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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1508253Generated: October 30, 2026

5,6-Dihydrofuro[2,3-c]pyridazin-5-amine → 4-Ethoxy-6-methyl-2,3-dihydrofuro[2,3-b]pyridin-3-amine

https://huagongshe.com/reaction/1508253

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5,6-Dihydrofuro[2,3-c]pyridazin-5-amineHCID 86721902—
Reactant4-ethoxy-6-methylfuro[2,3-b]pyridin-3(2H)-one O-methyl oximeHCID 86721940—
Product4-Ethoxy-6-methyl-2,3-dihydrofuro[2,3-b]pyridin-3-amineHCID 86721941—

Reaction Steps

This compound was prepared using a method analogous to that of 5,6-dihydrofuro[2,3-c]pyridazin-5-amine (A.2.3.4), 4-ethoxy-6-methylfuro[2,3-b]pyridin-3(2H)-one O-methyl oxime replacing furo[2,3-c]pyridazin-5(6H)-one O-methyl oxime;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09221832B2
Source datasetuspto-grants-2015_12
ORD IDord-40a2b24ab57e435995377ece8fc7f3e8
Source noteuspto-grants-2015_12