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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 424000Generated: October 30, 2026

Methyl 5-(chlorosulfonyl)-1-methyl-1H-pyrrole-2-carboxylate → Methyl 5-(N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)sulfamoyl)-1-methyl-1H-pyrrole-2-carboxylate

https://huagongshe.com/reaction/424000

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl 5-(chlorosulfonyl)-1-methyl-1H-pyrrole-2-carboxylateHCID 2736899—
Reactant5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene-1,2-diamineHCID 59386306—
ProductMethyl 5-(N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)sulfamoyl)-1-methyl-1H-pyrrole-2-carboxylateHCID 53492226—

Reaction Steps

According to the general procedure B, 5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene1,2-diamine was reacted with methyl 5-(chlorosulfonyl)-1-methyl-1H-pyrrole-2-carboxylate to obtain the title compound. 1H NMR (300 MHz, CDCl3): δ 7.37 (dd, J=1.8 & 10.5 Hz, 1H), 7.29 (m, 2H), 7.12-6.94 (m, 4H), 5.87 (dt, J=1.8, 8.4 & 17.4 Hz, 1H), 5.56 (br s, 1H), 3.65 (s, 3H), 3.75 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08101799B2
Source datasetuspto-grants-2012_01
ORD IDord-2893275d9f1743e19b658bc9244c871f
Source noteuspto-grants-2012_01