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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1953744Generated: November 1, 2026

Glycolic Acid → 3h-Imidazo[4,5-b]pyridine-2-methanol,3-methyl-5-(1-methylethoxy)-

https://huagongshe.com/reaction/1953744

Reaction equation

Participants

RoleNameHCIDCharge
ReactantGlycolic AcidHCID 757—
Reactant6-Isopropoxy-N2-methylpyridine-2,3-diamineHCID 10821269—
Product3h-Imidazo[4,5-b]pyridine-2-methanol,3-methyl-5-(1-methylethoxy)-HCID 1082286825%

Reaction Steps

A procedure similar to that described in Preparation 43 was repeated, except that 1.90 g of 3-amino-6-isopropoxy-2-methylaminopyridine (prepared as described in Preparation 101), and 2.39 g of glycolic acid were used, and that the product was purified by column chromatography through silica gel, using a 10:1 by volume mixture of ethyl acetate and methanol, to give 0.58 g of the title compound, melting at 125-127° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06117893
Source datasetuspto-grants-2000_09
ORD IDord-134c8397fc714debbddd383b04411ca8
Source noteuspto-grants-2000_09