http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ES-408465-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8e0ff16e899ce32685c9600075c1cc21 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B- |
| filingDate | 1972-11-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1976-01-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | ES-408465-A1 |
| titleOfInvention | PROCEDURE FOR THE PREPARATION OF DISAZOIC PIGMENTS. |
| abstract | Procedure for the preparation of disazo pigments of the formula **(See formula)** wherein R1 signifies an alkyl, alkoxyalkyl or cycloalkyl group containing from 1 to 6 carbon atoms, an aralkyl, aryloxy or aryl group, R2 signifies the group Z-R1 or a hydrogen or halogen atom, a group nitro, trifluoromethyl, cyano, or alkyl, containing from 1 to 4 carbon atoms, means a hydrogen or halogen atom or a trifluormethyl group, Z means a sulfur or oxygen atom, X means an atom of hydrogen or halogen, an alkyl or alkoxy group, containing from 1 to 4 carbon atoms, a nitro, cyano, trifluoromethyl, carboxylic acid amide or carboxylic acid ester group, Y signifies a hydrogen atom or halogen, an alkyl or alkoxy group, containing from 1 to 4 carbon atoms, a nitro, trifluoromethyl, cyano, carboxylic acid amide or carboxylic acid ester group, (when R2 represents an atom of halogen or a trifluoromethyl group or the radical Z-R1) or Y signi It consists of a hydrogen or halogen atom, an alkyl group, containing from 1 to 4 carbon atoms, a nitro, cyano, trifluoromethyl, carboxylic acid ester or carboxylic acid amide group, (when R2 represents a hydrogen atom), characterized in that a diazo or diazoamine compound of an amine of the formula is coupled in a 2: 1 molar ratio **(See formula)** with a bis-acetoacetylphenylenediamine of the formula (see formula) (Machine-translation by Google Translate, not legally binding) |
| priorityDate | 1971-11-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 25.