| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_43000a5cfa837b51a2a690856b95ada2 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-22 |
| filingDate |
1976-02-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_eb45f324ae53b7bc57dbe576ad6183ac
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8a6d96193aec1e75786c6673adfeff1f
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_dc6d996a0f4f4364d618ff3fd9f39ab3
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8dbb045b658c49d8749e924168c6024b |
| publicationDate |
1977-08-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-S5297988-A |
| titleOfInvention |
Preparation of cephalosporanic acid derivatives |
| abstract |
PURPOSE: High purity 2-nitrobutylester of 2-desacetoxycephalosporanic acid is prepared in high yield by the ring expansion of pecillins using a small amount of hexamethylphosphoric triamide. n COPYRIGHT: (C)1977,JPO&Japio |
| priorityDate |
1976-02-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |