Cyclohexane → Spiro[cyclohexane-1,9'-fluorene]
Reaction equation
[CH2:1]1[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]1>[C].[Ru]>[CH:1]1[C:6]2[C:1]3([CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]3)[C:6]3[C:1](=[CH:2][CH:3]=[CH:4][CH:5]=3)[C:5]=2[CH:4]=[CH:3][CH:2]=1Participants
3
Reactant 1
Product 1
Reagents, catalysts & solvents 1
Procedure
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.
Sources & evidence
- ORD record
- ord-898e96dc55a24a45876203d87c37ab65
- Source dataset
- uspto-grants-1988_09
- Patent number
- US04774013
Reaction notes
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