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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2247976Generated: October 31, 2026

Benzaldehyde → 2,2-dimethyl-5-[(E)-alpha-methylstyryl]-1,3-benzodithiol

https://huagongshe.com/reaction/2247976

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzaldehydeHCID 240—
Reactant[1-(2,2-Dimethyl-1,3-benzodithiol-5-yl)ethyl]triphenylphosphonium bromideHCID 19935456—
Product2,2-dimethyl-5-[(E)-alpha-methylstyryl]-1,3-benzodithiolHCID 22858578—

Reaction Steps

In analogy to Example 45, by reacting [1-(2,2-dimethyl-1,3-benzodithiol-5-yl)ethyl]triphenylphosphonium bromide with benzaldehyde, there was obtained 2,2-dimethyl-5-[(E)-α-methylstyryl]-1,3-benzodithiol, melting point 57°-58° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05037825
Source datasetuspto-grants-1991_08
ORD IDord-c8cacaa1e70644eaadd90b471a7d80f8
Source noteuspto-grants-1991_08