Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1828287Generated: November 1, 2026

Formaldehyde → 2-[4-(1H-pyrrolo[2,3-b]pyridin-3-ylmethyl)-1-piperazinyl]nicotinonitrile

https://huagongshe.com/reaction/1828287

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
Reactant1H-Pyrrolo(2,3-b)pyridineHCID 9222—
ReactantSodium AcetateHCID 517045—
Reactant2-(Piperazin-1-yl)pyridine-3-carbonitrileHCID 2737203—
Product2-[4-(1H-pyrrolo[2,3-b]pyridin-3-ylmethyl)-1-piperazinyl]nicotinonitrileHCID 22065994—

Reaction Steps

1H-pyrrolo[2,3-b]pyridine (47 mg, 0.40 mmol), 2-(1-piperazinyl)nicotinonitrile (75 mg, 0.48 mmol), sodium acetate (72 mg, 0.53 mmol), and formaldehyde (0.48 mmol) were processed as described in Example 18 to provide the title compound. 1H NMR (300 MHz, DMSO-d6) δ 2.57 (m, 4H) 3.50 (m, 4H) 3.84 (s, 2H) 6.63 (m, 2H) 6.81 (m, 1H) 7.32 (m, 1H) 7.52 (m, 1H) 7.77 (m, 1H) 7.90 (m, 1H). (ESI) m/z 319 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07057042B2
Source datasetuspto-grants-2006_06
ORD IDord-b139c597029b49bd9dfc1b67b891aac2
Source noteuspto-grants-2006_06