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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410728Generated: October 25, 2026

Ethanamine, 2-fluoro-, hydrochloride → 1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-fluoro-ethyl)-amide

https://huagongshe.com/reaction/410728

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanamine, 2-fluoro-, hydrochlorideHCID 9995—
ReactantDiisopropylethylamineHCID 81531—
ReactantP,P-Diphenylphosphinic azideHCID 199401—
Reactant1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acidHCID 58397517—
Product1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-fluoro-ethyl)-amideHCID 8665675028.4%

Reaction Steps

1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-fluoro-ethyl)-amide (31 mg) was prepared by following General Procedure N starting from 1-methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (100 mg), 2-fluoroethylamine hydrochloride (24 mg), DPPA (53 uL), and DIEA (43 uL). LC/MS: m/z 454.8. 1H NMR (DMSO-d6, 400 MHz): δ 12.37 (bs, 1H), 8.67 (s, 1H), 8.10 (s, 1H), 7.90 (s, 1H), 7.79 (d, 1H), 7.71 (d, 1H), 7.49 (d, 1H), 7.34 (d, 1H), 4.61 (t, 1H), 4.49 (t, 1H), 3.62 (bs, 3H), 3.58-3.48 (m, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-cc72a731f06348218b268b7120acf1ed
Source noteuspto-grants-2014_06