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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1263349Generated: October 25, 2026

Sodium Hydroxide → 3-(3,5-DI-Tert-butyl-4-hydroxy-benzyl)-pentane-2,4-dione

https://huagongshe.com/reaction/1263349

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
ReactantAcetylacetoneHCID 31261—
ReactantPhenol, 4-[(dimethylamino)methyl]-2,6-bis(1,1-dimethylethyl)-HCID 66609—
Product3-(3,5-DI-Tert-butyl-4-hydroxy-benzyl)-pentane-2,4-dioneHCID 91440137%

Reaction Steps

A mixture of the N,N-dimethyl-2,6-di-t-butyl-4-aminomethylphenol (10.5 g, 40 mmols), sodium hydroxide (3.6 g, 90 mmols) and acetylacetone (24 mLs, 10% solution) was refluxed for 3 hours. Acetylacetone was distilled under reduced pressure to afford an oily residue of the 3-(3',5'-di-t-butyl-4'-hydroxybenzyl)-2,4-pentanedione compound (37% by VPC).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04456770
Source datasetuspto-grants-1984_06
ORD IDord-ab390a976d2d49c6b3484344f63be5d4
Source noteuspto-grants-1984_06