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Merck

127566

Bis(diphenylphosphino)methane

97%, solid

Synonym(s):

DPPM, Methanediylbis[diphenylphosphine, Tetraphenylmethylenediphosphine, DPM, Methylenebis(diphenylphosphine)

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About This Item

Linear Formula:
(C6H5)2PCH2P(C6H5)2
CAS Number:
2071-20-7
Molecular Weight:
384.39
NACRES:
NA.22
PubChem Substance ID:
24847785
UNSPSC Code:
12352002
EC Number:
218-194-2
MDL number:
MFCD00003537
Beilstein/REAXYS Number:
758760

Product Name

Bis(diphenylphosphino)methane, 97%

InChI key

XGCDBGRZEKYHNV-UHFFFAOYSA-N

InChI

1S/C25H22P2/c1-5-13-22(14-6-1)26(23-15-7-2-8-16-23)21-27(24-17-9-3-10-18-24)25-19-11-4-12-20-25/h1-20H,21H2

SMILES string

C(P(c1ccccc1)c2ccccc2)P(c3ccccc3)c4ccccc4

assay

97%

form

solid

reaction suitability

reagent type: ligand
reaction type: Heck Reaction
reagent type: ligand
reaction type: Suzuki-Miyaura Coupling

mp

118-119 °C (lit.)

functional group

phosphine

Quality Level

100

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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
MKCT9264
MKCR7848
MKCP3093
MKCM9060
MKCH4256

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Howard Z Ma et al.
Nanoscale, 11(47), 22880-22889 (2019-11-26)
The reactions between silver salts and borohydrides produce a rich set of products that range from discrete mononuclear compounds through to silver nanoparticles and colloids. Previous studies using electrospray ionization mass spectrometry (ESI-MS) to track the cationic products in solutions
Manuela Pardeo et al.
The Journal of rheumatology, 46(9), 1117-1126 (2019-03-03)
To determine whether neutropenia is associated with increased risk for infection in patients with systemic juvenile idiopathic arthritis (sJIA) and polyarticular-course juvenile idiopathic arthritis (pcJIA) treated with tocilizumab (TCZ). Data up to Week 104 from 2 phase III trials of
Jun-Ichi Wachino et al.
mBio, 11(2) (2020-03-19)
Production of metallo-β-lactamases (MBLs), which hydrolyze carbapenems, is a cause of carbapenem resistance in Enterobacteriaceae Development of effective inhibitors for MBLs is one approach to restore carbapenem efficacy in carbapenem-resistant Enterobacteriaceae (CRE). We report here that sulfamoyl heteroarylcarboxylic acids (SHCs)
Robert R A Freund et al.
Dalton transactions (Cambridge, England : 2003), 43(37), 13988-14000 (2014-08-15)
A series of allyl modified nickelalactone derivatives of the general formula [(L)nNi{CH2C(CH3)C(CH3)CH2COO}] was synthesized via ligand exchange reactions in order to investigate the influence of the neutral ligand L on the structure and stability of these complexes. While the square
Danyu Liu et al.
Nature communications, 12(1), 778-778 (2021-02-05)
Whole series of nanoparticles have now been reported, but probing the competing or coexisting effects in their synthesis and growth remains challenging. Here, we report a bi-nanocluster system comprising two ultra-small, atomically precise nanoclusters, AuAg24(SR)18- and Au2Ag41(SR)26(Dppm)2+ (SR = cyclohexyl mercaptan, Dppm
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