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Section: Fragrance

Fragrant Esters of 3-Cyclohexylbutanoic Acid

Thus, the acid is not too easily available, but remarkable fragrant properties of its esters raise the interest in its production. The first four stages of its synthesis have been described previously. Prin’s reaction of α-methylstyrene with formaldehyde yields 4-methyl-4-phenyl-1,3-dioxane.

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'Ester Dance Reaction' Yields Low-cost Aromatic Esters

Research from Waseda University in Japan describes a novel catalyst and reaction, the "ester dance reaction," that could make synthesizing aromatic compounds sustainably easier.

Syntheses and Odor Characteristic of Beta-Terpinyl Esters

Our method of snythesis of terpin-1,8 diesters and eliminating one mole of acid made it possible for the first time to produce beta-terpinyl esters with interesting odour properties. This represents a major expansion of the variety of perfumery synthetics produced from turpentine.

Esters

In a recent article, I discussed the fundamentals of Schiff bases. In this issue, I would like to discuss the basics of esters.

Preparation of Fragrant Allyl Esters

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

Quantitative Relationships Between Structure and the Fruity Odor of Esters

This article describes the evaluation of three QSAR approacbes (CoMFA, Hansch and Principal Component Analysis) which were used to investigate the correlation between chemical structure and the fruitiness of esters. It includes the first published study of the use of comparative molecular field analysis (CoMFA) in the formulation of a structure-odor relationship.

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A "Natural Solution" to Labeling: Blue Marble Biomaterials Launches Ester Line

In response to an evolving demand of natural products, Blue Marble Biomaterials launches its natural ester line of products.

Methyl Salicylate, or Oil of Wintergreen

Methyl salicylate is an aromatic ester whose principal natural source is wintergreen (Gaultheria procumbens) and sweet birch (Betula lenta) plants. Its history is intertwined with that of salicylic acid and its other derivatives, all of which were recognized by early man as having theraputic values.

Ethyl Methyl Phenyl Glycidate

An aroma chemical profile, ethyl methyl phenyl glycidate. It belongs to a group of flavor and fragrance materials that illustrate the type of nomenclature prevalent in the aroma chemical industry in the first few decades of this century.

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Natural Advantage's Methyl dihydrojasmonate

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Pear Ester: Ethyl (E,Z)-2,4-decadienoate

The ester's uses in flavors include fruity red, fruity yellow, fruity tropical and other fruity applications. In fragrances, it uses encompass fruity compounds for alcoholic and cosmetic perfumes.

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Define Your Scent with Methyl Cedryl Ether

Craft the perfect fragrance with our broad array of natural and synthetic aroma chemicals.

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Givaudan Perfume Releases Floral Captive Molecule Esterly

Givaudan Perfume has recently released its latest floral captive molecule, Esterly, which include apple and strawberry notes.

Methyl Dihydrojasmonate Natural Advantage www.natadv.com Methyl dihydrojasmonate (FEMA# 3408, CAS# 24851-98-7) is best described as delicate floral, blooming jasmine flowers. In fragrance, it gives bright elusive jasmine-like lifts and extended substantivity. Methyl dihydrojasmonate adds sweet aromatic lift to tea, while enhancing the sharpness of the tea flavor to give a clean, refreshing finish. In citrus, this product can be used to elevate flavors, missing components such as adding juiciness, sweet notes and rounding out the flavor compounds.

Natural Advantage's Methyl Dihydrojasmonate

Methyl dihydrojasmonate is a delicate floral scent. In fragrance, it gives bright elusive jasmine-like lifts and extended substantivity, and in tea, it adds a sweet aromatic lift to it.

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Berjé's Methyl octine carbonate

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Patent Pick: Carboxy Ester Ketals for Fragrance

Patent Picks are chosen by the editors from publicly available sources. Today's choice are carboxy ester ketals as fragrance compositions, among other uses.

Methyl n-Octanoate

With flavor and fragrance applications, this natural material from CTC Organics features orangelike notes.

5-Methyl-2-hepten-4-one

For fragrance and flavor applications, this Fontarôme Chemical material can feature a cocoa taste.

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