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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 840489Generated: October 30, 2026

alpha-Ethynyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenemethanol → Methyl 2-chloro-4-(3-hydroxy-3-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)-1-propynyl)benzoate

https://huagongshe.com/reaction/840489

Reaction equation

Participants

RoleNameHCIDCharge
Reactantalpha-Ethynyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenemethanolHCID 11817362—
ReactantMethyl 2-chloro-4-iodobenzoateHCID 22619433—
ProductMethyl 2-chloro-4-(3-hydroxy-3-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthyl)-1-propynyl)benzoateHCID 2261942683%

Reaction Steps

Following the basic procedure of Example 11(d), by reacting 1.2 g (5 mmol) of α-ethynyl-5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenemethanol with 1.6 g (5 mmol) of methyl 2-chloro-4-iodobenzoate, 1.7 g (83%) of the expected ester was obtained in the form of a brown oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06368608B1
Source datasetuspto-grants-2002_04
ORD IDord-150c78e0714b4ea784896227a58eb533
Source noteuspto-grants-2002_04