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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 496590Generated: October 27, 2026

Sodium hydride → ethyl 4-[benzyl-(4-methoxybenzenesulfonyl)amino]-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylate

https://huagongshe.com/reaction/496590

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
ReactantN-benzyl-4-methoxybenzenesulfonamideHCID 741351—
ReactantEthyl 4-chloro-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylateHCID 11771453—
Productethyl 4-[benzyl-(4-methoxybenzenesulfonyl)amino]-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylateHCID 22322115—

Reaction Steps

Following the procedure of Example 35, the product of Example 43 is reacted with benzyl-(4-methoxybenzenesulfonyl)amine and sodium hydride to provide ethyl 4-[benzyl-(4-methoxybenzenesulfonyl)amino]-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylate. m.p. 164°-166° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06946473B2
Source datasetuspto-grants-2005_09
ORD IDord-6cd1848f1b3d4020ba2dc1bc2fb3db70
Source noteuspto-grants-2005_09