http://rdf.ncbi.nlm.nih.gov/pubchem/patent/RU-2529516-C2
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3ff5107449ebdaf88df149b6b4c15ec1 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D285-36 |
| filingDate | 2012-10-19^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2014-09-27^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4f72ba1d64d43b296651f0a9a452216a http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_01b939c2088e926624db0cb1fb170b48 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_db4f63c5cb80bdd501fb45d4e41b42ea http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_6c809bcba7f2b657e583bdba90605314 |
| publicationDate | 2014-09-27^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | RU-2529516-C2 |
| titleOfInvention | Method of obtaining 4-(1,5,3-dithiazepinan-3-yl)-benzoic and 5-(1,5,3-dithiazepinan-3-yl)-2-hydroxybenzoic acids |
| abstract | FIELD: chemistry. n SUBSTANCE: invention relates to field of organic chemistry, in particular to method of obtaining 4-(1,5,3-dithiazepinan-3-yl)-benzoic and 5-(1,5,3-dithiazepinan-3-yl)-2-hydroxybenzoic acids of general formula (1) consisting in the following: aminobenzoic acid (4-aminobenzoic or 2-hydroxy-5-aminobenzoic) is subjected to interaction with 1-oxa-3,6-dithiacycloheptane in presence of catalyst Sm(NO 3 ) 3 · 6H 2 O with molar ratio aminobenzoic acid: 1-oxa-3,6-dithiacycloheptane:Sm(NO 3 ) 3 · 6H 2 O=10:10:(0.3-0.7) at room temperature (~20°C) in medium of solvents ethanol-chloroform (1:1, volume ratio) and argon atmosphere for 2.5-3.5 h. n EFFECT: elaborated is method of obtaining 4-(1,5,3-dithiazepinan-3-yl)-benzoic and 5-(1,5,3-dithiazepinan-3-yl)-2-hydroxybenzoic acids. n 1 tbl, 1 ex |
| priorityDate | 2012-10-19^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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