| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_2a1c24070b4bb847ea3e5786a0982430 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C2602-10 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J23-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C46-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C50-32
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C46-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B61-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C50-32
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C46-04 |
| filingDate |
2016-06-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ff9d1449e6d93270188a6e6abb372d22 |
| publicationDate |
2018-09-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
BR-112018001966-A2 |
| titleOfInvention |
A manufacturing method of 2-hydroxy 1 and 4-naphth quinone |
| abstract |
one method is provided for producing a large amount of 2-hydroxy-1,4-naphthoquinone in high yield at low cost. this method comprises the oxidation of 2-hydroxynaptanel with hydrogen peroxide water in the presence of a vanadium catalyst in (1) an alkaline aqueous solution or (2) a mixture of an alkaline aqueous solution and an inactive organic solution that is incompatible with Water. |
| priorityDate |
2015-08-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |