| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8e43b4ca6b41ce9f54c9a895d474c81a |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C213-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C209-325 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C213-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C209-36
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C209-32
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C229-56
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C217-84
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C211-51
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C211-50
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C227-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J31-02 |
| filingDate |
1990-02-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_05efd9d41c4f90ae1cefd52362f30e83 |
| publicationDate |
1990-09-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
WO-9009984-A1 |
| titleOfInvention |
PRODUCTION OF p-PHENYLENEDIAMINES |
| abstract |
A method of producing a p-phenylenediamine characterized by reducing a p-nitroaniline with hydrazine in the presence of an aromatic quinoid or dihydroxy compound. |
| priorityDate |
1989-02-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |