(+)-フェンコン 化学特性,用途語,生産方法
外観
無色～ほとんど無色透明液体
説明
d-Fenchone has a camphor-like odor, powerful and sweet, and a warm, somewhat bitter, burning taste. d-Fenchone is isolated from cedarleaf oil (thuja oil).
化学的特性
clear colorless to pale yellow liquid
天然物の起源
Reported found in several essential oils: Thuja plicata, Thuja occidentalis, Thuja standishii, Russian anise, fennel, a few Artemisia varieties (A frigida, A verlotorum, A santolinaefolia), Lavanda stoechas, Lavanda burmannii, and others; the highest levels are found in fennel oil (12 to 19%); two optically active forms have been isolated Also reported found in basil, caraway, cedar leaf oil, cloves, dill, licorice and thyme
使用
As flavor in foods; in perfumes.
定義
ChEBI: A fenchone that has 1S,4R stereochemistry. A colourless, oily liquid found in fennel oil, it is used in perfumery and as flavour in foods.
製造方法
Isolated from cedarleaf oil (thuja oil).
一般的な説明
Produced and qualified by HWI pharma services GmbH.
Exact content by quantitative NMR can be found on the certificate.
純化方法
The oily liquid is purified by distillation in a vacuum and is very soluble in EtOH and Et2O. [Boyle et al. J Chem Soc, Chem Commun 395 1971, Hückel Justus Liebigs Ann Chem 549 186 1941, (±)-isomer: Braun & Jacob Chem Ber 66 1461 1933.] It forms two oximes, cis-oxime: m 167o (crystallises from pet ether) [] D +46.5o (c 2, EtOH), O-benzoyloxime m 81o, [] D +49o
(+)-フェンコン 上流と下流の製品情報
原材料
準備製品