http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0944589-B1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_e559abcd8f120b071dc1162360867ffa |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C303-38 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C303-44 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C311-03 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C303-38 |
| filingDate | 1997-11-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2001-09-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_350940dce475494ae99a7dc7d74828d7 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3842232fca1c1f261e2aa5eeb873207c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d009d84710199f7a3733bae18e3467fe |
| publicationDate | 2001-09-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | EP-0944589-B1 |
| titleOfInvention | Process for the production of sulphonamides |
| abstract | PCT No. PCT/GB97/03272 Sec. 371 Date May 24, 1999 Sec. 102(e) Date May 24, 1999 PCT Filed Nov. 27, 1997 PCT Pub. No. WO98/25890 PCT Pub. Date Jun. 18, 1998A process for the preparation of a sulfonamide of formula: RSO2NR1R2 wherein R represents C1-C10 alkyl; and R1 and R2 independently represent hydrogen, C1-C10 alkyl or C6-C10 aryl; which comprises reacting the corresponding alkane- or arenesulfonyl halide of formula: RSO2Hal wherein Hal represents halogen; with the corresponding compound of formula: NHR1R2 in an aqueous solvent and extracting the sulfonamide from the resulting mixture into a polar organic solvent. |
| priorityDate | 1996-12-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 27.