http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-113461620-B
Outgoing Links
Predicate | Object |
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classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-584 |
classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J35-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B01J23-72 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D239-54 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J35-08 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D239-54 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B01J23-72 |
filingDate | 2021-07-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate | 2022-08-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationDate | 2022-08-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | CN-113461620-B |
titleOfInvention | The thermal synthesis method of uracil |
abstract | The invention relates to the technical field of uracil synthesis, in particular to a method for synthesizing uracil by heating, comprising the following steps: S1, adding an organic solvent, acetic anhydride and urea into a reaction vessel, and performing a mixed reaction, wherein the reaction temperature is 25-35° C., and the reaction The time is 2-4h; S2, then add acetaldehyde and alkali to the reaction vessel, and add a catalyst to carry out a condensation cyclization reaction, wherein the reaction temperature is 45-65 ° C, and the reaction time is 2-6h, to obtain uracil, this The heating synthesis method of uracil proposed by the invention has cheap and easy-to-obtain raw materials, simple synthesis steps, high yield of uracil, little pollution, and is suitable for popularization and use. |
priorityDate | 2021-07-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 25.