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Chandavarkar
Anand Mohan Chandavarkar, Maharashtra IN
| Patent application number | Description | Published |
|---|---|---|
| 20090264662 | PROCESS FOR THE PREPARATION OF 5,6 -DIHYDRO -4H-4(S)-ETHYLAMINO-6(S)-METHYLTHIENO[2,3-b] THIOPYRAN-2-SULFONAMIDE- 7,7 -DIOXIDE AND ITS SALT - The present invention relates to resolution of (cis, trans) 5,6-dihydro-4H-4-ethylamino-6-methylthieno[2,3-b] thiopyran-2-sulfonamide-7,7-dioxide using dibenzoyl-L-tartaric acid monohydrate or di-p-toluoyl-L-tarrtaric acid monohydrate as a chiral resolving agent in presence of methanol to obtain hemitartarate salt, purifying it to obtain hemitartarate salt of 5,6-dihydro-4 H-4 (S)-ethyl amino-6(S) methylthieno [2,3-b] thiopyran-2-sulfonamide-7,7-dioxide with de of >99% , Chemical purity >99.5% with cis isomer content of <0.1% and further converting into its pharmaceutically acceptable salts, preferably hydrochloride salt. | 10-22-2009 |
Mohan Anand Chandavarkar, Mumbai IN
| Patent application number | Description | Published |
|---|---|---|
| 20100273815 | THIENO[2,3-D]-PYRIMIDIN-4(3H)-ONE COMPOUNDS WITH ANTIFUNGAL PROPERTIES AND PROCESS THEREOF - The present invention discloses novel compounds of the Formula (1), containing thieno-[2,3-d]pyrimidin-4(3H)-one moieties and pharmaceutically acceptable salts thereof, methods for preparing these compounds, the use of these compounds in prevention and treatment of fungal infections, and pharmaceutical preparations containing these novel compounds. | 10-28-2010 |
| 20110144171 | THIOPENE CONTAINING ANALOGUES OF FLUCONAZOLE AS ANTIFUNGAL AGENTS AND PROCESS FOR THEIR PREPARATION - The present invention discloses novel compounds of the Formula (1), containing thiophene moieties and pharmaceutically acceptable salts thereof, methods for preparing these compounds, the use of these compounds in prevention and treatment of fungal infections, and pharmaceutical preparations containing these novel compounds. | 06-16-2011 |
Mohan Anand Chandavarkar, Bandra IN
| Patent application number | Description | Published |
|---|---|---|
| 20120010213 | ORAL CONTROLLED RELEASE DOSAGE FORMS FOR WATER SOLUBLE DRUGS - Disclosed herein is an oral controlled release pharmaceutical formulation comprising water-soluble drug or pharmaceutically acceptable salts thereof, in a hydrophilic matrix system, further comprising pH independent polymers present in an amount of 5% to 90% w/w in combination with acid insoluble polymer present in an amount of 1% to 70% w/w and/or a diluent, a lubricant and/or a glidant. | 01-12-2012 |
Nandan M. Chandavarkar, Mumbai IN
| Patent application number | Description | Published |
|---|---|---|
| 20090197293 | NOVEL USE OF AN INDICATOR CELL LINE FOR BIOASSAY - The present invention relates to methods of bioassay for detecting the effective concentration of Granulocyte Colony Stimulating Factor (G-CSF), and estimating ED | 08-06-2009 |