| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_2ca2e4410855da087e11bf3eea8933fa |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D501-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D501-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D501-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D501-22 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-18 |
| filingDate |
1982-06-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1984-10-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8d28b8d1212b0b4de4a3b4dd434ae86a |
| publicationDate |
1984-10-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-1176629-A |
| titleOfInvention |
Process for preparing desacetoxycephalosporanic acid |
| abstract |
Abstract A process for preparing a desacetoxycephalo-sporanic acid of the formula 2 which comprises mixing at a temperature between 20°C. and 100°C. a cephalosporanic acid of the formula 1 witk a tri(C1-C6 alkyl)silane in the presence of an organic acid having a pKa of less than 1.5 and a Lewis acid; wherein R is amino or disubstituted amino. |
| priorityDate |
1981-06-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |