http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-108084218-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-07 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-823 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F5-066 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G63-08 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-84 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F5-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G63-08 |
| filingDate | 2017-12-12^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-08-21^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2020-08-21^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-108084218-B |
| titleOfInvention | Chiral asymmetric aluminum complex containing salicylaldehyde group and preparation method and application thereof |
| abstract | The invention discloses a chiral asymmetric aluminum complex containing salicylaldehyde and a preparation method and application thereof, and the chiral asymmetric aluminum complex has a structural formula shown in a formula I, wherein R is hydrogen, C1-C4 alkane or halogen. The chiral asymmetric aluminum complex catalyst containing salicylaldehyde groups is obtained by reacting a ligand and trimethylaluminum, the preparation method is simple, the cost is low, the product yield is high, the compound has a special structure and various structural changes, the divalent N, N, O and O of metal center aluminum and the ligand are coordinated, the compound can be used as a catalyst for ring-opening polymerization of cyclic lactone, the catalytic activity is high, the stereoselectivity is good, the reaction rate is high, the polymerization operation is simple, the obtained polymerization product has narrow molecular weight distribution, controllable molecular weight and high yield, and the catalyst can be widely used for ring-opening polymerization of the cyclic lactone and is an ideal catalyst. |
| priorityDate | 2017-12-12^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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