| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5c24684033fba97d1ad845ce453a57e3 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D327-06 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D327-06 |
| filingDate |
1972-05-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1974-03-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2e4c94ef8abf2f250ed3ed53413a2cee |
| publicationDate |
1974-03-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3796724-A |
| titleOfInvention |
4-carboxy-2-sulfobenzoic anhydride |
| abstract |
4-CARBOXY-2-SULFOBENZOIC ANHYDRIDE IS PREPARED BY DEHYDRATION OF 2-SULFOTEREPHTHALIC ACID; THE DEHYDRATION MAY BE CARRIED OUT IN A THERMAL PROCESS OR BY MEANS OF DEHYDRATION AGENTS. THE ANHYDRIDE IS APPROPRIATE AS STARTING MATERIAL FOR THE PREPARATION OF PLASTICS, DYESTUFFS, PECTICIDES, PLANT PROTECTION PRODUCTS AND DRUGS. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4600774-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5384411-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-105492417-A |
| priorityDate |
1971-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |