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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410723Generated: October 26, 2026

Ethoxyethylamine → 1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-ethoxy-ethyl)-amide

https://huagongshe.com/reaction/410723

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthoxyethylamineHCID 66970—
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-ethoxy-ethyl)-amideHCID 7710602125.6%

Reaction Steps

1-Methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-ethoxy-ethyl)-amide (27 mg) was prepared by following General Procedure N starting from 1-methyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (90 mg), 2-ethoxyethylamine (20 mg), DPPA (61 mg), and DIEA (28 mg). LC/MS: m/z 481.0. 1H NMR (DMSO-d6, 400 MHz): δ 12.37 (bs, 1H), 8.47 (s, 1H), 8.07 (s, 1H), 7.90 (s, 1H), 7.76 (d, 1H), 7.71 (d, 1H), 7.47 (d, 1H), 7.35 (s, 1H), 3.62 (bs, 3H), 3.54-3.37 (m, 6H), 1.11 (t, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-7f64255d0a394724800166a0997e37b9
Source noteuspto-grants-2014_06