- AN IMPROVED PROCESS FOR THE PREPARATION REMOGLIFLOZIN ETABONATE OR PHARMACEUTICALLY ACCEPTABLE SALT, SOLVATE, HYDRATE THEREOF
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The present invention relates to an improved process for the preparation of Remogliflozin, Remogliflozin etabonate or pharmaceutically acceptable salt, solvate, hydrate thereof. The present invention relates to an improved process for preparation of Remog
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- O-glycosylation of 4-(substituted benzyl)-1,2-dihydro-3H-pyrazol-3-one derivatives with 2,3,4,6-tetra-O-acyl-α-D-glucopyranosyl bromide via N1-acetylation of the pyrazole ring
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A practical preparation of 4-(substituted benzyl)-3-(2,3,4,6-tetra-O-acyl-β-D-glucopyranosyloxy)-1H-pyrazole derivative 2 is described. O-Glycosylation of 4-(substituted benzyl)-1,2-dihydro-3H-pyrazol-3-one derivative 3 was facilitated by introduction of
- Kobayashi, Masahiro,Isawa, Hidetoshi,Sonehara, Junichi,Kubota, Minoru,Ozawa, Tetsuji
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p. 1009 - 1018
(2016/07/19)
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- GLUCOPYRANOSYLOXYPYRAZOLE DERIVATIVES AND USE THEREOF IN MEDICINES
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The present invention provides glucopyranosyloxypyrazole derivatives represented by the general formula: wherein R represents a hydrogen atom, a lower alkyl group or a group forming a prodrug; one of Q and T represents a group represented by the general f
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Page/Page column 17
(2008/06/13)
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- GLYCOPYRANOSYLOXYPYRAZOLE DERIVATIVES AND MEDICINAL USE THEREOF
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The present invention provides glucopyranosyloxypyrazole derivatives represented by the general formula: wherein one of Q and T represents a group represented by the general formula: while the other represents a lower alkyl group or a halo(lower alkyl) gr
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Page/Page column 36
(2008/06/13)
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- GLUCOPYRANOSYLOXYPYRAZOLE DERIVATIVES, MEDICINAL COMPOSITIONS CONTAINING THE SAME AND INTERMEDIATES IN THE PRODUCTION THEREOF
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The present invention relates to glucopyranosyloxypyrazole derivatives represented by the general formula: wherein R1 represents a hydrogen atom or a lower alkyl group; one of Q1 and T1 represents a group represented by the general formula: while the other represents a lower alkyl group or a halo(lower alkyl) group; and R2 represents a hydrogen atom, a lower alkyl group, a lower alkoxy group, a lower alkylthio group, a halo(lower alkyl) group or a halogen atom, or pharmaceutically acceptable salts thereof, which have an inhibitory activity on human SGLT2 and are useful as agents for the prevention or treatment of diabetes, diabetic complications or obesity, and to pharmaceutical compositions comprising the same and intermediates thereof.
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