Dimethylbisdiphenylphosphinoxanthene cas no:161265-03-8
Synonyms: 9,9-dimethyl-4,5-bis(diphenylphosphino)-9H-xanthene;9,10a-dihydro-9,9-dimethyl-4,5-bis(diphenylphosphino)-8aH-xanthene;Phosphine,(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[diphenyl- (9CI);(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis[diphenylphosphine];4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene;9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene;Xantphos;
NameDimethylbisdiphenylphosphinoxanthene
CAS161265-03-8
Synonyms9,9-dimethyl-4,5-bis(diphenylphosphino)-9H-xanthene;9,10a-dihydro-9,9-dimethyl-4,5-bis(diphenylphosphino)-8aH-xanthene;Phosphine,(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[diphenyl- (9CI);(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis[diphenylphosphine];4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene;9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene;Xantphos;
Molecular FormulaC39H32OP2
Molecular Weight578.63
Appearancewhite to light yellow crystals
Hazard Xn: Harmful;
Risk R37
Safety
Hazard Codes: 
Xn
Risk Statements: 37-20/22
R37:Irritating to respiratory system
R20/22:Harmful by inhalation and if swallowed.
Safety Statements: 37/39-26
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: 3
