http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0673944-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5c24684033fba97d1ad845ce453a57e3 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C17-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-5329 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-53 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C17-14 |
| filingDate | 1995-03-09^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9bd29a7676f3b23c1b56908a5ebfa562 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8fea8e816e03f56ba90d2c9aca8d3624 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f9cfbe782f628f25c583f8310e2ac072 |
| publicationDate | 1995-09-27^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | EP-0673944-A1 |
| titleOfInvention | Process for preparing 2,2'-bis(diphenyl-phosphinylmethyl)-1,1'binaphtyl and novel compounds belonging to this group of substances |
| abstract | The present invention relates to a process for the preparation of 2,2'-bis (diphenylphosphinylmethyl) -1,1'-binaphthylene by reacting one in a solvent by reacting 2,2'-dimethyl-1,1'-binaphthyl with a Brominating 2,2'-bis (bromomethyl) -1,1'-binaphthyl and other brominated binaphthyl-containing reaction mixture, optionally after removal of unreacted brominating agent, reacted brominating agent and / or solvent, with an alkyl diphenylphosphinate of the formula RO-P (Ph- (R ') n ) ₂, wherein R is an alkyl radical having 1 to 5 carbon atoms, Ph is phenyl, R' is an alkyl radical having 1 to 4 carbon atoms, CF₃, fluorine, chlorine or bromine and n is 0, 1 or 2 at 70 to 180 ° C, optionally in the presence of another solvent.n n n The invention further relates to compounds of the formula wherein R 'is an alkyl radical having 1 to 4 carbon atoms, CF₃, fluorine, chlorine or bromine and n is 1 or 2. |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DE-10114868-C1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6924389-B2 |
| priorityDate | 1994-03-23^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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