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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 410895Generated: October 31, 2026

Ethylamine → HCID 86656848, compound

https://huagongshe.com/reaction/410895

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthylamineHCID 6341—
ReactantDiisopropylethylamineHCID 81531—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
ReactantHCID 58397397HCID 58397397—
SolventDimethylformamideHCID 6228—
ProductHCID 86656848HCID 86656848—

Reaction Steps

1-Isopropyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzoimidazole-5-carboxylic acid ethylamide (50.0 mg) was prepared by following General Procedure F starting from 1-isopropyl-2-(6-trifluoromethoxy-benzothiazol-2-ylamino)-1H-benzo-imidazole-5-carboxylic acid (100.0 mg), ethylamine (2.0 M solution in THF, 0.5 mL), HBTU (130.0 mg) and DIEA (0.1 mL) in DMF (1.0 mL). LCMS: m/z 465; and 1H NMR (DMSO-d6, 400 MHz): δ 8.43 (1H, m), 8.11 (1H, m), 7.92 (1H, m), 7.71-7.67 (2H, m), 7.36-7.35 (1H, m), 5.15-5.12 (1H, m), 3.32 (2H, m), 1.58-1.57 (6H, d), 1.16-1.13 (3H, t), 2 —NH proton signals were not observed.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08759535B2
Source datasetuspto-grants-2014_06
ORD IDord-069f11415b67427c9e7988d3cc821525
Source noteuspto-grants-2014_06