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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1086791Generated: October 26, 2026

Hydrochloric Acid → 2-Hydroxymethyl-5-pentadecylphenol

https://huagongshe.com/reaction/1086791

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantFormaldehydeHCID 712—
ReactantHydrogenated cardanolHCID 68146—
SolventMethanolHCID 887—
SolventWaterHCID 962—
Product2-Hydroxymethyl-5-pentadecylphenolHCID 1981830619.4%

Reaction Steps

(2 1) 150 g of 3-pentadecylphenol and 17.7 g of paraformaldehyde were dispersed in 300 ml of water and 150 ml of methanol, and the dispersion was stirred at 50° C. for 12 hours. The reaction mixture was neutralized with concentrated hydrochloric acid and extracted with ethyl acetate. The extract was dried over anhydrous sodium sulfate and concentrated under reduced pressure. 300 ml of hexane were added to the residue to precipitate a crystal. The crystal was recovered by filtration and dried to obtain 32 g of 2-hydroxymethyl-5-pentadecylphenol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05032487
Source datasetuspto-grants-1991_07
ORD IDord-6acf56d393dc4464b7c0e2eedfc3d797
Source noteuspto-grants-1991_07