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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1853341Generated: October 26, 2026

Morpholine, 4-(2-chloroethyl)-, hydrochloride (1:1) → 6-(2-Morpholin-4-yl-ethoxy)-2-thieno[3,2-c]pyridin-6-yl-chromen-4-one O-tert-butyl-oxime

https://huagongshe.com/reaction/1853341

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMorpholine, 4-(2-chloroethyl)-, hydrochloride (1:1)HCID 77210—
Reactant6-Hydroxy-2-thieno[3,2-c]pyridin-6-yl-chromen-4-one O-tert-butyl-oximeHCID 86673101—
Product6-(2-Morpholin-4-yl-ethoxy)-2-thieno[3,2-c]pyridin-6-yl-chromen-4-one O-tert-butyl-oximeHCID 8667310062%

Reaction Steps

6-(2-Morpholin-4-yl-ethoxy)-2-thieno[3,2-c]pyridin-6-yl-chromen-4-one O-tert-butyl-oxime was prepared in 62% yield using the procedure described in example 85A, starting from 6-Hydroxy-2-thieno[3,2-c]pyridin-6-yl-chromen-4-one O-tert-butyl-oxime (example 127B) and 4-(2-chloroethyl)morpholine hydrochloride. The title compound was isolated as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08962627B2
Source datasetuspto-grants-2015_02
ORD IDord-6a6623f7592a42419ddb91ac2fc89291
Source noteuspto-grants-2015_02