http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-S62175496-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_1374dd16777534b65ad4422333245af8 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P35-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P3-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P31-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-575 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J9-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J75-00 |
| filingDate | 1986-01-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_056c218179176673a2634f321b8357ae http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_bc73a53703b5cdb6582ae13ea7614f2c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5a3e031c2c78c88ee6aed81c1b9b7b78 |
| publicationDate | 1987-08-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | JP-S62175496-A |
| titleOfInvention | Steroid compound and production thereof |
| abstract | NEW MATERIAL:A compound shown by formula I[R 1 is H, (substituted) 1W10C alkyl or (substituted) 3W10C cycloalkyl; R 2 and R 3 are H, tri(1W7C)hydrocarbon silyl or group which is linked to 0atom of OH group to form acetal bond or ester bond; R 4 is H or OR 5 (R 5 is as shown for R 2 and R 3 )]. n EXAMPLE: 23-Hydroxy-3β-methoxymethoxy-cholesta-5, 25-dien-26-oic acid ethyl ester. n USE: An intermediate for synthesizing vitamin D 3 compound, having antiulcer activity, antiviral activity, etc. n PREPARATION: A 2-halomethylpropenoic acid ethyl ester shown by formula III[X is Cl, Br or I; R" is (substituted) alkyl or (substituted) cycloalkyl is added to a steroid-23-aldehyde shown by formula II[R 31 is tri(1W7C)hydrocarbon silyl or group which is linked to 0atom of OH to form acetal bond or ester bond; R 41 is H or OR 51 (R 51 is as shown for R 31 )] in the presence of a low lavence metal having reducing power. n COPYRIGHT: (C)1987,JPO&Japio |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-S6418640-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5604257-A |
| priorityDate | 1986-01-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 30.