Patent · US Expired

2-Amino-5-(trifluoromethylphenylalkyl)-1,3,4 thiadiazoles used in the treatment of insomnia and anxiety

US4054665A · kind A · utility

3Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 1976
Grant dateOct 18, 1977
Priority date
Expiry dateMar 10, 1996

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)-thiosemicarbazide 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.