http://rdf.ncbi.nlm.nih.gov/pubchem/patent/RU-2035449-C1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_b36d4d3d7255b47f7833789257cf513a |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C57-66 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C51-58 |
| filingDate | 1992-08-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1995-05-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e9568eb733b2a073b1e07bb880fdbffa http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0fefdaaabd38f675429b7742291d8087 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4893a87ed855117e336c9f3ab2911aac |
| publicationDate | 1995-05-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | RU-2035449-C1 |
| titleOfInvention | Method of synthesis of trifluoroacrylic acid fluoroanhydride |
| abstract | FIELD: organic chemistry. SUBSTANCE: product: trifluoroacrylic acid fluoroanhydride, empirical formula is C 3 F 4 O, b. p. is 25.5-26 C, yield is 90-95%. Reagent 1: perfluoroallylfluorosulfate of the formula: CF 2 = CF-CF 2 -O-S(O) 2 F. Reagent 2: potassium and/or sodium bromide. Reaction conditions: in the medium of compound of the formula: CH 3 O(CH 2 CH 2 O) n CH 3 where n = 1-4, or in sulfolan, at 20-22 C. EFFECT: improved method of synthesis. |
| priorityDate | 1992-08-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 46.