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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 34256Generated: October 25, 2026

Toluene → 4'-Dodecyloxy-4'-(1-methyl-heptyloxy)-azobenzene

https://huagongshe.com/reaction/34256

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTolueneHCID 1140—
Reactant1-BromododecaneHCID 8919—
ReactantPotassium HydroxideHCID 14797—
Reactant4-(1-Methyl-heptyloxy)-4'-hydroxy-azobenzeneHCID 135624294—
SolventEthanolHCID 702—
Product4'-Dodecyloxy-4'-(1-methyl-heptyloxy)-azobenzeneHCID 70406108—

Reaction Steps

The above crude product of 4-(1-methyl-heptyloxy)-4'-hydroxy-azobenzene (16.5 g) was heated with lauryl bromide (16 g) in ethanol in the presence of KOH (3.6 g) under reflux for 10 hours, followed by passing a toluene solution of the product through an alumina chromatographic column and recrystallizing from heptane to obtain 4'-dodecyloxy-4'-(1-methyl-heptyloxy)-azobenzene

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04761246
Source datasetuspto-grants-1988_08
ORD IDord-28693ca372ef4f7ba550b18e0dc78d51
Source noteuspto-grants-1988_08