Process for preparing 3-alkoxy-5-alkylpyrazin-2-amines
US5877319A · kind A · utility
1Cited by
4References
18Claims
0Family size
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Key dates
| Filing date | Jul 8, 1997 |
| Grant date | Mar 2, 1999 |
| Priority date | — |
| Expiry date | Jul 8, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D241/26
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing 3-alkoxy-5-alkylpyrazin-2-amines of the general formula: ##STR1## wherein R.sup.1 is a C.sub.1-4 -alkyl group or an aryl group and R.sup.2 is a C.sub.1-4 -alkoxy group or an aryloxy group, starting either from aminomalononitrile or from aminoacetonitrile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.