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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2241051Generated: October 27, 2026

Aluminium lithium hydride → 4-({4-[Phenyl(3,3,5,5-tetramethylcyclohexylidene)methyl]phenyl}oxy)-1-butanol

https://huagongshe.com/reaction/2241051

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAluminium lithium hydrideHCID 21226445—
ReactantEthyl 4-({4-[phenyl(3,3,5,5-tetramethylcyclohexylidene)methyl]phenyl}oxy)butanoateHCID 68502642—
SolventTetrahydrofuranHCID 8028—
Product4-({4-[Phenyl(3,3,5,5-tetramethylcyclohexylidene)methyl]phenyl}oxy)-1-butanolHCID 1199266870%

Reaction Steps

The LAH reduction procedure described for 15 (example 5) was utilized using 36 (200 mg, 0.46 mmol), LAH (1 M solution in THF, 1.4 mL, 1.38 mmol) in THF (30 mL). The reaction was stirred for 0.5 h. Standard aqueous work-up followed by purification gave 126 mg (70%) of the title product 37 as a white solid. 1H NMR (400 MHz, CDCl3): δ 7.28-7.24 (m, 2H), 7.18-7.14 (m, 3H), 7.07 (d, J=8.4 Hz, 2H), 6.79 (d, J=8.4 Hz, 2H), 3.97 (t, J=6.0 Hz, 2H), 3.71 (br m, 2H), 1.98 (s, 2H), 1.95 (s, 2H), 1.88-1.84 (pentet, J=6.0 Hz, 2H), 1.78-1.70 (pentet, J=5.6 Hz, 2H), 1.28 (s, 2H), 0.93 (s, 6H), 0.92 (s, 6H). LCMS (APCI): m/z 393 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07723393B2
Source datasetuspto-grants-2010_05
ORD IDord-8d7d7815d0e8454582d88641cd7efd40
Source noteuspto-grants-2010_05