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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 646419Generated: October 30, 2026

1-Hydroxybenzotriazole → HCID 11639623, compound

https://huagongshe.com/reaction/646419

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantDiisopropylethylamineHCID 81531—
Reactant(S)-(+)-1-(2-Pyrrolidinylmethyl)pyrrolidineHCID 853152—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
ReactantLithiumHCID 3028194—
ReactantHCID 59264689HCID 59264689—
Solventdichloromethane N,N-dimethylformamideHCID 22350042—
ProductHCID 11639623HCID 1163962371%

Reaction Steps

The title compound is prepared in a manner substantially analogous to General Procedure D in 8 mL 37% DMF/dichloromethane using 4-(5-methylsulfanyl-thiophen-2-yl)-benzoic acid, Lithium salt (51 mg, 0.20 mmol), EDC-HCl (57 mg, 0.30 mmol), HOBt (41 mg, 0.30 mmol), DIEA (0.09 mL, 0.5 mmol) and (S)(+)-1-(2-pyrrolidinylmethyl)pyrrolidine (28 mg, 0.18 mmol) to give the title compound (50 mg, 71% yield). MS (ES+) 387.7 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07705025B2
Source datasetuspto-grants-2010_04
ORD IDord-32e12f58c23c4a40999816e76c0cb1b9
Source noteuspto-grants-2010_04