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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 50429Generated: October 25, 2026

2-Thiophenesulfonamide → 2-ETHYL-5,7-DIMETHYL-3-(4-{2-[({[(2-THIENYL)SULFONYL]AMINO}CARBONYL)AMINO]ETHYL}PHENYL)-3H-IMIDAZO[4,5-b]PYRIDINE

https://huagongshe.com/reaction/50429

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-ThiophenesulfonamideHCID 72881—
Reactant3-{4-[2-({[(4-biphenylsulfonyl)amino]carbonyl}amino)ethyl]phenyl}-2-ethyl-5,7-dimethyl-3H-imidazo[4,5-b]pyridineHCID 21875619—
Product2-ETHYL-5,7-DIMETHYL-3-(4-{2-[({[(2-THIENYL)SULFONYL]AMINO}CARBONYL)AMINO]ETHYL}PHENYL)-3H-IMIDAZO[4,5-b]PYRIDINEHCID 21875677—

Reaction Steps

The title compound was prepared according to the procedure described in step 2 of Example 18 from phenyl 2-[4-(2-ethyl-5,7-dimethyl-3H-imidazo[4,5-b]pyridin-3-yl)phenyl]ethylcarbamate (step 1 of Example 18) and 2-thiophenesulfonamide (Huang, H. C.; Reinhard, E. J.; Reitz, D. B. Tetrahedron Lett., 1994, 35, 7201.; Graham, S. L.; Scholz, T. H. Synthesis, 1986, 1031).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06710054B2
Source datasetuspto-grants-2004_03
ORD IDord-049b33705dd741c2afdf209163c8fc67
Source noteuspto-grants-2004_03