http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-100294117-B1
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C209-68 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C211-56 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C209-68 |
| filingDate | 1993-12-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2001-09-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2001-09-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-100294117-B1 |
| titleOfInvention | Method for preparing 4-nitrosodiphenylamine or salts thereof |
| abstract | Diphenylamine of the general formula (1): (i) a mixture of nitrogen oxides, wherein the ratio of oxygen atoms to nitrogen atoms in the mixture is greater than 1.0 to less than 2.0, (ii) hydrogen halides, and (iii A process for the preparation of 4-nitrosophenylamine of the general formula (2) is disclosed, which comprises treating with an aliphatic alcohol:n n n n n n n n In the above formulas, R 1 and R 2 each independently represent a hydrogen atom, methyl group, ethyl group, cyclohexyl group, methoxy group, ethoxy group, chlorine atom or bromine atom.n n n The method conveniently and effectively produces 4-nitrosophenylamine or its salt of formula (2) and is industrially useful. |
| priorityDate | 1992-12-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 75.