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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1755066Generated: October 28, 2026

Sulfuric Acid → HCID 66817332, compound

https://huagongshe.com/reaction/1755066

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantRed-AlHCID 16684438—
ReactantHCID 66817873HCID 66817873—
SolventTolueneHCID 1140—
ProductHCID 66817332HCID 66817332100.1%

Reaction Conditions

Temperature85 °C

Reaction Steps

A 3.3 M Red-Al solution in toluene (0.25 ml, 0.82 mmol) was added to a solution of 4-(3,3-difluoro-allyl)-cyclohexanecarboxylic acid benzyl ester (cis:trans=5.4:1) (42.8 mg, 0.145 mmol) in toluene (0.12 mL), and the mixture was stirred at 85° C. for 17 hours. The reaction mixture was poured into ice water, adjusted to pH 3 with a 4 N aqueous H2SO4 solution and extracted with ether. The organic layer was dried over MgSO4 and concentrated under reduced pressure to give [4-((E)-3-fluoro-allyl)-cyclohexyl]-methanol (25.0 mg, 100%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09169254B2
Source datasetuspto-grants-2015_10
ORD IDord-7eb056ea8312480880b6f11692b235b3
Source noteuspto-grants-2015_10