| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5d9f3ca41550d315642580237250c5b0 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D311-72 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-72 |
| filingDate |
1969-12-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1971-12-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_78c930bdd313454ec641c3c8ef06a0ec |
| publicationDate |
1971-12-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3631068-A |
| titleOfInvention |
Process for converting a mixed tocopherol concentrate to essentially all alpha-tocopherol |
| abstract |
A TOCOPHEROL CONCENTRATED CONTAINING NON ALPHATOCOPHEROLS, SUCH AS ONE CONTAINING ALPHA, BETA, GAMMA, AND DELTA-TOCOPHEROLS, IS CONVERTED TO ESSENTIALLY ALL ALPHATOCOPHEROL BY REACTING WITH THE MIXED CONCENTRATE AN ALDEHYDE SUCH AS FORMALDEHYDE AND A HYDROGEN HALIDE SUCH AS HYDROGEN CHLORIDE IN THE PRESENCE OF METALLIC TIN AS A REDUCING AGENT. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/FR-2203812-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0178400-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-S53111069-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DE-2351272-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-S5516589-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4239691-A |
| priorityDate |
1969-12-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |