Hydrochloric Acid → 2-Bromo-9,9'-spirobi[9H-fluorene]

HRID 982969Notes

Reaction equation

HRID 982969 reaction equation
[Br:1][C:2]1[CH:14]=[CH:13][C:12]2[C:11]3[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=3)[C:5]([C:16]3[CH:21]=[CH:20][CH:19]=[CH:18][C:17]=3[C:22]3[CH:27]=[CH:26][CH:25]=[CH:24][CH:23]=3)(O)[C:4]=2[CH:3]=1.Cl>C(O)(=O)C>[Br:1][C:2]1[CH:14]=[CH:13][C:12]2[C:11]3[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=3)[C:5]3([C:23]4[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=4[C:17]4[C:16]3=[CH:21][CH:20]=[CH:19][CH:18]=4)[C:4]=2[CH:3]=1

Participants

4

Reactant 2

HCID 313Hydrochloric AcidHCID 225643739-(2-Biphenylyl)-2-bromo-9-fluorenol

Product 1

HCID 152875222-Bromo-9,9'-spirobi[9H-fluorene]

Reagents, catalysts & solvents 1

HCID 176Acetic AcidSolvent

Procedure

47.0 g of 2-bromo-9-(biphenyl-2-yl)fluoren-9-ol were refluxed for 2.5 hours in 114 ml of 99.8% acetic acid with addition of 1.5 ml of conc. HCl.

Sources & evidence

ORD record
ord-525601c473d94e2a9e7b06b5bb48a6a0
Source dataset
uspto-grants-2005_03
Patent number
US06861567B2

Reaction notes

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