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Type: Article

Section: Fragrance > Regulatory & Research

Fragrances Through Hydrochlorination of Terpenes

Among the reactions that have enriched terpene chemlstry, perhaps the simplest and one of the outstanding is hydrochlorination. This reaction has been used for structural elucidation, for derivatization to identify and/or purify terpenes and for synthesizing perfumery chemicals. How the application of hydrochlorination on terpenes has unearthed the treasure caves of fragrances is a vibrant chapter worthy of portrayal.

As one of the most popular and expensive oils of the 19th century, violet oil’s compounds could be isolated into three major ionones. It was found that depending on the synthetic route, mixtures of the ionones in different ratios were formed, each of which had unique fragrance profiles.

Patenting Non-Naturally Occurring Fragrance Compounds

What does the patent literature tell us about innovation in the area of non-naturally occurring fragrance compounds? This short article provides some recent examples of U.S. patents that have claimed “new, useful and non-obvious” non-naturally occurring fragrance compounds or compositions.

vanilla17

A Natural and a Pod: Commonalities in Vanilla and Tea Processing

Shared chemistry, biochemistry and processing in tea leaf and vanilla pod.

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