http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CH-574426-A5
Outgoing Links
Predicate | Object |
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assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3e9445e5e3626f36e932c6451a928250 |
classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D249-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D487-04 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D487-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D249-10 |
filingDate | 1972-03-20^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate | 1976-04-15^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | CH-574426-A5 |
titleOfInvention | Triazole carboxylates prepn - 1-(2-Benzoyl-phenyl)-1H-1, 2,4-triazole-3-carboxylates prepd. by reacting 2-aminobenzophenone diazo salts with dialkyl acylamino malonates |
abstract | 2, 4-Triazole-3-carboxylates of formula (I): (where Y is halogen or a group convertible into NH2 by solvolysis; R1 is H or lower alkyl; R2 is lower alkyl; and rings A and B can be substd. by F, Cl, Br, 1-6C alkyl, 1-6C alkoxy, CF3 or NO2), e.g. 1-/2-(o-fluorobenzoyl)-4-chlorophenyl/-5-iodomethyl-1H-1, 2, 4-triazole-3-carboxylic acid ethyl ester are prepared by converting a 2-aminobenzo-phenone of formula (II)-into a diazonium salt, reacting the diazonium salt with a dialkyl acylaminomalonate (III) of formula: R1 - CH(Y) - C(O) - NH - CH(COOR2)2 (III) and subjecting the resulting cpd. of formula (IV) to the action of a basic medium. (I) are useful as intermediates for pharmaceutically useful 4H-s-triazolo-/1, 5-a / / 1, 4 / benzodiazepine-2-carboxylic acid alkyl esters. |
isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2015200766-A2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2023052312-A1 |
priorityDate | 1972-03-20^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
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