http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3806516-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_95a226ec4ea362dc6021d03a6730a841 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D513-04 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D513-04 |
| filingDate | 1972-07-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1974-04-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_726d0a2890e42e3629fc5acd406de3b7 |
| publicationDate | 1974-04-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | US-3806516-A |
| titleOfInvention | Process for the racemization of tetramisole |
| abstract | WHEREIN R1 TO R4 INCLUSIVE, EACH SEPARATELY, IS AN ALKYL GROUP HAVING 1 TO 4 CARBONS OR PHENYL AND Y IS OXYGEN OR NR5, BEING HYDROGEN OR AN ALKYL GROUP HAVING 1 TO 4 INCLUSIVE CARBONS. Y<(-C(-R1)(-R2)-C(-R3)(-R4)-) A PROCESS OF AT LEAST PARTLY RACEMIZING AN ISOMER OF TETRAMISOLE WHICH COMPRISES HEATING SAID ISOMER TO A TEMPERATURE BETWEEN 50 AND 120* C. IN A NON-AQUEOUS, POLAR APROTIC SOLVENT MEDIUM IN THE PRESENCE OF FIRSTLY, AT LEAST ONE ONIUM SALT, SOLUBLE IN THE MEDIUM AND HAVING THE FORMULA (RNX+)Z- WHEREIN X IS N, P OR S; EACH R, SEPARATELY IS DEFINED AS AN ALKYLOR ARALKYL GROUPHAVING 1 TO 12 INCLUSIVE CARBONS, N IS 4 WHEREVER X IS N OR P AND 3 WHENEVER X IS S, AND Z IS AN ANION AS STRONGLY NUCLEOPHILIC AS, OR MORE STRONGLY NUCLEOPHILIC THAN THE BROMIDE ION AND, SECONDLY, OF AN EPOXY OR IMINO COMPOUND OF THE FORMULA: |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-102453043-A |
| priorityDate | 1971-07-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 62.