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4-diphenylphosphanylbutyl(diphenyl)phosphane (Molecular Formula: C28H28P2)
Product Name: 4-diphenylphosphanylbutyl(diphenyl)phosphane
CAS Registry Number: 7688-25-7
EINECS: 231-698-7  
Synonyms: Bis(1,4-diphenylphosphino)butane; Tetramethylenebis(diphenylphosphine);7688-25-7; dppb; 1,4-Bis[diphenylphosphino]butane;4-diphenylphosphanylbutyl(diphenyl)phosphane;
Molecular Structure:
Molecular Formula: C28H28P2
Molecular Weight: 426.469444
Density:  g/cm3
Boiling Point:  542 °C at 760 mmHg
Melting Point:  130-137 ºC
Flash Point:  299.5 °C
Risk Codes:  S26;S37/39
Safety Statements:  R36/37/38
Hazard Symbols:  Xi: Irritant;
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