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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1591246Generated: October 31, 2026

Cysteamine Hydrochloride → HCID 208627, compound

https://huagongshe.com/reaction/1591246

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCysteamine HydrochlorideHCID 9082—
ReactantEthyl oxoacetateHCID 70211—
ProductHCID 208627HCID 20862784.2%

Reaction Steps

22.6 g of mercaptoethylamine hydrochloride and 20.4 g of ethyl glyoxylate are heated with 100 g of 3A molecular sieves on a water bath for 45 min. The mixture is filtered, the filtrate is evaporated in vacuo, the residue is filtered through silica gel and the product is crystallized from methylene chloride/tert.-butyl methyl ether. 27 g of the thiazolidine derivative are obtained. ##STR17##

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05206343
Source datasetuspto-grants-1993_04
ORD IDord-1c073c0a68d941d49834ea0ba172f6cb
Source noteuspto-grants-1993_04