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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2607Generated: October 27, 2026

Hydrochloric Acid → 4-[1(Tol-4-yl)-3,4-dihydro-4,4-dimethyl-anthracen-8-yl]-benzoic Acid

https://huagongshe.com/reaction/2607

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethanolHCID 887—
ReactantLithium HydroxideHCID 3939—
ReactantEthyl 4-[1(tol-4-yl)3,4-dihydro-4,4-dimethyl-anthracen-8-yl]-benzoateHCID 24821095—
SolventDiethyl EtherHCID 3283—
SolventTetrahydrofuranHCID 8028—
Product4-[1(Tol-4-yl)-3,4-dihydro-4,4-dimethyl-anthracen-8-yl]-benzoic AcidHCID 24821096—

Reaction Steps

To a degassed solution of ethyl 4-[1(tol-4-yl)3,4-dihydro-4,4-dimethyl-anthracen-8-yl]-benzoate (Compound 1, 35 mg, 0.08 mmol), in THF (1.5 mL) and MeOH (1.5 mL) was added LiOH (1M solution in water, 0.3 mL, 0.3 mmol). The mixture was stirred at ambient temperature for 16 hours, diluted with ether (60 mL). The mixture was acidified with 10% HCl to pH 4, the product was isolated as an ether insoluble white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05728846
Source datasetuspto-grants-1998_03
ORD IDord-da975157105744468fa3d3bb8edc1433
Source noteuspto-grants-1998_03