Azatetracycle compounds and process of preparing same
US5223613A · kind A · utility
4Cited by
5References
5Claims
0Family size
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Key dates
| Filing date | Jun 19, 1992 |
| Grant date | Jun 29, 1993 |
| Priority date | — |
| Expiry date | Jun 19, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An azatetracycle compound of the general formula ##STR1## wherein D is a tetracycle of the structure ##STR2## wherein Ar is an aromatic moiety and B is either NH or O.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.