Arylsulfonyl tetrazoles
US4059592A · kind A · utility
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6Claims
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Assignee
Inventors
Key dates
| Filing date | Feb 10, 1976 |
| Grant date | Nov 22, 1977 |
| Priority date | — |
| Expiry date | Feb 10, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H21/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Arylsulfonyl tetrazoles of the formula ##STR1## where R.sub.1, R.sub.2 and R.sub.3 are selected from hydrogen, lower alkyl and lower alkoxy groups, and their preparation are described. These compounds have been found to be advantageous condensing or coupling agents via phosphoester formation in polynucleotide synthesis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.