| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_24aca9ded2638ea793d05360dde7a4a0 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D311-64
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C27-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D311-02 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-64
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J31-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-60 |
| filingDate |
1993-08-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f0e1d67fc839be5f205ccd61ed4f7b3b
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7da8c98881b99ec8a5663dabe5c80c91
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9f28ee0195050c0998587f7e45ddd1c2 |
| publicationDate |
1994-03-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
MX-9304677-A |
| titleOfInvention |
PROCEDURE FOR THE PREPARATION OF POLYHYDRIC DEFENOL COMPOUNDS. |
| abstract |
A procedure for preparing the polyhydric phenol compounds represented by the formula (I) is described: (wherein R1, R2 and R3 independently represent the hydrogen atom, the alkyl group, etc.); which comprises subjecting the compounds represented by formula (II): (wherein R1, R2 and R3 are as defined above) to a condensation reaction with pyrogallol in the presence of an organic solvent and an acid catalyst. |
| priorityDate |
1992-08-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |