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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1661660Generated: October 25, 2026

1-Pyrrolidinesulfonyl chloride → 6-Chloro-2-[5-(pyrrolidine-1-sulfonyloxy)-pyridin-3-yl]-indole-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/1661660

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Pyrrolidinesulfonyl chlorideHCID 6483902—
Reactant6-Chloro-2-(5-hydroxy-pyridin-3-yl)-indole-1-carboxylic acid tert-butyl esterHCID 58215545—
Product6-Chloro-2-[5-(pyrrolidine-1-sulfonyloxy)-pyridin-3-yl]-indole-1-carboxylic acid tert-butyl esterHCID 58215770—

Reaction Steps

1-Pyrrolidine-sulfonyl chloride and 6-chloro-2-(5-hydroxy-pyridin-3-yl)-indole-1-carboxylic acid tert-butyl ester (Example 160a) are processed according to the method described in Example 160b to give 6-chloro-2-[5-(pyrrolidine-1-sulfonyloxy)-pyridin-3-yl]-indole-1-carboxylic acid tert-butyl ester, which is taken onto the next step without further purification. MS (ESI) m/z 478.1 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08030334B2
Source datasetuspto-grants-2011_10
ORD IDord-8118635b1dd04c98b1b731cc6607c4c5
Source noteuspto-grants-2011_10