methylidynetris(diphenylphosphine)
1,1,1-Tris(diphenylphosphino)methane
CAS: 28926-65-0
Molecular Formula: C37H31P3
methylidynetris(diphenylphosphine) - Names and Identifiers
| Name | 1,1,1-Tris(diphenylphosphino)methane |
| Synonyms | Tris(diphenylphosphino)methane methylidynetris(diphenylphosphine) 1,1,1-Tris(diphenylphosphino)methane 1,1,1-TRIS(DIPHENYLPHOSPHINO)METHANE Phosphine, P,P',P''-methylidynetris[diphenyl- bis(diphenylphosphanyl)methyl-diphenylphosphane |
| CAS | 28926-65-0 |
methylidynetris(diphenylphosphine) - Physico-chemical Properties
| Molecular Formula | C37H31P3 |
| Molar Mass | 568.56 |
| Melting Point | 168-172°C |
| Appearance | crystal |
| Color | white |
| Storage Condition | 2-8°C |
methylidynetris(diphenylphosphine) - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
methylidynetris(diphenylphosphine) - Introduction
1,1,1-Tris(diphenylphosphino)methane is an organic compound with the formula (C6H5)2P(CH2)3P(C6H5)2. It has the following properties:
1. Appearance: Colorless to light yellow crystalline solid.
2. melting point: about 127-130 degrees Celsius.
3. thermal stability: relatively stable, long-term storage at temperatures below its melting point.
1,1,1-Tris(diphenylphosphino)methane are often used as transition metal ligands or catalyst ligands in organic synthesis reactions. It has good ligand ability and can form stable complexes with transition metals. It is widely used in catalytic hydrogenation, carbonylation, reduction, coupling and other reactions. In addition, it can also be used as a reference ligand for topology studies.
The common method for preparing 1,1,1-Tris(diphenylphosphino)methane is:
2,2 '-Cyanodiphenylphosphine (CH3CC(CN)P(C6H5)2) is reacted with diethyltin in a hydrogen atmosphere and subsequently converted to 1,1,1-Tris(diphenylphosphino)methane by treatment with hydrochloric acid.
Regarding safety information, methane 1,1,1-Tris(diphenylphosphino) is not included in any internationally recognized list of hazardous substances, it is still a chemical and the following matters need to be noted:
1. Avoid contact with skin and eyes. In case of contact, rinse immediately with plenty of water and seek medical help.
2. Avoid inhaling the vapor of its powder or solution. Use proper ventilation and wear protective gloves and goggles.
3. storage should be stored in a dry, dark place, away from fire and oxidant.
4. Please read the relevant safety data sheet carefully when using. If necessary, please consult the supplier.
1. Appearance: Colorless to light yellow crystalline solid.
2. melting point: about 127-130 degrees Celsius.
3. thermal stability: relatively stable, long-term storage at temperatures below its melting point.
1,1,1-Tris(diphenylphosphino)methane are often used as transition metal ligands or catalyst ligands in organic synthesis reactions. It has good ligand ability and can form stable complexes with transition metals. It is widely used in catalytic hydrogenation, carbonylation, reduction, coupling and other reactions. In addition, it can also be used as a reference ligand for topology studies.
The common method for preparing 1,1,1-Tris(diphenylphosphino)methane is:
2,2 '-Cyanodiphenylphosphine (CH3CC(CN)P(C6H5)2) is reacted with diethyltin in a hydrogen atmosphere and subsequently converted to 1,1,1-Tris(diphenylphosphino)methane by treatment with hydrochloric acid.
Regarding safety information, methane 1,1,1-Tris(diphenylphosphino) is not included in any internationally recognized list of hazardous substances, it is still a chemical and the following matters need to be noted:
1. Avoid contact with skin and eyes. In case of contact, rinse immediately with plenty of water and seek medical help.
2. Avoid inhaling the vapor of its powder or solution. Use proper ventilation and wear protective gloves and goggles.
3. storage should be stored in a dry, dark place, away from fire and oxidant.
4. Please read the relevant safety data sheet carefully when using. If necessary, please consult the supplier.
Last Update：2024-04-10 22:29:15
