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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2107205Generated: October 27, 2026

Hydrochloric Acid → Ethyl 5-(2-diphenylmethylaminothiazol-4-ylmethylene)-rhodanine-3-acetate

https://huagongshe.com/reaction/2107205

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
Reactant5-(2-Diphenylmethylaminothiazol-4-ylmethylene)rhodanine--acetic acidHCID 54571765—
Solvent1,4-DioxaneHCID 31275—
ProductEthyl 5-(2-diphenylmethylaminothiazol-4-ylmethylene)-rhodanine-3-acetateHCID 53848027—

Reaction Steps

Following a procedure similar to that described in Example 30, the desired compound was prepared from 0.6 g of 5-(2-diphenylmethylaminothiazol-4-ylmethylene)rhodanine--acetic acid, 7.7 g of ethanol and 15 ml of a 4N dioxane solution of hydrogen chloride. The resulting product was a greenish-yellow powder having the following physical properties.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04933355
Source datasetuspto-grants-1990_06
ORD IDord-200f1f9e8cac49cbae8d4844658e95fd
Source noteuspto-grants-1990_06