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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1384102Generated: October 26, 2026

1-Butanol → (R)-1-(1-Phenylethylamino)-4-(4-pyridylmethyl)phthalazine dihydrochloride

https://huagongshe.com/reaction/1384102

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-ButanolHCID 263—
Reactant1-Phenethylamine, (-)-HCID 75818—
Reactant1-Chloro-4-(4-pyridinylmethyl)phthalazineHCID 1944609—
SolventWaterHCID 962—
Product(R)-1-(1-Phenylethylamino)-4-(4-pyridylmethyl)phthalazine dihydrochlorideHCID 69837621—

Reaction Conditions

Temperature110 °C

Reaction Steps

A mixture of 0.511 g (2 mmol) 1-chloro-4-(4-pyridylmethyl)phthalazine, 1.273 ml (10 mmol) (S)-1 phenylethylamine and 5 ml 1-butanol is stirred for 40 h at 110° C. After processing as described in Example 12 and equilibration for 65 hours at 20° C. and in room atmosphere, title compound is obtained with a water content of 10.53%;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06258812B1
Source datasetuspto-grants-2001_07
ORD IDord-6e63cfd81d4e405099fa4d3d19f95006
Source noteuspto-grants-2001_07