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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 49915Generated: October 27, 2026

p-Toluidine → 3-(4-Methylanilino)-4,5-dimethyl-6-(pyridin-4-yl)methylpyridazine

https://huagongshe.com/reaction/49915

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-ToluidineHCID 7813—
Reactant3-Chloro-4,5-dimethyl-6-(pyridin-4-yl)methylpyridazineHCID 10776025—
SolventMethanolHCID 887—
Product3-(4-Methylanilino)-4,5-dimethyl-6-(pyridin-4-yl)methylpyridazineHCID 22742019—

Reaction Steps

The compound is prepared from 0.070 g 3-chloro-4,5-dimethyl-6-(pyridin-4-yl)methylpyridazine and 0.129 g para-methylaniline in the manner described in Example 82A. Title compound is obtained after FC in CH2Cl/Methanol 19/1; m.p. 68-70° C. 1H-NMR (250 MHz, CDCl3): δ=8.45 (s, wide, 2H); 7.45 (d, 2H); 7.10 (“d”, wide, 4H); 6.10 (s, wide, 1H); 4.25 (s, 2H); 2.30 (s, 3H); 2.15 (s, 3H); 2.10 (s, 3H). ES-MS 305 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06710047B2
Source datasetuspto-grants-2004_03
ORD IDord-490404542a264d5d989e2e57034ad032
Source noteuspto-grants-2004_03