http://rdf.ncbi.nlm.nih.gov/pubchem/patent/SU-938540-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_68dbe5a1efbe25eac632c950b785621c http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_0ec8f3b08e159c1a7c21b3fb2b49983c |
| classificationIPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B1-16 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C303-32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C309-53 |
| filingDate | 1980-02-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1983-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cdd0f5a996ec65add15d188755a4374c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d7f5dba62887d2598ca6a2b00a23e4dd |
| publicationDate | 1983-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | SU-938540-A1 |
| titleOfInvention | Method forobtaining substituted 4,8-diamino-1,5-dioxiantraquinone |
| abstract | METHOD OF OBTAINING SUBSTITUTED 4,8-DIAMINO-1,5-DIOXIANTHRAINAL Total volume number #% О О О О, IK: -; l R-hydrogen, alkyl, by sulphonating lu5-dioxyl 1,5-dimethoxyanthraquinone in oleum at 110-120s, followed by amination of the product in sulfuric acid in the presence of a vanadium catalyst and, if necessary, condensing the resulting 4,8-diamino-1 , 5-dioxy-; anthraquinone-2,6-disulfonic acid with compounds of the formula OOVOR, where R has the indicated values, fi sulfuric acid in the presence of boric acid, characterized in that, in order to intensify the hfotsess, amination is carried out in the presence of a cocatalyst selected from the group of transition metals: salts iron (li), iron (III), copper (II), in the amount of 10-60 mol.% of the amount of vanadium catalyst. U) eo; l li |
| priorityDate | 1980-02-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 42.