Aroma Chemicals

Decanoic Acid (Natural) — also known as Capric Acid — is a naturally occurring fatty acid found in coconut oil, palm kernel oil, and certain dairy fats. In fragrance work it is valued primarily as a technical ingredient and precursor rather than for its odour itself. Its scent profile is typically described as waxy, fatty, and slightly rancid, with subtle soapy and dairy-like nuances.

The material usually appears as a white crystalline solid or waxy flakes that melt into a clear liquid when gently warmed. While its odour is not generally used directly in fragrance compositions, it plays an important role in the production of many esters used in perfumery, particularly those responsible for fruity and creamy notes.

In practical fragrance chemistry, Decanoic Acid is frequently used to produce aroma esters such as decanoates, which can contribute fruity, creamy, and fatty nuances to fragrance compositions. It is therefore more often encountered as a raw material for synthesis rather than as a direct fragrance note.

The designation “Natural” indicates that the material is derived from natural fats and oils, most commonly through hydrolysis or fractionation of coconut or palm kernel oil. In contrast, synthetic Decanoic Acid may be produced through industrial chemical processes from petrochemical sources. From an olfactory standpoint the difference is generally minimal, but the natural version is preferred in natural fragrance formulations and products requiring naturally derived ingredients.

Diacetyl is an aroma compound known for its rich, buttery, and creamy character. Its scent profile is typically described as warm, sweet, and dairy-like, strongly reminiscent of butter, cream, and freshly baked pastries, with a soft caramelized nuance that contributes to its gourmand quality.

The material usually appears as a yellowish liquid with low viscosity, and is appreciated for its very powerful aroma, even at extremely low concentrations. Its character is intense and immediately recognizable, which means it is typically used in very small amounts within fragrance or flavor compositions.

In practical fragrance work, Diacetyl may be used to add buttery and creamy facets to gourmand-style accords, especially those inspired by caramel, pastry, or dairy-like notes. It blends well with vanilla, caramel accords, lactones, maltol-type ingredients, and sweet gourmand materials, making it useful in sweet, dessert-inspired fragrance compositions.

Diethyl Phthalate (DEP) is a widely used ingredient in fragrance manufacturing where it serves primarily as a solvent and diluent for aromatic materials. It is valued for its virtually odourless character, allowing fragrance compositions to be diluted or stabilized without altering their intended scent profile.

The material typically appears as a clear, colorless liquid with low to moderate viscosity, and is appreciated for its excellent solvency, stability, and compatibility with a wide range of fragrance ingredients. Its relatively low volatility also helps maintain the balance and stability of fragrance formulations.

In practical perfumery, Diethyl Phthalate is commonly used to dilute fragrance concentrates, dissolve aroma chemicals, and improve the stability of fragrance blends. It has historically been employed in fine fragrance bases, incense oils, and various fragrance applications where a neutral and effective carrier is required to support the performance of aromatic materials.

Dihydro Myrcenol is a widely used fragrance ingredient valued in perfumery for its powerful fresh, citrusy, and slightly floral character. Its scent profile is typically described as clean, bright, and energetic, combining lime-like citrus freshness with soft floral and lavender-like nuances.

The material usually appears as a clear, colorless liquid with low viscosity, and is appreciated for its excellent diffusion and strong fresh impact in fragrance compositions. Its character is vibrant and long-lasting, making it particularly effective for delivering a crisp, modern freshness in the top and heart of a fragrance.

In practical perfumery, Dihydro Myrcenol is frequently used to build fresh, citrus, and aromatic accords, while also adding brightness and lift to fougère and cologne-style compositions. It blends particularly well with citrus oils, lavender, rosemary, geranium, and green notes, making it a key ingredient in many fresh masculine fragrances, sporty compositions, and modern clean fragrance structures.

Dihydrocoumarin is a fragrance ingredient appreciated in perfumery for its warm, sweet, and creamy character. Its scent profile is typically described as soft, coumarinic, and slightly vanilla-like, with subtle tonka bean and almond-like nuances that give it a comforting gourmand quality.

The material usually appears as white to pale crystalline solid, and is valued for its good substantivity and smooth sweetness in fragrance compositions. Its character is rich yet gentle, making it particularly useful for adding warmth and softness to the heart and base of a fragrance.

In practical perfumery, Dihydrocoumarin is often used to enhance coumarin, tonka, and gourmand accords, while also contributing sweetness and roundness to a composition. It blends particularly well with vanilla, tonka bean, balsamic notes, heliotrope, and soft musks, making it suitable for many fragrance styles including gourmand perfumes, warm oriental compositions, and sweet powdery fragrances.

Dimethyl Benzyl Carbinyl Acetate (DMBCA) is a fragrance ingredient appreciated in perfumery for its fresh, floral, and slightly fruity character. Its scent profile is often described as soft, sweet, and elegant, with nuances reminiscent of rose and light floral bouquets, accompanied by subtle green and slightly citrus-like facets that add brightness to fragrance compositions.

The material typically appears as a clear to pale liquid with low to moderate viscosity, and is valued for its smooth diffusion and balanced floral presence in fragrance formulations. Its character is refined and versatile, making it particularly effective for enhancing the natural freshness of floral accords.

In practical perfumery, Dimethyl Benzyl Carbinyl Acetate is frequently used to support rose and floral bouquet accords, while also contributing brightness and softness to a composition. It blends particularly well with rose, geranium, jasmine, phenyl ethyl alcohol, and light green notes, making it suitable for many fragrance styles including fresh florals, rose compositions, and elegant modern perfumes.

Diphenyl Oxide (Crystalline Solid) is a well-known fragrance ingredient valued in perfumery for its fresh, slightly floral, and delicately green character. Its scent profile is often described as clean, airy, and subtly reminiscent of geranium and rose, with a faint lemony and metallic freshness that gives it a distinctive brightness.

The material typically appears as white crystalline flakes or solid crystals, which may melt into a clear liquid upon gentle warming. It is appreciated for its excellent stability and diffusive freshness in fragrance compositions, where it contributes a clear and radiant aromatic effect.

In practical perfumery, Diphenyl Oxide is frequently used to support rose and geranium accords, while also adding freshness and lift to floral compositions. It blends particularly well with rose, geranium, citronellol, phenyl ethyl alcohol, and green notes, making it a useful ingredient in fresh floral perfumes, classic rose structures, and bright modern fragrance compositions.

Dipropylene Glycol (DPG) is a widely used ingredient in perfumery and fragrance manufacturing, primarily serving as a neutral solvent and diluent for aromatic materials. It is valued for its very low odour profile, allowing fragrance ingredients to be diluted or dissolved without altering the intended scent character of a composition.

The material typically appears as a clear, colorless, and moderately viscous liquid, and is appreciated for its excellent solvency and compatibility with a wide range of fragrance ingredients. Its relatively low volatility and stable nature make it particularly suitable for preparing fragrance bases and diluted aromatic materials.

In practical fragrance work, DPG is commonly used to dilute concentrated aroma chemicals, essential oils, and fragrance blends, helping to control strength, improve handling, and facilitate accurate formulation. It is widely employed in fine fragrance preparation, incense oils, reed diffuser bases, and various personal care products, where a stable, neutral carrier is required to support the performance of aromatic materials.

Ethyl Acetate (Natural) is a widely used aroma compound appreciated in both perfumery and flavor creation for its light, fruity, and slightly sweet character. Its scent profile is typically described as fresh, ethereal, and lightly reminiscent of pear and tropical fruits, with subtle wine-like and solvent-like nuances that give it a bright, volatile freshness.

The material usually appears as a clear, colorless liquid with very low viscosity, and is valued for its high volatility and excellent solvency in fragrance formulations. Its character is light and quickly diffusive, making it particularly useful for introducing a fleeting fruity brightness in the opening of a composition, as well as for dissolving and blending aromatic materials.

In practical perfumery, Ethyl Acetate is often used as a technical solvent and carrier, helping to dissolve fragrance ingredients and adjust viscosity, while also contributing a subtle fruity lift to the top of a fragrance. It is commonly encountered in fruity accords, fresh compositions, and certain natural fragrance preparations.

The designation “Natural” indicates that the material is obtained through natural fermentation processes, typically from ethanol derived from natural sources such as sugar or grain. In contrast, synthetic Ethyl Acetate is usually produced through industrial chemical synthesis from petrochemical feedstocks. From an olfactory standpoint the difference is generally very small, but the natural version is preferred in natural perfumery and clean-label fragrance formulations.

Ethyl Acetoacetate is an aromatic compound primarily valued in fragrance chemistry as a useful intermediate and supporting ingredient. Its scent profile is typically described as lightly sweet, fruity, and slightly wine-like, with subtle rum-like and esteric nuances that can contribute a delicate fruity warmth to fragrance compositions.

The material usually appears as a clear, colorless liquid with low viscosity, and is appreciated for its good solvency and compatibility with a wide range of aromatic materials. Its odour is relatively soft and unobtrusive, allowing it to integrate smoothly into blends without dominating the overall fragrance profile.

In practical perfumery, Ethyl Acetoacetate is often used as a technical component or intermediate in the preparation of aromatic materials, while also contributing a light fruity nuance in certain accords. It blends well with fruity esters, tropical notes, rum-like facets, and soft floral ingredients, making it useful in fruity compositions and complex fragrance structures where subtle fruity warmth is desired.

Ethyl Butyrate (FCC) is a widely used aroma ingredient valued in both perfumery and flavor creation for its bright, juicy, and distinctly fruity character. Its scent profile is typically described as sweet, fresh, and tropical, strongly reminiscent of pineapple and other ripe tropical fruits, with subtle orange-like nuances that add a lively freshness.

The material usually appears as a clear, colorless liquid with low viscosity, and is appreciated for its very diffusive and sparkling impact in the top of a fragrance. Its character is vibrant and uplifting, making it particularly effective for introducing a natural fruity brightness to the opening of a composition.

In practical perfumery, Ethyl Butyrate is frequently used to build pineapple and tropical fruit accords, while also contributing juiciness and freshness to fruity-floral and citrus compositions. It blends particularly well with pineapple notes, orange and citrus materials, apple accords, and light floral ingredients, making it suitable for many fragrance styles including fruity perfumes, tropical compositions, and bright modern fragrances.

Ethyl Heptanoate — also known as Ethyl Heptoate or Oenanthic Ether — is a fragrance and flavor ingredient appreciated for its fresh, fruity, and slightly wine-like character. Its scent profile is typically described as sweet, juicy, and lightly tropical, often reminiscent of grape, pineapple, and ripe orchard fruits, with a subtle wine-like nuance that reflects its historical association with fermentation aromas.

The material usually appears as a clear, colorless liquid with low viscosity, and is valued for its lively diffusion and bright fruity impact in the top of a fragrance. Its character is sparkling and vibrant, making it particularly effective for introducing a natural fruity brightness to the opening of a composition.

In practical perfumery, Ethyl Heptanoate is often used to enhance fruity accords, especially those inspired by grape, pineapple, and wine-like fruity notes, while also adding juiciness and freshness to fruity-floral compositions. It blends particularly well with pineapple notes, apple and pear accords, berry notes, citrus materials, and light floral ingredients, making it suitable for many fragrance styles including fruity perfumes, tropical compositions, and bright modern fragrances.

Ethyl 2-Methylbutyrate is a fragrance and flavor ingredient valued for its bright, juicy, and intensely fruity character. Its scent profile is typically described as fresh, sweet, and slightly tropical, often reminiscent of ripe apple and pineapple with subtle strawberry-like nuances.

The material usually appears as a clear, colorless liquid with low viscosity, and is appreciated for its powerful diffusion and lively fruity impact in the top of a fragrance. Its character is sparkling and vibrant, making it particularly effective for introducing a natural fruity brightness to the opening of a composition.

In practical perfumery, Ethyl 2-Methylbutyrate is frequently used to build apple and tropical fruit accords, while also contributing juiciness and sweetness to fruity-floral compositions. It blends particularly well with apple notes, pineapple accords, citrus materials, berry notes, and light floral ingredients, making it suitable for many fragrance styles including fruity perfumes, fresh modern compositions, and bright youthful fragrances.

Ethyl Propionate is a fragrance and flavor ingredient valued for its bright, fruity, and slightly sweet character. Its scent profile is typically described as fresh, juicy, and lightly tropical, evoking the aroma of pineapple and other ripe fruits with a soft rum-like nuance.

The material usually appears as a clear, colorless liquid with low viscosity, and is appreciated for its lively diffusion and sparkling impact in the top of a fragrance. Its character is light, vibrant, and refreshing, making it particularly effective for introducing a fruity brightness to the opening of a composition.

In practical perfumery, Ethyl Propionate is often used to enhance pineapple and tropical fruity accords, while also contributing freshness and juiciness to fruity-floral compositions. It blends particularly well with pineapple notes, apple and pear accords, citrus materials, and light floral ingredients, making it suitable for many fragrance styles including fruity perfumes, tropical compositions, and bright modern fragrances.

Ethyl Vanillin is a widely used aroma ingredient valued in perfumery and flavor creation for its rich, sweet, and creamy vanilla character. Its scent profile is typically described as warm, smooth, and intensely sweet, evoking the comforting aroma of vanilla pods with soft caramel-like nuances.

The material usually appears as white to pale crystalline powder, and is appreciated for its strong olfactory impact and excellent tenacity, even at relatively low concentrations. Its character is full-bodied and diffusive, making it particularly effective for adding sweetness and warmth to fragrance compositions.

In practical perfumery, Ethyl Vanillin is frequently used to enhance gourmand, amber, and oriental accords, while also contributing rich sweetness and lasting warmth to the base of a fragrance. It blends especially well with vanilla, tonka bean, balsamic resins, chocolate-like notes, and soft musks, making it a key ingredient in gourmand perfumes, sweet amber compositions, and dessert-inspired fragrance styles.

Compared with Vanillin, Ethyl Vanillin generally presents a stronger, sweeter, and more diffusive vanilla character. While Vanillin offers a softer and more natural vanilla impression, Ethyl Vanillin is often preferred when a richer and more powerful vanilla effect is desired within a composition.

Ethylene Brassylate is a well-known macrocyclic musk widely used in modern perfumery for its clean, soft, and elegant musky character. Its scent profile is typically described as smooth, slightly sweet, and powdery, with subtle skin-like and creamy nuances that give a refined and natural musky impression.

The material usually appears as a clear to very pale liquid with moderate viscosity, and is appreciated for its excellent substantivity and smooth diffusion within fragrance compositions. Its character is soft yet persistent, forming a gentle musky background that enhances the roundness and longevity of a fragrance.

In practical perfumery, Ethylene Brassylate is frequently used to build and reinforce musk accords, while also contributing softness, body, and lasting warmth to the base of a composition. It blends particularly well with floral, woody, and amber notes, making it a key ingredient in many clean musk fragrances, floral bouquets, modern woody compositions, and personal care fragrance bases.

Eugenol (FCC) is a classic fragrance and flavor ingredient widely used in perfumery for its warm, spicy, and slightly sweet character. Its scent profile is typically described as clove-like and aromatic, with subtle balsamic and woody undertones that give depth and richness to fragrance compositions.

The material usually appears as a clear to pale yellow liquid with moderate viscosity, and is appreciated for its strong aromatic impact and lasting presence within a fragrance. Its character is warm, expressive, and slightly spicy, making it particularly effective for introducing natural spicy warmth into a composition.

In practical perfumery, Eugenol is frequently used to enhance spicy and floral accords, especially those inspired by clove and carnation notes. It blends particularly well with rose, ylang-ylang, jasmine, cinnamon-like notes, balsamic resins, and woody materials, making it suitable for many fragrance styles including spicy florals, oriental compositions, and classic warm perfumes.

Florosa® (Florosol) is a modern fragrance ingredient appreciated in perfumery for its fresh, delicate, and luminous floral character. Its scent profile is often described as clean, watery, and slightly rosy, with soft muguet-like nuances and a gentle green freshness that give it an airy and elegant floral quality.

The material typically appears as a clear, colorless liquid with low viscosity, and is valued for its excellent diffusion and radiant freshness within fragrance compositions. Its character is light and transparent, making it particularly effective for bringing a natural floral brightness to the heart of a fragrance.

In practical perfumery, Florosa® is frequently used to enhance fresh floral accords, especially those inspired by muguet, rose, and modern transparent floral bouquets. It blends particularly well with rose, jasmine, muguet materials, citrus notes, and light musks, making it suitable for a wide range of fragrance styles including fresh florals, modern clean compositions, and elegant contemporary perfumes.

Fructone® is a distinctive fragrance ingredient appreciated in perfumery for its fresh, fruity, and slightly green character. Its scent profile is often described as juicy and crisp, reminiscent of fresh apples and other orchard fruits, accompanied by subtle pineapple-like and green leafy nuances that give it a bright and natural fruity impression.

The material typically appears as a clear, colorless liquid with low viscosity, and is valued for its lively diffusion and vibrant fruity impact in the top of a fragrance. Its character is sparkling and refreshing, making it particularly effective for adding a natural fruity brightness to a composition.

In practical perfumery, Fructone® is frequently used to build apple and fresh fruity accords, while also contributing brightness and lift to fruity-floral and citrus compositions. It blends particularly well with apple notes, pineapple accords, citrus materials, green notes, and light floral ingredients, making it suitable for many fragrance styles including fruity-floral perfumes, fresh modern fragrances, and youthful sparkling compositions.

Galaxolide® is one of the most widely used modern musk ingredients in perfumery, valued for its clean, soft, and diffusive musky character. Its scent profile is typically described as smooth, slightly sweet, and powdery, with subtle cotton-like and laundry-clean nuances that create a sense of freshness and comfort in fragrance compositions.

The material usually appears as a clear, colorless to very pale liquid with moderate viscosity, and is appreciated for its excellent substantivity and strong diffusion within a fragrance. Its character is soft yet persistent, forming a smooth musky background that enhances the body and radiance of a composition.

In practical perfumery, Galaxolide® is frequently used to build and reinforce musk accords, while also adding softness, volume, and lasting diffusion to a fragrance. It blends particularly well with floral, fruity, woody, and amber notes, making it a cornerstone ingredient in many clean musk fragrances, floral bouquets, modern woody compositions, and personal care fragrance bases.

Gamma-Decalactone is a well-known aroma ingredient valued in perfumery for its rich, creamy, and distinctly fruity character. Its scent profile is typically described as sweet, lactonic, and peach-like, closely resembling the aroma of ripe peaches with soft creamy undertones.

The material usually appears as a clear to pale liquid with moderate viscosity, and is appreciated for its smooth diffusion and long-lasting fruity warmth within fragrance compositions. Its character is soft, juicy, and gourmand-like, making it particularly effective for adding a natural peach nuance to a blend.

In practical perfumery, Gamma-Decalactone is frequently used to build peach and creamy fruity accords, while also enhancing fruity-floral compositions and gourmand-style fragrances. It blends especially well with apricot notes, jasmine, rose, vanilla, and soft musks, making it suitable for many fragrance styles including fruity florals, gourmand perfumes, and warm sweet compositions.

Gamma-Terpinene (99%) is a naturally occurring terpene found in several essential oils, particularly those derived from citrus peels and aromatic herbs. In perfumery it is appreciated for its fresh, citrusy, and slightly herbal character, accompanied by subtle green and terpenic nuances that evoke the brightness of natural citrus materials.

The material typically appears as a clear, colorless liquid with low viscosity, and is valued for its lively, volatile freshness that contributes lift and brightness to the top of a fragrance. Its character is crisp and aromatic, helping to introduce a natural citrus-green impression in the opening of a composition.

In practical perfumery, Gamma-Terpinene is often used to support citrus and aromatic accords, and blends well with lemon, lime, orange oils, herbal materials such as rosemary and thyme, and other terpene-based ingredients. Thanks to its fresh citrusy brightness, it is commonly encountered in fresh fragrances, aromatic compositions, and functional fragrances such as air care and household products.

Geraniol is a naturally occurring fragrance ingredient widely used in perfumery for its fresh, rosy, and slightly citrusy floral character. Its scent profile is typically described as clean, sweet, and vibrant, closely resembling the aroma of rose petals with gentle green and lemony nuances.

The material usually appears as a clear to pale liquid with moderate viscosity, and is appreciated for its bright diffusion and natural floral freshness within fragrance compositions. Its character is radiant and elegant, making it a key component in many floral fragrance structures.

In practical perfumery, Geraniol is widely used to build and enhance rose accords, while also contributing freshness and lift to floral and citrus compositions. It blends particularly well with rose, geranium, citronellol, jasmine, citrus oils, and green notes, making it an essential ingredient in many fragrance styles including floral perfumes, fresh bouquets, classic colognes, and modern elegant compositions.

Geranyl Acetate is a well-known fragrance ingredient widely used in perfumery for its fresh, sweet, and floral character. Its scent profile is typically described as rosy and slightly fruity, with delicate citrus-like brightness and soft green nuances that give it a natural and elegant floral freshness.

The material usually appears as a clear, colorless to pale liquid with low viscosity, and is appreciated for its smooth diffusion and lively freshness in fragrance compositions. Its character is radiant and balanced, making it particularly effective for adding brightness and natural sweetness to floral accords.

In practical perfumery, Geranyl Acetate is frequently used to enhance rose and geranium accords, while also contributing freshness and lift to citrus and floral compositions. It blends especially well with rose, geranium, citronellol, citrus oils, jasmine, and green notes, making it suitable for a wide range of fragrance styles including fresh florals, citrus-floral perfumes, classic colognes, and elegant modern compositions.

Geranyl Butyrate is a fragrance ingredient valued in perfumery for its fresh, fruity-floral character. Its scent profile is often described as sweet, rosy, and slightly citrusy, accompanied by delicate fruity nuances reminiscent of pear and tropical fruits, which give it a bright and lively quality.

The material typically appears as a clear, colorless to pale liquid with low viscosity, and is appreciated for its smooth diffusion and vibrant freshness within fragrance compositions. Its character is soft yet radiant, making it particularly useful for adding brightness and natural sweetness to floral accords.

In practical perfumery, Geranyl Butyrate is often used to enhance rose and fruity-floral compositions, while also contributing freshness and light sweetness to a blend. It blends particularly well with rose, geranium, citrus oils, jasmine, and light fruity materials, making it suitable for many fragrance styles including fruity-floral perfumes, fresh modern fragrances, and bright floral bouquets.

Hedione® (Firmenich) is one of the most important modern fragrance ingredients, widely valued in perfumery for its radiant, fresh, and delicately floral character. Its scent profile is often described as airy, transparent, and jasmine-like, with subtle green and citrusy nuances that bring brightness and elegance to fragrance compositions.

The material typically appears as a clear, colorless liquid with low to moderate viscosity, and is appreciated for its excellent diffusion and remarkable ability to enhance the radiance of a fragrance. Its character is soft yet expansive, creating a luminous floral aura that adds naturalness and openness to a composition.

In practical perfumery, Hedione® is widely used to enhance jasmine and fresh floral accords, while also improving the diffusion, lift, and overall harmony of a fragrance. It blends beautifully with jasmine, rose, citrus materials, muguet notes, and light musks, making it a cornerstone ingredient in many modern floral, fresh, and elegant fragrance structures.

Helional® is a well-known fragrance ingredient valued in perfumery for its fresh, green, and aquatic floral character. Its scent profile is typically described as clean, airy, and slightly watery, evoking the impression of fresh sea breeze and dewy floral notes, often associated with muguet-like freshness and soft marine nuances.

The material usually appears as a clear to pale liquid with moderate viscosity, and is appreciated for its excellent diffusion and bright freshness within fragrance compositions. Its character is transparent and radiant, making it particularly effective for adding an airy freshness to the heart of a fragrance.

In practical perfumery, Helional® is frequently used to build aquatic and fresh floral accords, while also contributing brightness and diffusion to modern fragrance structures. It blends particularly well with muguet materials, jasmine, citrus notes, green accords, and light musks, making it suitable for a wide range of fragrance styles including aquatic perfumes, fresh florals, modern colognes, and contemporary clean fragrance compositions.

Hercolyn® D is a hydrogenated rosin derivative widely used in perfumery as a fixative, solvent, and fragrance stabilizer. Derived from pine rosin, it is valued for its very low odour profile, though it may present a faint balsamic and resinous nuance reflecting its natural origin.

The material typically appears as a clear, viscous liquid ranging from pale to nearly colorless, and is appreciated for its excellent stability and resistance to oxidation due to the hydrogenation process. Its low volatility and neutral olfactory character allow it to function effectively as a technical ingredient that improves fixation and enhances the longevity of fragrance compositions.

In practical perfumery, Hercolyn® D is frequently used to dissolve and stabilize resins, essential oils, and heavier aromatic materials, while also helping to smooth the structure of a fragrance and extend its lasting character. It is commonly employed in fine fragrances, personal care products, and air care formulations, where a reliable fixative and neutral solvent is required to support the performance of aromatic materials.

Note: This product is no longer available. The currently available alternative is Hercolyn DW.