Invention Grant
- Patent Title: Cyclohexene derivatives and their use as odorants
- Patent Title (中): 环己烯衍生物及其作为气味剂的用途
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Application No.: US13647161Application Date: 2012-10-08
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Publication No.: US08691746B2Publication Date: 2014-04-08
- Inventor: Andreas Goeke , Yue Zou
- Applicant: Givaudan SA
- Applicant Address: CH Vernier
- Assignee: Givaudan SA
- Current Assignee: Givaudan SA
- Current Assignee Address: CH Vernier
- Agency: Norris McLaughlin & Marcus PA
- Priority: GB0715496.6 20070810
- Main IPC: C07C47/45
- IPC: C07C47/45 ; C07C47/445 ; C07C35/18 ; C07C35/27

Abstract:
The present invention relates to a process for the production of formyl cyclohexene derivatives which are suitable as odorants as such or as intermediates for the preparation of further odorants. In particular the present invention relates to a domino-methylenation-Diels-Alder reaction of α,β-unsaturated aldehydes using formaldehyde in the presence of 1,3-butadienes.
Public/Granted literature
- US20130035278A1 Cyclohexene Derivatives and Their Use as Odorants Public/Granted day:2013-02-07
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