http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-108530315-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C239-22 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C253-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C239-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C303-32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C303-28 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C239-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C309-73 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C239-22 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C303-32 |
| filingDate | 2018-03-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2020-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-108530315-B |
| titleOfInvention | O-substituted hydroxylamine hydrochloride and preparation method thereof |
| abstract | The invention provides O-substituted hydroxylamine hydrochloride and a preparation method thereof, wherein the preparation method comprises the following steps: step S1, adding sodium hydroxide into the ethanol solution of the ethyl acetylhydroxamate, and adding halogenated hydrocarbon, sulfonyl chloride or acyl chloride dropwise to perform substitution reaction, and then adding the mixture into water to separate out O-substituted ethyl acetylhydroxamate; step S2, adding the O-substituted ethyl acetylhydroxamate into hydrochloric acid solution for reflux reaction to generate O-substituted hydroxylamine hydrochloride. According to the preparation method of the O-substituted hydroxylamine hydrochloride provided by the embodiment of the invention, a product with high purity can be obtained, and the method is safe, easy to process, simple in process and suitable for industrial production. |
| priorityDate | 2018-03-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 77.