(S)-(-)-1,1-Bi-2-naphthol dimethyl ether

(S)-(-)-1,1-Bi-2-naphthol dimethyl ether - Names and Identifiers

Name	(S)-2,2'-Dimethoxy-1,1'-binaphthyl
Synonyms	(S)-2,2'-Dimethoxy-1,1'-binaphthyl (S)-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (R)-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (S)-(-)-2,2-Dimethoxy-1,1-binaphthyl (S)-1,1'-BI-2-NAPHTHOL DIMETHYL ETHER (S)-(+)-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (R)-(+)-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (S)-(-)-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (R)-(+)-2,2'-DIMETHOXY-1,1'-BI-NAPHTHOL (S)-(-)-1,1-Bi-2-naphthol dimethyl ether (S)-(-)-1,1'-BI-2-NAPHTHOL DIMETHYL ETHER (S)-(-)-2,2'-Dimethoxy-1,1'-binaphthalene
CAS	75640-87-8

(S)-(-)-1,1-Bi-2-naphthol dimethyl ether - Physico-chemical Properties

Molecular Formula	C22H18O2
Molar Mass	314.38
Melting Point	227-231°C(lit.)
Specific Rotation(α)	-79 º (c=1,THF)
Water Solubility	Insoluble
BRN	4704232
Storage Condition	Inert atmosphere,Room Temperature
MDL	MFCD00091146

(S)-(-)-1,1-Bi-2-naphthol dimethyl ether - Risk and Safety

Risk Codes	R41 - Risk of serious damage to eyes R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R37/38 - Irritating to respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/39 - S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S36 - Wear suitable protective clothing.
UN IDs	UN 3077 9/PG 3
WGK Germany	3

(S)-(-)-1,1-Bi-2-naphthol dimethyl ether - Introduction

(S)-2,2 '-Dimethoxy-1,1'-binaphthyl is a chiral organic compound with the chemical formula C24H20O2. It is a solid with a blue crystalline appearance.

Properties: The compound is nonvolatile, soluble in organic solvents such as chloroform, toluene and dichloromethane, and almost insoluble in water. It shows a strong absorption peak in the ultraviolet region, so it is often used as an optical material.

Purpose:(S)-2,2 '-Dimethoxy-1,1'-binaphthyl is an important chiral inducer. It is widely used in organic synthesis, especially in metal-catalyzed reactions and asymmetric catalytic reactions. In addition, it can also be used as a fluorescent probe, a catalyst for fluid chromatography, and a molecule to carry and transmit chiral information.

Preparation Method: The preparation of (S)-2,2 '-Dimethoxy-1,1'-binaphthyl can be achieved by various methods. One of the commonly used synthetic routes is the use of (±)-binaphthyl and 2,2 '-dimethoxybenzene in the transesterification reaction conditions to obtain the target product, and then chiral separation.

Safety information:(S)-2,2 '-Dimethoxy-1,1'-binaphthyl are highly safe and generally have no special toxicity or danger. However, any chemical substance should be handled and stored in accordance with safe operating procedures, and appropriate personal protective equipment should be worn when necessary.

Last Update：2024-04-10 22:29:15