Substituted diphenyl ethers
US4388472A · kind A · utility
12Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 13, 1981 |
| Grant date | Jun 14, 1983 |
| Priority date | — |
| Expiry date | Jan 13, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C255/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the formula: ##STR1## and salts and esters thereof, useful as intermediates for the preparation of compounds of the formula ##STR2## wherein R.sup.1 is an alkyl group optionally substituted by one or more fluorine atoms or by an optionally substituted phenyl group R.sup.2 is No.sub.2 or Cl and R.sup.6 is a hydrogen atom or an alkyl group of 1 to 4 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.