Synthesis of sulfonyl semicarbazides
US4104301A · kind A · utility
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8Claims
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Key dates
| Filing date | Feb 18, 1977 |
| Grant date | Aug 1, 1978 |
| Priority date | — |
| Expiry date | Feb 18, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C311/49
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A new synthetic route to sulfonyl semicarbazides (sulfonyldiazanecarboxamides) and sulfonyl-1,2-diazanedicarboxyamide wherein a substituted 1,2-diazenedicarboxamide is reacted with a salt of a sulfinic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.