http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104193654-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C267-00 |
| filingDate | 2014-09-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2016-08-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2016-08-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-104193654-B |
| titleOfInvention | The preparation method of 1-(3-dimethylamino-propyl)-3-ethyl-carbodiimide hydrochloride |
| abstract | The invention belongs to organic chemical industry field, be specifically related to the preparation method of a kind of 1 (3 dimethylamino-propyl) 3 ethyl-carbodiimide hydrochlorides.N, N ' dimethylated propyl diethylenetriamine and Carbon bisulfide is that raw material reacts in organic solvent, generates intermediate 1；Intermediate 1 and ethyl chloroformate react in organic solvent, and triethylamine, as acid binding agent, prepares intermediate 2；Intermediate 2 and ethamine react in organic solvent, prepare intermediate 3；Intermediate 3 adds catalyst, carries out once oxidation with oxidant, obtain crude product 1 (3 dimethylamino-propyl) 3 ethyl carbodiimide, extract and separate, obtain intermediate 4；Intermediate 4 and hydrochlorate carry out salt exchange reaction and prepare product 1 (3 dimethylamino-propyl) 3 ethyl-carbodiimide hydrochlorides.The present invention has higher conversion ratio, and total recovery is higher, simple to operate, is suitable for industrialized production. |
| priorityDate | 2014-09-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 57.