| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_37555e87c88017b74fba94c8b8abbb42 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-55 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D309-32
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D305-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D263-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C271-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D305-14 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C271-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D305-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D263-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C269-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D263-04 |
| filingDate |
1993-02-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1998-02-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5cde50f2e4197965da506b339d9a88da |
| publicationDate |
1998-02-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
RU-2104274-C1 |
| titleOfInvention |
Acid anhydrides, method of preparation thereof, methods of preparation thereof, methods of preparation of taxol or taxoteran |
| abstract |
FIELD: medicine. SUBSTANCE: present invention describes novel anhydrides of general formula: $$$ wherein Ar is aryl and/or $$$ is $$$ or $$$; $$$ is hydrogen of atom and $$$ is protecting group for hydroxyl function; or $$$ is $$$ and $$$ and $$$ together form saturated 5-or 6-membered heterocycle. Present invention also describes of preparation of said compounds and use thereof for preparation of taxane derivatives of general formula: $$$ wherein R is H; $$$ is $$$ or $$$. Said novel compounds have antitumor properties. EFFECT: more efficient preparation method. 10 cl |
| priorityDate |
1992-02-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |