Dihydroxy aromatic compounds and methods for preparation
US7183431B1 · kind B1 · utility
0Cited by
7References
22Claims
0Family size
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Key dates
| Filing date | Nov 29, 2005 |
| Grant date | Feb 27, 2007 |
| Priority date | — |
| Expiry date | Nov 29, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C235/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A dihydroxy aromatic compound having a Formula (I),wherein R1 is a C6–C60 aromatic divalent functionality, R2 at each occurrence, can be the same or different and is independently at each occurrence selected from the group consisting of a cyano functionality, a nitro functionality, a halogen, an aliphatic functionality having 1 to 10 carbons, a cycloaliphatic functionality having 3 to 10 carbons and an aromatic functionality having 6 to 10 carbons, and “n” is an integer having a value of 0 to 4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.