2-Alkoxyalkoxy-5-nitrobenzenesulfonic acid and salt thereof
US4246414A · kind A · utility
2Cited by
1References
8Claims
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Key dates
| Filing date | Aug 27, 1979 |
| Grant date | Jan 20, 1981 |
| Priority date | — |
| Expiry date | Aug 27, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S534/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A 2-alkoxyalkoxy-5-nitrobenzenesulfonic acid or a salt thereof represented by the following general formula (I): ##STR1## wherein R.sup.1 represents an alkylene group having 2 or more carbon atoms; R.sup.2 represents an alkyl group; and M represents an inorganic or organic cation. The compound represented by the general formula (I) is useful as an intermediate for a dye releasing redox compound which is suitable for use in the color diffusion transfer process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.