134484-36-9 - Names and Identifiers
Name | (S)-(-)-(Diphenylphosphino)-2'-methoxy-1,1'-binaphthyl
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Synonyms | (S)-MOP (S)-(-)-MOP (S)-2-Diphenyphosphino-2'-methoxyl-1,1'-binaphthyl (S)-2-(DIPHENYLPHOSPHINO)-2'-METHOXY-1,1'-BINAPHTHYL (S)-(-)-(DIPHENYLPHOSPHINO)-2'-METHOXY-1,1'-BINAPHTHYL (S)-(-)-(Diphenylphosphino)-2'-methoxy-1,1'-binaphthyl (S)-(-)-2-(Diphenylphosphino)-2'-methoxy-1,1'-binaphthyl (S)-(-)-2-(DIPHENYLPHOSPHINO)-2'-METHOXY-1,1'-BINAPHTHYL (S)-(2'-Methoxy[1,1'-binaphthalen]-2-yl)diphenyl-phosphine (S)-(-)-(DIPHENYLPHOSPHINO)-2''-METHOXY-1,1''-BINAPHTHYL (S)-MOP
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CAS | 134484-36-9
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134484-36-9 - Physico-chemical Properties
Molecular Formula | C33H25OP
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Molar Mass | 468.52 |
Melting Point | 175-179°C |
Boling Point | 584.1±38.0 °C(Predicted) |
Specific Rotation(α) | -67° ±2° (c 1, toluene) |
Appearance | Powder |
Color | white |
Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
Sensitive | air sensitive |
MDL | MFCD00269686 |
134484-36-9 - Introduction
(S)-( )-1,1 '-binaphthyl-2'-methoxy-2-diphenylphosphine is an organic compound whose chemical formula is C30H25O2P. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: White or almost white crystal
-Melting point: about 110-112°C
-Solubility: Soluble in organic solvents (such as ether, dichloromethane, benzene), insoluble in water
-Optical rotation: has a single (S)-optical activity, the specific optical rotation depends on the concentration of the compound and the observation wavelength
Use:
-Optically active compounds that can be used as precursors for chiral catalysts
-Used in organic synthesis reactions, such as chiral transition metal ligands, reducing agents and catalysts
Preparation Method:
The preparation method of (S)-( )-1,1 '-binaphthyl-2'-methoxy-2-diphenylphosphine is more complicated, and one of the common methods includes the following steps:
1. The binaphthyl is reacted with methyl trifluoroborate to generate 1,1 '-binaphthyl -2'-methyl compound.
2. The above intermediate is reacted with diphenyl phosphite to obtain the final product (S)-( )-1,1 '-binaphthyl-2'-methoxy-2-diphenylphosphine.
Safety Information:
-The compound is stable at room temperature and relatively stable to air and light.
-When handling, you need to pay attention to avoid contact with skin and eyes, and prevent inhalation of gas or swallowing.
-It is recommended to store and use in a dark, dry and well-ventilated environment.
-In the use of the process should follow the safety procedures, and equipped with appropriate protective measures, such as wearing protective glasses and gloves.
-Need to pay attention when burning the compound, it is best to carry out special waste treatment procedures
Please note that the above information is for reference only. The specific preparation method and safe operation should be carried out according to the actual situation and laboratory operation guidelines.
Last Update:2024-04-10 22:29:15