2-Amino-5-(trifluoromethyl phenylalkyl)-1,3,4-thiadiazoles
US3965110A · kind A · utility
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Key dates
| Filing date | Nov 29, 1974 |
| Grant date | Jun 22, 1976 |
| Priority date | — |
| Expiry date | Nov 29, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D285/135
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
2-amino-5-(substituted or unsubstituted phenylalkyl)-1,3,4-thiadiazoles, e.g., 2-amino-5-(3-trifluoromethylbenzyl)-1,3,4-thiadiazole, prepared, e.g., by ring closure, of corresponding 1-(substituted or unsubstituted phenylalkanoyl)-thio-semicarbazide in a strong acid medium. The compounds are useful as minor tranquilizers and sleep inducers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.