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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 727234Generated: October 31, 2026

Hydrochloric Acid → HCID 70299391, compound

https://huagongshe.com/reaction/727234

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 numberUS05712292
Source datasetuspto-grants-1998_01
ORD IDord-1f47768cf0724f218c352e3b3dcf1a5d
Source noteuspto-grants-1998_01