Squarlylium compound
US5169987A · kind A · utility
3Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 1990 |
| Grant date | Dec 8, 1992 |
| Priority date | — |
| Expiry date | Dec 7, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A squarylium compound represented by formula (III) ##STR1## wherein R.sub.4 represents a hydrogen atom, a methyl group, or a fluorine atom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.