(S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER

(S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER - Names and Identifiers

Name	(R)-3,3-DIBROMO-2,2-DIMETHOXY-1,1-BINAPHTHYL
Synonyms	(R)-3,3 (R)-3 3-DIBROMO-2 2-DIMETHOXY-1 1-BI 3,3-DIBROMO-2,2-DIMETHOXY-1,1-BINAPHTHYL 3,3'-DIBROMO-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (S)-3,3-DIBROMO-2,2-DIMETHOXY-1,1-BINAPHTHYL (R)-3,3-DIBROMO-2,2-DIMETHOXY-1,1-BINAPHTHYL (R)-3,3-Dibromo-2,2-dimethoxy-1,1-binaphthyl 3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER 3,3'-DIBROMO-1,1'-BI-2-NAPHTHOL DIMETHYL ETHER (R)-3,3'-DIBROMO-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (S)-3,3'-DIBROMO-2,2'-DIMETHOXY-1,1'-BINAPHTHYL (R)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER (S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER (S)-3,3'-DIBROMO-1,1'-BI-2-NAPHTHOL DIMETHYL ETHER (R)-3,3'-DIBROMO-1,1'-BI-2-NAPHTHOL DIMETHYL ETHER (R)-3,3'-(R)-3,3'-Dibromo-2,2'-Dimethoxy-1-Binaphthyl
CAS	75714-59-9

(S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER - Physico-chemical Properties

Molecular Formula	C22H16Br2O2
Molar Mass	472.17
Density	1.556±0.06 g/cm3(Predicted)
Melting Point	185 °C
Boling Point	468.4±40.0 °C(Predicted)
Storage Condition	Inert atmosphere,Room Temperature
Refractive Index	12 ° (C=1, CHCl3)

(S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	R36/37/38 - Irritating to eyes, respiratory system and skin. R36/37 - Irritating to eyes and respiratory system. R36 - Irritating to the eyes
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
HS Code	29093090

(S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER - Upstream Downstream Industry

Raw Materials	(R)-(+)-2,2-Dimethoxy-1,1-binaphthalene
Downstream Products	R-3,3-Bis(phenyl)-1,1-bi-2-naphthol

(S)-3,3-DIBROMO-1,1-BI-2-NAPHTHOL DIMETHYL ETHER - Introduction

(R)-3,3-dibromo-2, 2-DIMETHOXY-1,1-BINAPHTHYL is an organic compound with the chemical formula C20H16Br2O2. The following is a description of its nature, use, formulation and safety information:

Nature:
-Appearance: White to yellowish crystalline solid.
-Melting point: 155-157 degrees Celsius.
-Solubility: Soluble in organic solvents.

Use:
(R)-3,3-dibromo-2, 2-DIMETHOXY-1,1-BINAPHTHYL is commonly used as one of the chiral chemical reaction catalysts for lithium-rich carbonate. It can be used in asymmetric catalytic reactions such as C- C bond formation and asymmetric hydrogenation reactions.

Method:
The preparation of (R)-3,3-dibromo-2, 2-DIMETHOXY-1,1-BINAPHTHYL can be carried out by the following steps:
1. The reaction of 2,2-dimethoxy -1,1-binaphthyl ketone and hydrobromic acid is carried out under appropriate conditions.
2. Obtain the target product from the reaction mixture by means of crystal chemistry or column chromatography.

Safety Information:
- (R)-3,3-dibromo-2, 2-DIMETHOXY-1,1-BINAPHTHYL is a potential organic halogen compound with certain risks.
-During the operation, necessary safety measures should be taken, such as wearing protective gloves, glasses and protective clothing.
-Avoid chewing, swallowing and touching skin.
-If accidental splashing or contact occurs, rinse with plenty of water immediately, and send the injured part to the infirmary.

Please note that according to the actual situation, it is also necessary to refer to relevant chemical literature and safety data sheets for more detailed and reliable information.

Last Update：2024-04-10 22:29:15