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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 484566Generated: October 30, 2026

2-Methyl-3-butyn-2-ol → 6-Hepten-3-yn-2-ol, 2,6-dimethyl-

https://huagongshe.com/reaction/484566

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Methyl-3-butyn-2-olHCID 8258—
Reactant3-Chloro-2-methyl-1-propeneHCID 11241—
ReactantPotassium CarbonateHCID 11430—
CatalystBenzyl triethylammonium chlorideHCID 66133—
Product6-Hepten-3-yn-2-ol, 2,6-dimethyl-HCID 1432210065%

Reaction Steps

The coupling reaction was conducted in the manner described in the procedure of Example VI using the following reagents: 1.00 mL (10.3 mmoles) of 2-methyl-3-butyn-2-ol, 1.10 mL (11.1 mmoles) of 3-chloro-2-methylpropene, 2.34 g (16.9 mmoles) of anhydrous potassium carbonate, 89 mg (0.90 mmole) of cuprous chloride, and 165 mg (0.72 mmole) of benzyltriethylammonium chloride. Isolation of the product in the usual manner afforded 925 mg (65%) of the named alcohol, thereby demonstrating the lack of need for a solvent in this coupling reaction.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05231232
Source datasetuspto-grants-1993_07
ORD IDord-d17dfcd1bd7f4f7f934de630027e17ea
Source noteuspto-grants-1993_07