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Type: Article

Section: Fragrance

The Synthesis of Allyl-3-Cyclohexylpropionate

This article discusses the synthesis of allyl-3-cyclohexylpropionate, which includes cinnamic acid, its ester and/or its methylester, hydrogenation and esterification, transesterification, of hydrogenation products.

Allyl Isothiocyanate

Allyl isothiocyanate is a phytochemical paradox. Few materials used in our industry today present such a complex nature as allyl isothiocyanate and its many other related analogues found in natural products consumed by humans and animals.

Preparation of Fragrant Allyl Esters

Preparing methyl-cyclohexyloxyacetate, allyl-cyclohexyloxyacetate, methyl-cyclohexylpropionate and allyl-cyclohexylpropionate.

Phenethyl Alcohol

Phenethyl alcohol, or PEA, as it is commonly referred to in the industry, is basically a fragrance raw material, as more than 99% of its volume usage is realized in this area. The usage in flavors in only minor, yet the flavorist will require PEA for defined applications where it cannot be substituted by other materials.

Leaf Alcohol

Leaf alcohol and its derivatives are a symbol of the “green revolution in flavors and fragrances that developed in our industry during the 1960’s.” Its commercial introduction changed the nature of flavors and fragrances and resulted in the wide spread use of n-hexenyl based materials, Today, more than 40 structurally related aroma chemicals are being utilized in our industry and all at relatively low formula percentages.

Benzyl Alcohol

An arThe above descriptions are only a sampling of the recorded organoleptic impressions one finds in the Flavor and Fragrance literature. A review of these sources results in an initial impact of confusion on the reader. Later on, this impression changes to the opinion that the reviewers must be examining widely different materials. Herein lies the key to benzy alcohol's true organoleptic nature.

Allyl Fragrance and Flavor Ingredients -- from Floral-Rosy to Green Onion

Diverse, high-impact effects of allyl

Perfume Materials: The Addition of Acetic Acid and Allylalcohol to Dicyclopentadiene

Chemistry and sensory evaluation

Musk Alcohols

The purpose of the research described herein is to investigate the odors of some alcohols which might otherwise be expected to be musky were it not for their possession of that particular functional group.

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Cover Story: Leaf Alcohol Preparation

cis-Hex-3-en-1-ol and trans-hex-3-en-1ol are called leaf alcohols, though their aromas resemble freshly cut grass. Perfumers define their aroma more precisely: cis-hex-3-en-1-ol has powerful and intensely green grassy odor.1 Traces of cis-hex-3-en-1-ol are used in refreshing top notes in delicate floral fragrance types such as muguet and lilac; in addition, the alcohol is often used alongside geranium oil, galbanum, oakmoss, lavender and mint oils.

Alcohols and Ethers

Flavor and odor characteristics and effects in formulations.

2-Phenylethyl Alcohol: An Aroma Profile

Phenylethyl alochol is a higher aromatic alcohol characterized by a delicate fragrance of rose petals starting at 20 ppm.

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Non-Alcoholic Solvents in Multifunctional Fragrances

By replacing alcohol as the carrier solvent with biology-based hydrocarbons (BBHCs), it becomes possible to design and manufacture entirely novel multifunctional products that straddle the line between perfume and beauty care while carrying an “all-natural” certification.

Stability of Perfume Compositions in Alcoholic Lotions

As a Function of the Water Purity Employed.

iso-Valeric acid makes a subtle, but very useful, contribution to hazelnut flavors at 100 ppm.

iso-Valeric Acid in Dairy, Brown, Nut, Savory, Alcoholic Drink & Fruit Flavors

The profile of iso-valeric is very much stereotypical of the primary cheese odor, without any hint of the faint goaty character that starts to creep into the series of aliphatic acids from six carbon atoms upwards.

With innovations in nano-emulsions, enhanced skin compatibility, and sustainability benefits, alcohol-free fragrances are set to redefine the future of fine fragrance.

Skinification of Fragrance: The Rise of Alcohol-Free Perfumes

Fragrances formulated without alcohol meet consumer demand for long-lasting scents that also nourish and protect the skin.

Master perfumer Christophe Laudamiel shares his thoughts on the ingredient’s versatility, usage and more.

Christophe Laudamiel Explores the Magic of Phenyl Ethyl Alcohol

Master perfumer Christophe Laudamiel shares his thoughts on the ingredient’s versatility, usage and more.

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Progress in Essential Oils: Spike Lavender

This month's column discusses the chemical composition of spike lavender (Lavandula latifolia Medic).

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