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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1367996Generated: October 25, 2026

Diisopropylethylamine → isoquinoline-3-carboxylic acid [5-ethylsulfanyl-7-(1H-imidazol-2-ylcarbamoyl)-1H-benzoimidazol-2-yl]-amide

https://huagongshe.com/reaction/1367996

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantBis(2-amino-1H-imidazole) sulphateHCID 135136—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
Reactant6-ethylsulfanyl-2-[(isoquinoline-3-carbonyl)-amino]-3H-benzoimidazole-4-carboxylic acidHCID 178477291—
SolventDimethylformamideHCID 6228—
SolventSodium chloride; waterHCID 57417360—
Productisoquinoline-3-carboxylic acid [5-ethylsulfanyl-7-(1H-imidazol-2-ylcarbamoyl)-1H-benzoimidazol-2-yl]-amideHCID 17847729072.1%

Reaction Steps

80 mg (0.2 mmol) of 6-ethylsulfanyl-2-[(isoquinoline-3-carbonyl)-amino]-3H-benzoimidazole-4-carboxylic acid and 300 mg (0.76 mmol) of HBTU were dissolved in 1.0 mL of DMF and 0.5 mL of DIEA and treated with 132 mg (1.0 mmol) of 2-aminoimidazole sulfate as described in general procedure A. Upon completion, the reaction was diluted with brine. The resulting solid was filtered, washed with water and EtOAc, and dried under vacuum to produce 66 mg (71%) of isoquinoline-3-carboxylic acid [5-ethylsulfanyl-7-(1H-imidazol-2-ylcarbamoyl)-1H-benzoimidazol-2-yl]-amide. LCMS: 458 (M+1)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07893267B2
Source datasetuspto-grants-2011_02
ORD IDord-009aa793948a4e398d05a3504f0ac1f4
Source noteuspto-grants-2011_02