| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_424db9d56b06a23aed410fcf5df652f3 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-07
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-56 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C29-143
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-487
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-56
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C45-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C45-455 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C45-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C49-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C31-125
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C29-143 |
| filingDate |
2019-12-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d1fb1bf289a20ef994b090abab03d0cc
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_80ef552c51996da668b98c65da511d09
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_47f2892a8990cb46f59e70ac2167e359 |
| publicationDate |
2020-06-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-111348993-A |
| titleOfInvention |
Process for the preparation of 4-methyl-5-nonanone and 4-methyl-5-nonanol |
| abstract |
The present invention provides a method for preparing 4-methyl-5-nonanone of the following formula (3): the method at least comprises making the 2-methylvaleric anhydride of the following formula (1) and the The n-butyl nucleophile carries out the step of nucleophilic substitution reaction to generate 4-methyl-5-nonanone (3), wherein M represents Li, MgZ 1 or ZnZ 1 , wherein Z 1 represents halogen atom or n-butyl group, Also provided is a method for preparing the 4-methyl-5-nonanol of the following formula (5), the method comprising at least preparing 4-methyl-5-nonanone; and making the obtained 4-methyl-5 The step of performing a reduction reaction with the nonanone and the reducing agent to generate 4-methyl-5-nonanol (5). |
| priorityDate |
2018-12-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |