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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410745Generated: October 26, 2026

Ethylamine → 1-Methyl-2-(6-trifluoromethyl-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid ethylamide

https://huagongshe.com/reaction/410745

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylamineHCID 6341—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant1-Methyl-2-(6-trifluoromethyl-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acidHCID 58397685—
Product1-Methyl-2-(6-trifluoromethyl-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid ethylamideHCID 86656765—

Reaction Steps

1-Methyl-2-(6-trifluoromethyl-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid ethylamide (77 mg) was prepared by following General Procedure F starting from 1-methyl-2-(6-trifluoromethyl-benzothiazol-2-ylamino)-1H-benzo-imidazole-5-carboxylic acid (100 mg), ethylamine (2 M in THF, 254 uL), HBTU (116 mg), and DIEA (67 uL). LC/MS: m/z 421.0. 1H NMR (DMSO-d6, 400 MHz): δ 12.46 (bs, 1H), 8.42 (s, 1H), 8.24 (s, 1H), 8.08 (s, 1H), 7.74 (s, 2H), 7.64 (d, 1H), 7.48 (d, 1H), 3.66 (bs, 3H), 3.30 (q, 2H), 1.13 (t, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-686b6c6085834b8486920d281d434ebd
Source noteuspto-grants-2014_06