Boron tribromide → HCID 10945066, compound

HRID 1838669Notes

Reaction equation

HRID 1838669 reaction equation
CO[C:3]1[CH:8]=[CH:7][CH:6]=[C:5]([O:9]C)[C:4]=1[C:11]1[C:12]([C:20]([O-:22])=[O:21])=[CH:13][C:14]([N+:17]([O-:19])=[O:18])=[CH:15][CH:16]=1.BrB(Br)Br>>[OH:9][C:5]1[CH:6]=[CH:7][CH:8]=[C:3]2[C:4]=1[C:11]1[CH:16]=[CH:15][C:14]([N+:17]([O-:19])=[O:18])=[CH:13][C:12]=1[C:20](=[O:21])[O:22]2

Participants

3

Reactant 2

HCID 25134Boron tribromideHCID 18755371HCID 18755371, compound

Product 1

HCID 10945066HCID 10945066, compound

Procedure

treating 2′,6′-dimethoxy-4-nitro-1,1′-biphenyl-2-carboxylate with tribromoborane in a second solvent to provide 1-hydroxy-8-nitro-6H-benzo[c]chromen-6-one;

Sources & evidence

ORD record
ord-dff740fb792f4d7dbe30f9bd9801de2b
Source dataset
uspto-grants-2004_01
Patent number
US06673930B2

Reaction notes

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