http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-102304102-B
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c7972770ef102a9fbe63465770503126 |
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-584 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D295-023 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D295-03 |
| filingDate | 2011-09-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2013-08-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_425a2954fdd7967e6b54678cfd96a75c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_68781095f6240800fd5744f623efe374 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1a54a44f5e43851d940d72993feed786 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d10189294b00775298dd9c18c4e7ee3e |
| publicationDate | 2013-08-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-102304102-B |
| titleOfInvention | Preparation method of 1-methyl piperazine |
| abstract | The invention discloses a preparation method of 1-methyl piperazine, particularly a method for converting 1,4-dimethyl piperazine into 1-methyl piperazine, which is characterized in that 1,4-dimethyl piperazine, which is used as the raw material, and organic amine or ammonia are subjected to transmethylation reaction in the presence of catalyst, thereby obtaining 1-methyl piperazine.The method is simple to operate, has the advantages of accessible reagent, mild reaction conditions and high yield, and is suitable for industrial application. |
| priorityDate | 2011-09-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 80.