Process for producing p-hydroxyphenyl/acetic acid
US4393235A · kind A · utility
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5Claims
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Assignee
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Key dates
| Filing date | May 4, 1981 |
| Grant date | Jul 12, 1983 |
| Priority date | — |
| Expiry date | May 4, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/377
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of p-hydroxyphenylacetic acid by reducing p-hydroxymandelic acid with a stannous salt. The product is a valuable intermediate for the preparation of the .beta.-adrenergic blocking agent atenolol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.