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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410815Generated: October 26, 2026

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

https://huagongshe.com/reaction/410815

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthoxyethylamineHCID 66970—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant2-(6-chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzimidazole-5-carboxylic acidHCID 58397730—
Product1-Methyl-2-(6-chloro-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-ethoxy-ethyl)-amideHCID 86656806—

Reaction Steps

1-Methyl-2-(6-chloro-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (2-ethoxy-ethyl)-amide (33 mg) was prepared by following General Procedure F using 1-methyl-2-(6-chloro-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (36 mg), 2-ethoxy-ethylamine (0.1 ml), HBTU (38 mg), and DIEA (0.1 ml). LCMS: m/z 431; and 1H NMR (DMSO-d6, 400 MHz): δ 8.26 (t, 1H), 7.80 (s, 1H), 7.65 (t, 1H), 7.56 (br, 2H), 7.48 (d, 1H), 7.18 (m, 1H), 7.14 (d, 1H), 3.54 (s, 3H), 3.46 (q, 2H), 3.38 (m 2H), 3.24 (t, 2H), and 1.08 (t, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-3836389f67d9418982c9fd33b84d8741
Source noteuspto-grants-2014_06