(S)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol

CAS No.：80655-81-8

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(S)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol Basic information

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Product Name:	(S)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol
Synonyms:	6'-DIBROMO-1,1'-BI-2-NAPHTHOL;(+/-)-6,6'-DIBROMO-2,2'-DIHYDROXY-1,1'-BINAPHTHYL;(+/-)-6,6'-DIBROMO-1,1'-BI-2-NAPHTHOL;6,6'-DIBROMO-1,1'-BI-2-NAPHTHOL;AURORA KA-7214;(R)-(-)-6,6'-DIBROMO-2,2'-DIHYDROXY-1,1'-BINAPHTHYL;(R)-(-)-6,6'-DIBROMO-1,1'-BI-NAPHTHOL;(R)-(-)-6,6'-DIBROMO 1,1'-BL-2-NAPHTHOL
CAS:	80655-81-8
MF:	C20H12Br2O2
MW:	444.12
EINECS:	632-860-3
Product Categories:	BINOL Series;Chiral Oxygen;blocks;chiral;Asymmetric Synthesis;Synthetic Organic Chemistry;Bromides;Privileged Ligands and Complexes;BINOLs;Chiral Catalysts, Ligands, and Reagents
Mol File:	80655-81-8.mol

(S)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol Chemical Properties

Melting point	195-199 °C(lit.)
Boiling point	546.2±45.0 °C(Predicted)
density	1.5428 (rough estimate)
refractive index	1.4947 (estimate)
storage temp.	Inert atmosphere,Room Temperature
solubility	slightly sol. in Tetrahydrofuran
pka	7.78±0.50(Predicted)
form	powder to crystal
color	White to Light yellow to Light orange
optical activity	[α]20/D +49°, c = 1.8 in THF
CAS DataBase Reference	80655-81-8(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi,Xn
Risk Statements	36/37/38-22
Safety Statements	26-36-37/39
WGK Germany	3
HS Code	29081990

MSDS Information

Provider	Language
ACROS	English
SigmaAldrich	English

(S)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol Usage And Synthesis

Reactions	Ligand used to prepare a chiral zirconium catalyst useful in asymmetric Strecker reactions. Ligand used in the zinc-catalyzed enantioselective Hetero Diels-Alder reaction. Ligand used in asymmetric Friedel-Crafts reactions of pyrroles with glyoxylates.
Chemical Properties	white to light yellow crystal powde
Uses	(S)-(+)-6,6′-Dibromo-1,1′-bi-2-naphthol may be used in the synthesis of (2R,3S)-3-phenylisoserine hydrochloride. It may also be used in the synthesis of BINOL-derived chiral ligands with aryl substituents in the 6,6-positions. [BINOL=1,1′-bi-2-naphthol]
General Description	(S)-(+)-6,6′-Dibromo-1,1′-bi-2-naphthol is an aromatic chiral Bronsted acid.

(S)-(-)-6,6'-Dibromo-1,1'-bi-2-naphthol Preparation Products And Raw materials

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