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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 623176Generated: October 26, 2026

Cyclohexane → Spiro[cyclohexane-1,9'-fluorene]

https://huagongshe.com/reaction/623176

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyclohexaneHCID 8078—
CatalystHCID 178503044HCID 178503044—
ProductSpiro[cyclohexane-1,9'-fluorene]HCID 12861606—

Reaction Steps

110 g of spiro[cyclohexane-1,9'-fluorene] obtained in the above (1), 100 ml of cyclohexane solvent and 20 g of 5% ruthenium-carbon catalyst (manufactured by Japan Engelhard Co.) were charged in an autoclave of 1 liter and hydrogenation was effected with a hydrogen pressure of 80 kg/cm2G at 170° C. for 5 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04774013
Source datasetuspto-grants-1988_09
ORD IDord-898e96dc55a24a45876203d87c37ab65
Source noteuspto-grants-1988_09