| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_0efa077d881a96aeb1e29b21ef1bbb58 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C41-50 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C43-15
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-50
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C41-28 |
| filingDate |
2000-08-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2003-10-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8939740349175d4786c3e8dc9fb4be77
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9ae0bd8196e572af264565f4d1f8ad27
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cad21b912f9f61a9b548fedbd380d08a |
| publicationDate |
2003-10-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-1099676-B1 |
| titleOfInvention |
Process for the preparation of 1,1,4,4-tetramethoxybutene-2 |
| abstract |
A process for the preparation of 1,1,4,4-tetramethoxy-2-butene by reacting 2,5-dimethoxydihydrofuran with methanol in the presence of acids comprises carrying out the reaction in the presence of solid catalysts having acidic centers. |
| priorityDate |
1999-09-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |