| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_18f0b48fe86ef5b56d4835471d2010c5
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_df1a37615eab756e47f75a771c618a10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3a7a2b712b840dd8177900ef046d9ee3
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c98e30750bf9c05d8dc5239d312a78d2
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_47b236e2b759f3b2ead9360b4e88583b |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-13 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D498-22 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D498-22 |
| filingDate |
2015-04-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_faa72777991ed95e6d3e5a8fb4760677
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_5529002cbec6fc60905289f9d7a1486a
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_57a23eb18b48a59869d7463b7e5dcd34
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_20777d3a2551aebfab713f46a1cf1c52 |
| publicationDate |
2017-02-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2017037055-A1 |
| titleOfInvention |
An improved process for the preparation of rifamycin derivatives |
| abstract |
The present invention relates to an improved and industrially advantageous process for the preparation of Rifaximin with high purity and yield. Particularly, the present invention relates to improved processes for the preparation of Rifaximin from Rifamycin O and S. More particularly the present invention relates to a process for the preparation of Rifaximin through 3-halorifamycin S. The present invention further relates to a novel polymorph of Rifaximin and process for its preparation. |
| priorityDate |
2014-04-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |