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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1976687Generated: October 25, 2026

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

https://huagongshe.com/reaction/1976687

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
Reactant4-methoxy-N-(pyridin-3-ylmethyl)benzenesulfonamideHCID 809740—
ReactantEthyl 4-chloro-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylateHCID 11771453—
Productethyl-4-[(4-methoxybenzenesulfonyl)pyridin-3-ylmethylamino]-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylateHCID 22322150—

Reaction Steps

Following the procedure of Example 53, the product of Example 65 is reacted with (4-methoxybenzenesulfonyl) (3-pyridinylmethyl) amine and sodium hydride to provide ethyl-4-[(4-methoxybenzenesulfonyl)pyridin-3-ylmethylamino]-1-phenyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylate. m.p. 148°-150° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06228869B1
Source datasetuspto-grants-2001_05
ORD IDord-3a54e5cff5154fc1931cc503ef3b4214
Source noteuspto-grants-2001_05