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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 889471Generated: October 30, 2026

tert-Butyl 3-(4-methoxybenzylamino)benzoate → tert-Butyl 3-((6-chloro-3-cyanoimidazo[1,2-b]pyridazin-8-yl)(4-methoxybenzyl)amino)benzoate

https://huagongshe.com/reaction/889471

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl 3-(4-methoxybenzylamino)benzoateHCID 59313743—
Reactant6-Chloro-8-(cyclopropyl(4-methoxybenzyl)amino)imidazo[1,2-b]pyridazine-3-carbonitrileHCID 59313757—
SolventMethanolHCID 887—
Producttert-Butyl 3-((6-chloro-3-cyanoimidazo[1,2-b]pyridazin-8-yl)(4-methoxybenzyl)amino)benzoateHCID 59314053—

Reaction Steps

253B was prepared from 253A and a mixture of 1F following the procedure as described in 1G. HPLC: Rt=4.99 min. (PHENOMENEX® Luna C18 4.6×30 mm 3 u, A10-90% aqueous methanol containing 0.1% TFA in 2 min; 4 mL/min flow). MS (ES): m/z=490.1 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08252795B2
Source datasetuspto-grants-2012_08
ORD IDord-08761f56f2d349d190a6fd7919f2ed0a
Source noteuspto-grants-2012_08