http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7214838-B2
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_068e34add21d1abd405902e8d91eccd6 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C17-208 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C22-08 |
| filingDate | 2005-07-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2007-05-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_13e04cf23259520433c40b44d3f8f564 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8ec49a20a79694053280e99d400f20f5 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b88dc66dbb6758f31cfb829a04fcac9d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5e71433fad7a3786ffde0e36cc49ad69 |
| publicationDate | 2007-05-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | US-7214838-B2 |
| titleOfInvention | Method for transferring TCPX into TFPX |
| abstract | A method for transferring TCPX (α, α, α′, α′-tetrachloro-p-xylene) into TFPX (α, α, α′, α′-tetrafluoro-p-xylene) is disclosed, which comprises the following steps: (a) providing a first reactant comprising TFPX; (b) mixing the first reactant with alkali metal fluorides, TCPX and phase transfer catalyst(s) to form a mixture, wherein the alkali metal fluorides is KF, CsF, NaF, LiF or the combination thereof, the phase transfer catalyst(s) is quaternary ammonium salt, quaternary phosphonium salt or the combination thereof; and (c) heating the mixture. |
| priorityDate | 2005-03-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 103.