| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_e3358df8510f7dce8d87681c016c7f21 |
| classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12R1-66 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61Q19-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07H15-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K8-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-7028
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P17-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-70
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P3-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P43-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12P19-58
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K8-60 |
| filingDate |
1990-06-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5dd6dfc8a33aeb7fed95be6c15932dd0 |
| publicationDate |
1992-02-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
JP-H0446191-A |
| titleOfInvention |
Kojic acid derivative |
| abstract |
NEW MATERIAL:Kojic acid glucoside (alpha-glucopyranosylkojic acid) shown by the formula. USE:An active ingredient for external preparation such as cosmetic for fair complexion, etc., not having unfavorable side effects on human body, inhibiting activity of tyrosinase existing in human skin and showing excellent inhibitory action on melanin formation. PREPARATION:Kojic acid as a raw material is cultured in a solid medium or a liquid medium containing glucose or kojic acid is reacted with glucose in a mixed solution of anhydrous acetonitrile and anhydrous N,N- dimethylformamide in the presence of a strongly acidic ion exchange resin to give a compound shown by formula. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-100486921-B1 |
| priorityDate |
1990-06-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |