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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 234670Generated: October 30, 2026

Hydrochloric Acid → HCID 70299391, compound

https://huagongshe.com/reaction/234670

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDichloromethaneHCID 6344—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 50852542HCID 50852542—
SolventEthanolHCID 702—
ProductHCID 70299391HCID 70299391—

Reaction Steps

The above ester (0.74 g, 1.8 mmol) was dissolved in ethanol (25 ml) and 40% sodium hydroxide (6 ml) was added. The mixture was heated at reflux for 1 h. 10% Hydrochloric acid (25 ml) was added followed by dichloromethane (150 ml). The phases were separated and the organic phase was washed with water, dried (NaSO4) and the solvent was evaporated in vacuo to give 0.6 g of the title compound as a solid. M.p. 150°-160° C. A sample was dissolved in acetone and precipitated with diethyl ether. The solid formed was isolated by filtration and dried in vacuo.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05595989
Source datasetuspto-grants-1997_01
ORD IDord-7cf8f6ec29ee462a8919f38127806c2b
Source noteuspto-grants-1997_01