595721
(R)-(+)-3,3′-Dibromo-1,1′-bi-2-naphthol
97%
Synonym(s):
(R)-3,3′-Dibromo-1,1′-bi-2-naphthol, (R)-3,3′-Dibromo-[1,1′-Binaphthalene]-2,2′-diol, (R)-Dibromo-1,1′-Bi-2,2′-naphthol, (R)-Dibromo-1,1′-Binaphthalene-2,2′-diol, (R)-Dibromo-1,1-Binaphthol, (R)-Dibromo-BINOL, (R)-Dibromo-bi-2-naphthol
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About This Item
Empirical Formula (Hill Notation):
C20H12Br2O2
CAS Number:
Molecular Weight:
444.12
UNSPSC Code:
12352005
PubChem Substance ID:
NACRES:
NA.22
MDL number:
Quality Segment
assay
97%
form
solid
mp
256-260 °C
functional group
bromo
SMILES string
Brc1cc2c(c(c1O)c3c4c(cc(c3O)Br)cccc4)cccc2
InChI
1S/C20H12Br2O2/c21-15-9-11-5-1-3-7-13(11)17(19(15)23)18-14-8-4-2-6-12(14)10-16(22)20(18)24/h1-10,23-24H
InChI key
BRTBEAXHUYEXSY-UHFFFAOYSA-N
Application
(R)-(+)-3,3′-Dibromo-1,1′-bi-2-naphthol reacts with zirconium(IV) tert-butoxide to form a chiral zirconium complex, which can efficiently catalyze:
- anti-selective catalytic asymmetric aldol reactions of silyl enol ethers with aldehydes
- asymmetric intramolecular [3+2] cycloaddition of hydrazone/olefins
signalword
Warning
hcodes
pcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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