| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_0efa077d881a96aeb1e29b21ef1bbb58 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D207-267 |
| classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D207-26 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D207-267 |
| filingDate |
1991-05-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1995-06-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d257e55590e3da2eab8b0040b890897a
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e088c51c6dd30238ca33cd0c3ac560cd |
| publicationDate |
1995-06-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
ES-2071159-T3 |
| titleOfInvention |
PROCEDURE FOR OBTAINING N-SUBSTITUTED PYRROLIDONES. |
| abstract |
METHOD FOR THE ELABORATION OF N-SUBSTITUTED PYRROLIDONES THROUGH THE CATALYTIC HYDRATION OF MALEIC ANHYDRIDE, MALEIC ACID AND / OR FUMARIC ACID IN THE PRESENCE OF AMMONIA IN ANYWHERE OF AROUND AROUND AROUND AND AROUND AROUND AROUND. AT LEAST IT CONTAINS ONE OF THE ELEMENTS MANGANESE, COPPER, PHOSPHORUS, MOLYBDENUM AND / OR SODIUM. |
| priorityDate |
1990-06-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |