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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1838402Generated: October 30, 2026

p-Toluenesulfonic acid → HCID 9952234, compound

https://huagongshe.com/reaction/1838402

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-Toluenesulfonic acidHCID 6101—
Reactant2-Bromo-1,1-dimethoxyethaneHCID 81672—
ReactantHCID 22504367HCID 22504367—
SolventAcetic AcidHCID 176—
ProductHCID 9952234HCID 9952234—

Reaction Conditions

Temperature100 °C

Reaction Steps

A mixture of 5-(4-fluorobenzyl)-2-methanesulfonyl-5H-pyrrolo[2,3-b]pyrazine-6-thioamide (90 mg), bromoacetaldehyde dimethylacetal (0.06 ml), p-toluenesulfonic acid (4 mg) and acetic acid (1 ml) was stirred at 100° C. for 1.5 hours. The reaction solution was separated using silica gel column chromatography (hexane:ethyl acetate=2:1) to obtain the desired product (30 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06673797B1
Source datasetuspto-grants-2004_01
ORD IDord-4e934ef0e60843f1b6ad4f0f57b291f6
Source noteuspto-grants-2004_01