Dioxa-tricycloundecane compounds
US7615525B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 30, 2005 |
| Grant date | Nov 10, 2009 |
| Priority date | — |
| Expiry date | May 9, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/70
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the formula Iin which the moieties R1-R13 are independently selected from the following moieties:R1, R5, R6, R8, R11—H, methyl, ethyl, propyl, isopropyl; R3—H, methyl, ethyl, propyl, isopropyl, vinyl; R4—H, methyl, ethyl; R2, R7, R9—H, methyl, ethyl, propyl, isopropyl, n-butyl, isobutyl, t-butyl; R10—H, methyl, ethyl, propyl, isopropyl, t-butyl; R12, R13—H, C1-6 linear or branched alkyl; or R4 and R11 together with the carbon atoms to which they are attached form a 5- or a 6-membered cycloalkyl ring; or R6 and R7 together with the carbon atoms to which they are attached form a cycloalkyl ring having 3, 4, 5 or 6 members. The compounds have strong odours and are useful in fragrances and fragrance applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.