http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-3784552-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_af99df08b153738cd418446a75d09bfc |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-70 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-71 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-70 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-71 |
| filingDate | 1972-07-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1974-01-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b5aa249e3f2acc7721ceb7a14ffcffb5 |
| publicationDate | 1974-01-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | US-3784552-A |
| titleOfInvention | Method for obtaining high purity 2,3,5,6-tetrachloro-4-(methylsulfonyl)pyridine |
| abstract | THE PRESENT DISCLOSURE IS DIRECTED TO A METHOD FOR SEPARATING 2,3,5,6-TETRACHLORO-4-(METHYLSULGONYL) PYRIDINE FROM ADMIXTURE WITH CLOSELY RELATED CHLORINE AND SULFUR SUBSTITUTED PYRIDINES. THE SEPARATION IS CARRIED OUT BY CONTACTONG A MIXTURE OF THE ABOVE PYRIDINE COMPOUNDS WITH SULFURIC ACID TO PRECIPITATE THE 2,3,5,6-TETRACHLOR-4(METHYLSULFONYL) PYRIDINE PRODUCT, AND RECOVERING SAID PRODUCT FROM THE ACID MEDIUM. |
| priorityDate | 1972-07-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 46.