Lithium 3-triphenylmethoxy-1-trans-alkenyl-dialkyl alanates
US3932479A · kind A · utility
28Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 1973 |
| Grant date | Jan 13, 1976 |
| Priority date | — |
| Expiry date | Apr 27, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/09
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This disclosure describes 3-triphenylmethoxy-1-alkynes, 3-triphenylmethoxy-1-trans-alkenyl-dialkyl-alanes, and lithium 3-triphenylmethoxy-1-trans-alkenyl-dialkyl alanates useful as intermediates for the preparation of certain 11-hydroxy- and 11-deoxy-9-keto(or hydroxy)-prostanoic acid derivatives which possess bronchodilator, hypotensive, and anti-ulcer activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.