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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 49383Generated: October 25, 2026

Hydrochloric Acid → 2-[4-(2-Phenyl-thiazol-4-yl)-phenyl]-ethylamine

https://huagongshe.com/reaction/49383

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantN-[2-[4-(2-Phenyl-thiazol-4-yl)-phenyl]-ethyl}-acetamideHCID 9343045—
Product2-[4-(2-Phenyl-thiazol-4-yl)-phenyl]-ethylamineHCID 1852364285%

Reaction Conditions

Temperature120 °C

Reaction Steps

In a round-bottomed flask, N-{2-[4-(2-phenyl-thiazol-4-yl)-phenyl]-ethyl}-acetamide (838 mg, 2.60 mmol) was added to 5.0 ml of concentrated HCl and the resulting solution was heated to about 120° C. for about sixteen hours. The solution was then cooled to about 0° C., brought to pH 12 with 5M sodium hydroxide, and extracted with four portions of methylene chloride. The combined organic extracts were then washed with brine, dried over magnesium sulfate, and concentrated in vacuo. The crude material was purified by column chromatography (silica gel; methylene chloride to 20% methanol/methylene chloride) to afford the product (617 mg, 85% yield). LRMS ([M+H]+)=281.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06706743B2
Source datasetuspto-grants-2004_03
ORD IDord-f6dc22ce7e034bc1be1448ef773ce304
Source noteuspto-grants-2004_03