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2,5-di- and 2,2,5-trisubstituted di- and tetrahydrofuran derivatives and their use for the production of perfumes
专利权人:
Philip Kraft
发明人:
Philip Kraft
申请号:
US12602275
公开号:
US08344023B2
申请日:
2008.06.03
申请国别(地区):
US
年份:
2013
代理人:
摘要:
Di-/trisubstituted furans of the formula (I) and their use as odorants wherein R1 is hydrogen or methyl R2 is ethyl, propyl or isopropyl the bond between C-3 and C-4 is a single bond, or the dotted line together with the bond between C-3 and C-4 represents a double bond and the bond between C-4′ and C-5′ is a single bond, or the dotted line together with the bond between C-4′ and C-5′ represents a double bond, either in (E)- or (Z)-configuration. The invention furthermore relates to a method of their production and to perfume compositions comprising them.
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中国工程科技知识中心
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