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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410814Generated: October 26, 2026

Methylamine → 1-Methyl-2-(6-chloro-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid methylamide

https://huagongshe.com/reaction/410814

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
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 methylamideHCID 5839768980.5%

Reaction Steps

1-Methyl-2-(6-chloro-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid methylamide (30 mg) was prepared by following General Procedure F using 1-methyl-2-(6-chloro-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid (36 mg), methylamine (0.2 ml, 2.0 M solution in THF), HBTU (38 mg), and DIEA (0.2 ml). LCMS: m/z 373; and 1H NMR (DMSO-d6, 400 MHz): δ 9.63 (d, 1H), 8.24 (d, 1H), 7.84 (m, 1H), 7.71 (t, 1H) 7.52 (d, 1H), 7.22 (m 2H), 5.24 (m , 1H), 3.65 (s, 3H), and 2.81 (d, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-2e42a522311243b4a7569db0c451a806
Source noteuspto-grants-2014_06