By Horst Surburg, Johannes Panten
This sixth variation is punctiliously revised and up-to-date, and now also contains all commercially vital style and perfume fabrics that entered the marketplace over the last 10 years.
in a single convenient and up to date resource, this vintage reference surveys these common and artificial fabrics which are commercially to be had, produced, and used on a comparatively huge scale, protecting their houses, production tools hired, and components of software.
For this new version the bankruptcy on crucial oils has been thoroughly revised with reference to creation volumes, availability, and new product necessities, whereas new felony concerns, reminiscent of achieve law facets, are actually integrated. eventually, the CAS registry numbers and physicochemical information of over 350 unmarried components and a hundred crucial oils were up to date and revised.
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Extra info for Common Fragrance and Flavor Materials: Preparation, Properties and Uses
Most of the esters used are acetates, and ethanol is the most common alcohol component. In nature, most esters are derived from alcohols and acids with an even number of carbon atoms. In addition to straight-chain saturated compounds, branched-chain compounds such as isoamyl esters and unsaturated compounds such as hexenyl esters are important. Although the odor of aliphatic esters with a small number of carbon atoms is strictly fruity, it changes to fatty and soapy and even metallic as the number of carbon atoms increases.
The primary functions of the olfactory and taste receptors, as well as their evolutionary development, may explain why artiﬁcial ﬂavor substances are far less important. A considerable proportion of compounds used in fragrances are those identiﬁed as components of natural products, for example, constituents of essential oils or resins. The fragrance characteristics of artiﬁcial compounds nearly always mimic those of natural products. 5 Sensory Properties and Chemical Structure Similarity between odors arises because dissimilar substances or mixtures of compounds may interact with receptors to create similar sensory impressions in the sensory centers of the brain.
It occurs naturally in galbanum oil (see p. 207) and is the odor-determining constituent of the oil. The commercial qualities also contain some all-trans-isomer and are oﬀered only in dilution due to better stability. 1 Aliphatic Compounds Numerous synthetic routes for the production of 1,3,5-undecatrienes have been developed. Typical routes are described in [59–62]. FCT 1988 (26) p. 415. Trade Names. Galbanolene Super (Firmenich), Undecatriene 10% (Givaudan). 855, is a colorless liquid with a D nice fruity, green, strong violet-leaf note.