| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c72d118f5664072de841f9c5c34b9d99 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D307-89
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C51-56
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D209-48 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C51-56
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D307-89
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00 |
| filingDate |
2002-10-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2005-10-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a720032585b831ccdaca369ac12cda22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f96833ee4bb85f0cc82a273faaa842c9
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_925ed2477f86129adca1a59a44e59178 |
| publicationDate |
2005-10-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
ES-2240822-T3 |
| titleOfInvention |
PREPARATION OF REPLACED FTALIC ANHYDRIDES AND REPLACED FTALIMIDS. |
| abstract |
A process for the preparation of a halogen substituted phthalic anhydride of formula ** (Formula) ** comprising heating a halogen-substituted N-alkyl tetrahydrophthalimide of formula ** (Formula) ** in which Y is a halogen and X is a straight or branched chain alkyl moiety of 1 to about 18 carbon atoms, at a temperature greater than about 290 ° C in the presence of a metal catalyst and an oxygen-containing gas. |
| priorityDate |
2001-12-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |