(R)-3 3-DIBROMO-2 2-DIMETHOXY-1 1-BI - Names and Identifiers
Name | (R)-3,3-DIBROMO-2,2-DIMETHOXY-1,1-BINAPHTHYL
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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
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CAS | 75714-59-9
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(R)-3 3-DIBROMO-2 2-DIMETHOXY-1 1-BI - Physico-chemical Properties
Molecular Formula | C22H16Br2O2
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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) |
(R)-3 3-DIBROMO-2 2-DIMETHOXY-1 1-BI - Risk and Safety
Hazard Symbols | Xi - Irritant
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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
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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.
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HS Code | 29093090 |
(R)-3 3-DIBROMO-2 2-DIMETHOXY-1 1-BI - Upstream Downstream Industry
(R)-3 3-DIBROMO-2 2-DIMETHOXY-1 1-BI - 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