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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 73415Generated: October 25, 2026

2,5-dimethylthiophene-3-sulfonyl Chloride → HCID 56953320, compound

https://huagongshe.com/reaction/73415

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,5-dimethylthiophene-3-sulfonyl ChlorideHCID 2779650—
Reactant5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene-1,2-diamineHCID 59386306—
ProductHCID 56953320HCID 56953320—

Reaction Steps

According to the general procedure B, 5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene1,2-diamine was reacted with 2,5-dimethylthiophene-3-sulfonyl chloride to obtain the title compound. 1H NMR (300 MHz, CDCl3): 17.39 (dd, J=1.8 & 10.2 Hz, 1H), 7.24-7.16 (br m, 2H), 7.13 (dd, J=9.0 & 17.4 Hz, 1H), 6.77 (d, J=9.6 Hz, 1H), 5.98 (dt, J=2.4, 8.7 & 17.4 Hz, 1H), 5.55 (br s, 1H), 2.33 (s, 6H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08829052B2
Source datasetuspto-grants-2014_09
ORD IDord-0fafb68c98484eacad97754235c2da6c
Source noteuspto-grants-2014_09