http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ES-2524304-T3
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_96ec3985e3ce9b24614fb87bf51a4f12 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C209-62 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C233-13 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C231-06 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C231-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C211-15 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C233-13 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C209-62 |
| filingDate | 2010-12-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2014-12-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0b15b769cffcce400fcf46cbaaa6204a http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f9b0e0c8cc4396bdeefaeae4ef197e3d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4d8314a7bc1fcc7f62e6006e921cdf6d |
| publicationDate | 2014-12-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | ES-2524304-T3 |
| titleOfInvention | Procedure for the preparation of 2,2-difluoroethylamine, as well as its salts, starting from difluoroacetonitrile |
| abstract | Process for the preparation of 2,2-difluoroethylamine of the formula (I), comprising the following reaction steps (a) catalytic hydrogenation of difluoroacetonitrile of the formula (II) giving difluoroethylamide of the formula (III) ** Formula ** wherein R1 represents H, C1-12 alkyl, C3-8 cycloalkyl, C1-12 haloalkyl, aryl, C1-12 alkyl-C6-10 aryl, in the presence of an organic acid of the general formula (IVa), a chloride of acid of the general formula (IVb) or an acid anhydride of the general formula (IVc) or mixtures thereof ** Formula ** in which R1 has the meaning indicated above; and (b) transformation of the difluoroethylamide of the formula (III) into 2,2-difluoroethylamine by the addition of an acid that is suitable for dissociating the difluoroethylamide ** Formula ** |
| priorityDate | 2009-12-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 115.