CAS:983-81-3 | (E)-1,2-Bis(diphenylphosphino)ethene

It is a phosphine ligand with a special structure, usually referred to as "DPEphos", which is widely used in organometallic chemistry and homogeneous catalysis. (E)-1,2-Bis(Diphenylphosphino)Ethene is a solid, usually in the form of blue crystals or powder.

Properties：

1. (E)-1,2-Bis(diphenylphosphino)ethene is insoluble in water at room temperature, but can be dissolved in organic solvents such as ethanol, dimethylformamide, etc.
2. It has good thermal stability and light stability.
3. The molecule contains two diphenylphosphine groups bridged by a vinyl group. The vinyl group makes the two phosphine groups in a trans configuration, so the compound exhibits unique coordination ability.

Uses：

1. As a diphosphine ligand, (E)-1,2-Bis(diphenylphosphino)ethene can form stable complexes with various transition metals.
2. These complexes show excellent performance in catalytic reactions, especially in cross-coupling reactions, where ligands usually give catalysts higher reaction selectivity and activity.
3. (E)-1,2-Bis(diphenylphosphino)ethene can adjust the electronic properties and spatial configuration of the metal center, thereby affecting the results of the catalytic reaction.
4. In addition, it can also be used as a precursor for fluorescent sensors, luminescent materials, and nonlinear optical materials.

1. (E)-1,2-Bis(diphenylphosphino)ethene has low toxicity, but if it comes into contact with eyes, skin or is inhaled, please rinse immediately or seek medical help.
2. When handling this compound, good laboratory operation practices should be followed and appropriate protective equipment such as gloves, glasses and lab coats should be worn.
3. Please store this compound in a dry, cool place and avoid contact with oxidants and strong acids.

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