http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2004192931-A1
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D333-78 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D333-78 |
| filingDate | 2002-07-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0fccb26b119833e4a2805bd68331d3e9 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_caadd64bfbdce3129cbf5ee6b31188a3 |
| publicationDate | 2004-09-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | US-2004192931-A1 |
| titleOfInvention | Process for the preparation of heterocyclic pentalene derivatives |
| abstract | A process for preparing heterocyclic pentalene derivative having formula (I): wherein w is a sulfur atom (S), an oxygen atom (O) or a NR or PR group, wherein R is an hydrocarbon group; R 1 , R 2 , R 3 , and R 4 , equal to or different from each other, are hydrogen atoms or hydrocarbon groups; said process comprising the following steps: a) contacting a compound of formula (II) T is a OR, NR 2 , CCI 3 , CF 3 , Cl, Br, I, imidazolil or pirazolyl radical; with at least one molar equivalent of a vinyl compound of formula (III): wherein M is MgHal, Li, K, ZnHal, wherein Hal is chlorine, bromine or iodine; (II), (III) b) treating the compound of formula obtained in step a) with a Bronsted acid; c) treating the compound obtained in step b) with a reducing agent; and d) dehydrating the alcohol obtained in step c) in order to obtain the compound of formula (I). |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2005234204-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2008171840-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7615597-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7619051-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7476717-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2007149729-A1 |
| priorityDate | 2001-08-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 416.