HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1802841Generated: October 31, 2026
Boron tribromide → 3',5-Difluoro-4'-(phenylsulfonyl)biphenyl-2-ol
https://huagongshe.com/reaction/1802841
Participants
| Role | Name | HCID | Charge |
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| Reactant | Boron tribromide | HCID 25134 | — |
| Reactant | 3',5-Difluoro-2-methoxy-4'-(phenylsulfonyl)biphenyl | HCID 67238966 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | 3',5-Difluoro-4'-(phenylsulfonyl)biphenyl-2-ol | HCID 67238902 | — |
Reaction Steps
The product from step ii) (0.44 g) was treated with 1.0M boron tribromide in DCM (3.7 ml) in DCM (10 ml) and stirred at 0° C. for 18 h. The mixture was quenched in ice water and extracted with EtOAc; dried (MgSO4) and concentrated in vacuo to give the sub-title compound, yield 0.39 g.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08349897B2 |
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| Source dataset | uspto-grants-2013_01 |
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| ORD ID | ord-01ec0ab2a4bc4ea6b4f0b721fe446c24 |
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| Source note | uspto-grants-2013_01 |
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