Benzylpyrimidine synthesis and intermediates
US4568744A · kind A · utility
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2Claims
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Key dates
| Filing date | May 14, 1984 |
| Grant date | Feb 4, 1986 |
| Priority date | — |
| Expiry date | May 14, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D295/135
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
2,4-Diamino-5-(4-amino- and 4-loweralkylamino-3,5-disubstitutedbenzyl)pyrimidines are prepared by a novel method using 2,6-disubstituted anilines and pyrimidines. Several novel intermediates are involved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.