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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 928342Generated: October 26, 2026

N-Hydroxysuccinimide S-acetylthioacetate → (S)-S-2-(2-(8-Amino-1-(4-(pyridin-2-ylcarbamoyl)phenyl)imidazo[1,5-a]pyrazin-3-yl)pyrrolidin-1-yl)-2-oxoethyl ethanethioate

https://huagongshe.com/reaction/928342

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-Hydroxysuccinimide S-acetylthioacetateHCID 127532—
Reactant(S)-4-(8-Amino-3-(pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamideHCID 71226368—
Product(S)-S-2-(2-(8-Amino-1-(4-(pyridin-2-ylcarbamoyl)phenyl)imidazo[1,5-a]pyrazin-3-yl)pyrrolidin-1-yl)-2-oxoethyl ethanethioateHCID 8672032231.8%

Reaction Steps

This compound was prepared, in an analogous manner as described in Example 1, from the compound described in intermediate 2b and 2,5-dioxopyrrolidin-1-yl 2-(acetylthio)acetate, to afford the title compound (12.3 mg, 31.8%). Data: UPLC (C) R: 1.51 min; m/z 516.3 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09290504B2
Source datasetuspto-grants-2016_03
ORD IDord-bb823ed57013428c84233add4cbfec05
Source noteuspto-grants-2016_03