Process for the production of tetrazolylbenzopyrans
US6069257A · kind A · utility
2Cited by
0References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1999 |
| Grant date | May 30, 2000 |
| Priority date | — |
| Expiry date | Jul 6, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process for preparing certain substituted benzopyran compounds of formula (I) ##STR1## is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.