Selective preparation of monohalohydroquinones
US4683346A · kind A · utility
1Cited by
3References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 1985 |
| Grant date | Jul 28, 1987 |
| Priority date | — |
| Expiry date | Dec 19, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/62
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Hydroquinone is selectively nascently chlorinated to monochlorohydroquinone, by reacting same with an aqueous solution of hydrochloric acid and hydrogen peroxide, in the presence of an organic solvent for, and inert to, said hydroquinone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.