Predicate |
Object |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2810-40 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2810-30 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G59-1477 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C247-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C255-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03F7-012 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F8-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G85-004 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F8-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F2-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F8-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C1-72 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G59-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G85-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K3-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D301-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G8-28 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G8-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F36-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F36-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F299-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03F7-012 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08B3-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F290-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F20-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F20-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F2-48 |
filingDate |
1972-10-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
1975-11-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate |
1975-11-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
SU-493984-A3 |
titleOfInvention |
Photosensitive element |
abstract |
1377747 Azido substituted carboxylic acids HOWSON-ALGRAPHY Ltd 17 Oct 1972 [22 Oct 1971] 49297/71 Heading C2C [Also in Divisions C3 and G2] The preparation of the following acids and their acid chlorides is disclosed: 4-azido-α- bromo-#-chlorocinnamylidene acetic acid (I); 4 - azido - 8 - chlorocinnamylidene acetic acid; 4 - azido - α - cyano - 8 - chlorocinnamylidene acetic acid; 4-azido-α-cyano-cinnamylidene acetic acid; 3-azido-benzylidene-α-cyanoacetic acid; 4 - azido - 2 - chlorobenzylidene - α- cyanoacetic acid; 4-azido-3,5-dibromobenzylidene - α - cyanoacetic acid; 3 - azido - 4- methyl - benzylidene - α - cyano acetic acid; 3 - azido - 4 - methoxy - benzylidene - α - cyano acetic acid; and 4 - azido - benzylidene - α- bromo-cyano acetic acid. In an example I is prepared by reacting 4-azido-#-chlorocinnamaldehyde (cf. U.S. Specification 3,598,844) dissolved in glacial acetic acid with cyano acetic acid. The acid chloride is obtained by further reaction with thionyl chloride. |
priorityDate |
1971-10-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |