Phosphine,1,1'-methylenebis[1,1-diphenyl- cas no:2071-20-7
Synonyms: Phosphine,methylenebis[diphenyl- (6CI,7CI,8CI,9CI);DPPM;DPPM (phosphine derivative);Methanediylbis[diphenylphosphine];Methylenebis[diphenylphosphine];NSC 147767;Tetraphenylmethylenediphosphine;
NamePhosphine,1,1'-methylenebis[1,1-diphenyl-
CAS2071-20-7
SynonymsPhosphine,methylenebis[diphenyl- (6CI,7CI,8CI,9CI);DPPM;DPPM (phosphine derivative);Methanediylbis[diphenylphosphine];Methylenebis[diphenylphosphine];NSC 147767;Tetraphenylmethylenediphosphine;
EINECS(EC#)218-194-2
Molecular FormulaC25H22P2
Molecular Weight384.389702
AppearanceWhite powder or crystalline powder
storage tempStore in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Sensitive Air Sensitive
Hazard Xi:Irritant;
Risk R36/37/38
Safety
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-37/39-26
S22:Do not breathe dust.
S24/25:Avoid contact with skin and eyes.
S37/39:Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany of Phosphine,1,1'-methylenebis[1,1-diphenyl- (CAS NO.2071-20-7): 3
HS Code 29310095
