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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1612277Generated: October 27, 2026

Methanesulfonyl chloride → 5-(2,4-dichlorophenyl)-N-[(cis)-4-ethoxy-1-(methylsulfonyl)pyrrolidin-3-yl]-3,6-diethylpyrazin-2-amine

https://huagongshe.com/reaction/1612277

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanesulfonyl chlorideHCID 31297—
ReactantN-[(cis)-1-acetyl-4-ethoxypyrrolidin-3-yl]-5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-amineHCID 58583258—
Product5-(2,4-dichlorophenyl)-N-[(cis)-4-ethoxy-1-(methylsulfonyl)pyrrolidin-3-yl]-3,6-diethylpyrazin-2-amineHCID 58583419—

Reaction Steps

Following the procedure for the preparation of N-[(cis)-1-acetyl-4-ethoxypyrrolidin-3-yl]-5-(2,4-dichlorophenyl)-3,6-diethylpyrazin-2-amine but substituting methanesulfonyl chloride and making non-critical variations provided the title compound as an oil:

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06992087B2
Source datasetuspto-grants-2006_01
ORD IDord-1fefc9632f704a94bfe7537307ba4c8c
Source noteuspto-grants-2006_01