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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1442448Generated: November 1, 2026

alpha-D-Glucopyranosyl bromide, tetraacetate → 4-{[4-Benzyloxy-2-(tetrahydro-4H-pyran-4-yloxy)phenyl]-methyl}-5-isopropyl-3-(2,3,4,6-tetra-O-pivaloyl-beta-D-glucopyranosyloxy)-1H-pyrazole

https://huagongshe.com/reaction/1442448

Reaction equation

Participants

RoleNameHCIDCharge
Reactantalpha-D-Glucopyranosyl bromide, tetraacetateHCID 101776—
Reactant((2R,3R,4S,5R,6R)-6-bromo-3,4,5-tris(2,2-dimethylpropanoyloxy)oxan-2-yl)methyl 2,2-dimethylpropanoateHCID 10886360—
Reactant4-{[4-benzyloxy-2-(tetrahydro-4H-pyran-4-yloxy)phenyl]methyl}-1,2-dihydro-5-isopropyl-3H-pyrazol-3-oneHCID 68537667—
Product4-{[4-Benzyloxy-2-(tetrahydro-4H-pyran-4-yloxy)phenyl]-methyl}-5-isopropyl-3-(2,3,4,6-tetra-O-pivaloyl-beta-D-glucopyranosyloxy)-1H-pyrazoleHCID 86602030—

Reaction Steps

The title compound was prepared in a similar manner to that described in Reference Example 12 using 4-{[4-benzyloxy-2-(tetrahydro-4H-pyran-4-yloxy)phenyl]methyl}-1,2-dihydro-5-isopropyl-3H-pyrazol-3-one and 2,3,4,6-tetra-O-pivaloyl-α-D-glucopyranosyl bromide instead of 4-{[4-(2-benzyloxy-carbonyl-2-methylpropoxy)phenyl]methyl}-1,2-dihydro-5-isopropyl-3H-pyrazol-3-one and acetobromo-α-D-glucose, respectively.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07655632B2
Source datasetuspto-grants-2010_02
ORD IDord-61c6618837e941dd8d6bfaee258a1536
Source noteuspto-grants-2010_02