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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410751Generated: October 25, 2026

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

https://huagongshe.com/reaction/410751

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylamineHCID 6341—
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—
Product2-(6-Chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid ethylamideHCID 86656769—

Reaction Steps

2-(6-Chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid ethylamide (64 mg) was prepared by following General Procedure F starting from 2-(6-chloro-benzothiazol-2-ylamino)-1-methyl-1H-benzoimidazole-5-carboxylic acid (90 mg), ethylamine (2 M in THF, 251 uL), HBTU (114 mg), and DIEA (66 uL). LC/MS: m/z 386.9. 1H NMR (DMSO-d6, 400 MHz): δ 12.38 (bs, 1H), 8.40 (s, 1H), 8.05 (s, 1H), 7.90 (s, 1H), 7.72 (d, 1H), 7.57 (bs, 1H), 7.44 (d, 1H), 7.37 (dd, 1H), 3.64 (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-d9f3777127d34a9baccf7d85c0454e19
Source noteuspto-grants-2014_06