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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 26301Generated: October 26, 2026

N-(2-Chloroethyl)-N-methylbenzylamine hydrochloride → 7-[2-(N-benzyl-N-methylamino)ethoxy]-2,2-dimethyl-4-(2-naphthyl)-2H-chromene

https://huagongshe.com/reaction/26301

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-(2-Chloroethyl)-N-methylbenzylamine hydrochlorideHCID 12822620—
Reactant2,2-Dimethyl-4-(naphthalen-2-yl)-2H-1-benzopyran-7-olHCID 20570540—
Product7-[2-(N-benzyl-N-methylamino)ethoxy]-2,2-dimethyl-4-(2-naphthyl)-2H-chromeneHCID 2057050349%

Reaction Steps

Reaction of N-benzyl-N-(2-chloroethyl)methylamine hydrochloride with 2,2-dimethyl-4-(2-naphthyl)-2H-chromen-7-ol by an analogous method to that described in Preparation 18 (c) gave the title compound (49%) as a colourless oil, The hydrochloride salt had m.p. 112°-115° C. decomposed.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04148909
Source datasetuspto-grants-1979_04
ORD IDord-19cdc939f4cd4a25833064c419fd6acc
Source noteuspto-grants-1979_04