http://rdf.ncbi.nlm.nih.gov/pubchem/patent/FR-2462429-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8e43b4ca6b41ce9f54c9a895d474c81a |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D237-32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D307-88 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D307-88 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D237-32 |
| filingDate | 1980-07-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e0ea93e0222170646cc66735bdb34a69 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_73e831daf586dc7a5f07575fb5ff3ba3 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0fc58e34c850d177608bfefb93865d6e |
| publicationDate | 1981-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | FR-2462429-A1 |
| titleOfInvention | PROCESS FOR THE PREPARATION OF 7-ALCOXYCARBONYL-6,8-DIMETHYL-4-HYDROXYMETHYL-1-PHTALAZONES AND THEIR INTERMEDIATES AND PRODUCTS THUS OBTAINED |
| abstract | IN THIS PROCESS, 7-ALCOXYCARBONYL-6,8-DIMETHYL-4-HYDROXYMETHYL-1-PHTHALAZONES MAY BE OBTAINED BY THE REACTION OF A SUBSTITUTED METHYLENETRIPHENYLPHOSPHORANE WITH 3,5-DIMETHYL-4-ALCOXYCARBONYLPHTALIC ANHYDRIDE TO OBTAIN 6 -ALCOXY-CARBONYL-5,7-DIMETHYL-METHYLENE (SUBSTITUTED) -PHTALIDE, THE REACTION THEREOF WITH HYDRAZINE TO OBTAIN A PHTHALAZONE DERIVATIVE, THE HYDROLYSIS THEREOF, THE HALOGENATION OF HYDROLYSAT FOR HAVE 7-ALCOXYCARBONYL-6,8-DIMETHYL-4- (A-HALOGENO-A-METHYL (SUBSTITUTED)) - 1-PHTALAZONE A, THEN DIRECT HYDROLYSIS AND DECARBOXYLATION THEREOF, OR IF THERE IS IS 7-ALCOXYCARBONYL-6,8-DIMETHYL-1-PHTHALAZONE-4-A-HALOGENO-ACETIC ACID, BY THE REACTION OF THIS ACID WITH A CARBOXYLIC ACID SALT, THEN SIMULTANEOUS DECARBOXYLATION OF THE ACYLOXYL PRODUCT AND THE HYDROLYSIS OF THE DECARBOXYL OR THE INITIAL DECARBOXYLATION OF THE ACID IN QUESTION BY REACTING THE DECARBOXYL PRODUCT WITH THE SAME CARBOXYLIC ACID SALT THEN THE HYDRO LYSE OF THE REACTION PRODUCT; OR THEREFORE IF THE PHTHALAZONE A IS 7-ALCOXYCARBONYL-6,8-DIMETHYL-4- (A-CARBAMOYL-A-HALOGENOMETHYL) -1-PHTALAZONE, BY THE REACTION THEREOF WITH THIS CARBOXYLIC ACID SALT THEN HYDROLYSIS AND SIMULTANEOUS DECARBOXYLATION OF THE ACYLOXYL COMPOUND |
| priorityDate | 1979-07-31-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 95.