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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 913241Generated: November 2, 2026

Lithium Hydroxide → HCID 57971491, compound

https://huagongshe.com/reaction/913241

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
ReactantHCID 67408155HCID 67408155—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 57971491HCID 57971491—

Reaction Conditions

Temperature75 °C

Reaction Steps

To a solution of ethyl 2-[methyl(2-phenylethyl)amino]-1,3-thiazole-5-carboxylate (0.56 g, 1.93 mmol) in dioxane (10 mL) was added lithium hydroxide (5.8 mmol, 1.9 mL of a 3.0M solution) and the reaction was warmed to 75° C. for 2.5 hours. The reaction was partitioned between 1M HCl and ethyl acetate. The organics were dried over sodium sulfate, filtered and evaporated to give the title compound. 1H NMR (600 MHz, DMSO-d6) δ 7.73 (s, 1H), 7.22 (m, 5H), 3.68 (t, J=7.33 Hz, 2H), 3.31 (bs, 1H), 2.99 (s, 3H), 2.87 (t, J=7.63 Hz, 2H); ESIMS calcd 263.1 (M++H), found 263.0 (M++H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08026260B2
Source datasetuspto-grants-2011_09
ORD IDord-afd4f358713244ee8ef8eb45d2ba4b1a
Source noteuspto-grants-2011_09