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2071-20-7 - Bis(diphenylphosphino)methane, 97% - Dppm - Methylenebis(diphenylphosphine) - B21112 - Alfa Aesar

B21112 Bis(diphenylphosphino)methane, 97%

CAS Number
2071-20-7
Synonyms
Dppm
Methylenebis(diphenylphosphine)

Size Price ($) Quantity Availability
2g 18.54
10g 68.22
50g 272.00
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Bis(diphenylphosphino)methane, 97%

MDL
MFCD00003537
EINECS
218-194-2

Chemical Properties

Formula
(C6H5)2PCH2P(C6H5)2
Formula Weight
384.40
Melting point
118-119°
Sensitivity
Air Sensitive
Solubility
Insoluble in water.

Applications

It is applied as an organic synthesis catalyst. It is also used as an intermediate in flavor and fragrances.

Notes

Air sensitive. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Literature References

R. J. Puddephatt. Chemistry of bis(diphenylphosphino)methane.Chem. Soc. Rev.,198312(2), 99-127.

Gus J. Palenik, et al. Steric vs. electronic effects in palladium-thiocyanate complexes. Crystal structures of dithiocyanato[bis(diphenylphosphino)methane](II), isothiocyanatothiocyanato[1,2-bis(diphenylphosphino)ethane]palladium(II), and diisothiocyanato[1,3-bis(diphenylphosphino)propane]palladium(II).J. Am. Chem. Soc.,197597(5), 1059-1066.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
758760
Harmonized Tariff Code
2931.90
TSCA
No

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