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9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8

9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8

9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8
9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8
Catalog No.:ALS10179

Aolisenchem provides chemical intermediates 9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8, which can be used as an organophosphorus compound derived from the heterocycle xanthene. It is used as a bidentate ligand and is noteworthy for having a particularly wide bite angle. Such ligands are useful in the hydroformylation of alkenes.




Specifications of 9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8

Appearance: white to light yellow solid

Purity: 98%

Boiling Point: 665.7ºC at 760 mmHg

Melting Point: 226-230ºC

Water: 0.5%


Properties Of 9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8

Other Names

Dimethylbisdiphenylphosphinoxanthene; 4,5-Bis(Diphenylphosphino)-9,9-dimethylxanthene; Xantphos 

CAS Number161265-03-8
Molecular FormulaC39H32OP2
Molecular Weight578.62
MDL NumberMFCD00233866


Safety Information Of 9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8

Signal word: Warning

Hazard statement(s):

H319 Causes serious eye irritation

H335 May cause respiratory irritation

General advice:

Consult a physician. Show this safety data sheet to the doctor in attendance.

If inhaled:

If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.

In case of skin contact:

Wash off with soap and plenty of water. Consult a physician.

In case of eye contact:

Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.

9,9-Dimethyl-4,5-bis(diphenylphosphino)xanthene CAS#161265-03-8

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