http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DD-293347-A5
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_b8c96e1b5833e0a96da8d0d926d9f3eb |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-20 |
| filingDate | 1990-03-30^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3cac0a5b655799227aeb106ced1a9e95 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c7056b65c4f031633142aa8541bf8cba |
| publicationDate | 1991-08-29^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | DD-293347-A5 |
| titleOfInvention | PROCESS FOR PREPARING 1-PYRAZOL-3-YL-2-PYRAZOLIN-5-ONEN |
| abstract | The invention relates to a process for the preparation of 1-pyrazol-3-yl-2-pyrazolin-5-ones. The title compounds are of interest as magenta couplers for color photography and as potential drugs. They can be prepared according to the invention from pyrazol-3-yl-hydrazines and b-keto acid esters. {2-pyrazolin-5-ones; Pyrazol-3-yl-hydrazine; b-keto acid ester; Color photography; Magenta coupler} |
| priorityDate | 1990-03-30^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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