| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_cd2955c27933428d2aa5701f1ba09d5c |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C221-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B02C4-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B02C4-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B02C4-30 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C223-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C223-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D209-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C221-00 |
| filingDate |
2004-05-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_977deb50475c6739484932e68c20c396
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a67604130477c31c203d091cd95ec0d7 |
| publicationDate |
2004-11-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2004229958-A1 |
| titleOfInvention |
Synthesis of N-methyl-N-phenylaminoacrolein |
| abstract |
A process is disclosed for manufacturing N-methyl-N-phenylaminoacrolein of formula (I) n n n which comprises reacting N-methylformanilide and an alkyl vinyl ether of formula (III) n n n wherein R is a C 3 -C 4 alkyl, said process being characterized in that the reaction between N-methylformanilide and said alkyl vinyl ether of formula (III) is carried out in the presence of phosgene, diphosgene or triphosgene in a solvent selected from dioxane, acetonitrile and/or chlorobenzene. |
| priorityDate |
2003-05-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |