| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_af737d167c026fd865fb68df681ea49a |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C201-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C201-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C205-44 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C205-44
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C201-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C201-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C1-12 |
| filingDate |
1995-09-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_92a319079daffe5660e2b1b3f1bb9283 |
| publicationDate |
1997-10-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
MX-9702064-A |
| titleOfInvention |
NEW METHOD FOR THE PREPARATION OF 3, 4-DIHIDROXI-5-NITROBENZALDEHIDO. |
| abstract |
The invention provides a method for the preparation of 3,4-dihydroxy-5-nitrobenzaldehyde by reacting 3-ethoxy-4-hydroxy-5-nitrobenzaldehyde with a reagent comprising zinc chloride, water and hydrochloric acid. |
| priorityDate |
1994-09-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |