http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-1345042-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5c24684033fba97d1ad845ce453a57e3 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J17-00 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D- http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J5-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J71-00 |
| filingDate | 1971-01-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1974-01-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | GB-1345042-A |
| titleOfInvention | 20-alkylenedioxy-21-acyloxypregna-4,14-dien-3-ones |
| abstract | 1345042 20 - Ketals of 21 - acyloxy - pregna- 4,14 - diene - 3,20 - diones FARBWERKE HOECHST AG 18 Jan 1971 [28 Jan 1970] 30724/73 Divided out of 1345041 Heading C2U Novel 20 - (ethylenedioxy or 2,2 - dimethylpropylenedioxy) - 21 - acyloxy - pregna - 4,14- dien-3-ones are prepared by reacting 21- hydroxy - pregna - 4,14 - diene - 3,20 - dione or an acylate thereof with ethylene glycol or neopentyl glycol in the presence of an acid, acylating the product (which, when the starting material is a 21-acyloxy steroid, contains at least some 21-ol formed by hydrolysis) and then deketalizing in the 3-position. |
| priorityDate | 1970-01-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 20.