Boron tribromide → HCID 67151152, compound

HRID 2117994Notes

Reaction equation

HRID 2117994 reaction equation
[Br:1][C:2]1[CH:3]=[CH:4][C:5]2[C:6](=[O:19])[C:7](=[O:18])[C:8]3[C:13]([C:14]=2[CH:15]=1)=[CH:12][C:11]([O:16]C)=[CH:10][CH:9]=3.B(Br)(Br)Br>C(Cl)Cl>[Br:1][C:2]1[CH:3]=[CH:4][C:5]2[C:6](=[O:19])[C:7](=[O:18])[C:8]3[C:13]([C:14]=2[CH:15]=1)=[CH:12][C:11]([OH:16])=[CH:10][CH:9]=3

Participants

4

Reactant 2

HCID 25134Boron tribromideHCID 67151029HCID 67151029, compound

Product 1

HCID 67151152HCID 67151152, compound

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

A mixture of 3-bromo-6-methoxyphenanthrene-9,10-dione from Step 3 above and excess BBr3 in CH2Cl2 was stirred at room temperature to afford 3-bromo-6-hydroxyphenanthrene-9,10-dione which was used directly in the next step (Step 5 below).

Sources & evidence

ORD record
ord-726afab4a79b458b8ec9cdd61c0036e2
Source dataset
uspto-grants-2008_10
Patent number
US07442716B2

Reaction notes

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