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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 982554Generated: November 2, 2026

Hydroquinone → 3-(p-Tolyl)acrylaldehyde

https://huagongshe.com/reaction/982554

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroquinoneHCID 785—
Reactant3-(4-Methylphenyl)prop-2-yn-1-olHCID 589715—
SolventFormic AcidHCID 284—
Product3-(p-Tolyl)acrylaldehydeHCID 58294180%

Reaction Steps

A mixture of 250 g of 75% strength aqueous formic acid, 50 g of p-methylphenylethynylcarbinol and 0.5 g of hydroquinone is refluxed for 1 hour and then worked up as described in Example 1 to give 40 g (corresponding to 80% of theory) of p-methylcinnamaldehyde having a boiling point of 90°-95° C./0.1 mbar.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04996365
Source datasetuspto-grants-1991_02
ORD IDord-a740dbf13ca54fe3b35ce19d13a20f02
Source noteuspto-grants-1991_02