http://rdf.ncbi.nlm.nih.gov/pubchem/patent/GB-1331928-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_cac023d2e2874224ecbbcccbdea1fc91 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D241-08 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D241-08 |
| filingDate | 1972-02-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1973-09-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | GB-1331928-A |
| titleOfInvention | 2-ketopiperazines processes for their preparation and compositions incorporating them |
| abstract | 1331928 4-Benzyl-2-piperazinones KYORIN SEIYAKU KK 28 Feb 1972 [26 Feb 1971(2)] 9061/72 Heading C2C [Also in Division A5] 4 - Benzyl - 2 - piperazinones of the general formula wherein each of R<SP>1</SP> and R<SP>2</SP> is a hydrogen or halogen atom or an alkyl group, R<SP>3</SP> is a hydrogen atom or an alkyl or aryl group and R<SP>4</SP> is a hydrogen atom or an alkyl group (which are novel except when each of R<SP>1</SP>, R<SP>2</SP>, R<SP>3</SP> and R<SP>4</SP> is a hydrogen atom), and acid addition salts thereof are prepared by reaction of an appropriate benzyl halide with an appropriate 2-piperazinone in the presence of an acid acceptor, followed optionally by salification of the product. |
| priorityDate | 1971-02-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 19.