http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-H01250373-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3e29e759d65b7e915908ffc01c56b2c6 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_f9ba304908c7187b486482f16a0f6158 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P3-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P3-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-365 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-80 |
| filingDate | 1988-03-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_389158d6dd94d52407bea706662560a9 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fea81c8ecfbe2bf7fcd7def9e2532323 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f2a2065d2276054b1c47185237eec75f http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_377a66962451ab87a33c194c783c3d27 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9b3376d0ce1256f84ce7107d74a43239 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_00dc6399b09933a2107411407da24882 |
| publicationDate | 1989-10-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | JP-H01250373-A |
| titleOfInvention | 6h-dibenzo(b,d)pyran-6-one derivative, its production and use thereof |
| abstract | NEW MATERIAL:The compound of formula I [R 1 WR 8 are H, lower alkyl, lower alkoxy, group of formula II (M is H, alkali metal or ammonium), formula III or formula IV; at least one of R 1 WR 8 is group of formula IIWformula IV]. n EXAMPLE: 6H-dibenzo[b,d]pyran-6-one-3-sulfuric acid ester potassium salt. n USE: A drug. An active component of an aldose reductase inhibitor. Useful as a high-safety remedy for complication of diabetes. n PREPARATION: The compound of formula I can be produced by converting a compound of formula V (X 1 WX 8 are H, lower alkyl, lower alkoxy or OH; at least one of X 1 WX 8 is OH) into sulfuric acid ester, phosphoric acid ester or glycolic acid ether or reacting the above esterified or etherified substance with a substance capable of forming alkali metal ion or ammonium ion. n COPYRIGHT: (C)1989,JPO&Japio |
| priorityDate | 1988-03-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 35.