Azo compounds, their manufacture and use
US3932122A · kind A · utility
4Cited by
1References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 12, 1973 |
| Grant date | Jan 13, 1976 |
| Priority date | — |
| Expiry date | Jun 12, 1993 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S8/922
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Azo compounds of the formula ##SPC1## Wherein D represents the radical of a diazo component, R.sub.1 and R.sub.3 each represent a hydrogen atom or a substituent and R.sub.2 represents a substituent, and which contain at least one carboxy group that may not, however, be bonded in the adjacent position to the azo bridge directly to the ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.