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Merck
CN

698539

Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt

97%, solid

Synonym(s):

BSPP, 4,4′-(Phenylphosphinidene)bis-benzenesulfonic acid dipotassium salt

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About This Item

Empirical Formula (Hill Notation):
C18H13K2O6PS2 · 2H2O
CAS Number:
308103-66-4
Molecular Weight:
534.62
UNSPSC Code:
12352002
PubChem Substance ID:
329762008
NACRES:
NA.22
MDL number:
MFCD00269831

Key Documents

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Product Name

Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt, 97%

SMILES string

O.O.[K+].[K+].[O-]S(=O)(=O)c1ccc(cc1)P(c2ccccc2)c3ccc(cc3)S([O-])(=O)=O

InChI key

CVKCKLNGVYHFAX-UHFFFAOYSA-L

InChI

1S/C18H15O6PS2.2K.2H2O/c19-26(20,21)17-10-6-15(7-11-17)25(14-4-2-1-3-5-14)16-8-12-18(13-9-16)27(22,23)24;;;;/h1-13H,(H,19,20,21)(H,22,23,24);;;2*1H2/q;2*+1;;/p-2

assay

97%

form

solid

reaction suitability

reagent type: ligand
reaction type: Suzuki-Miyaura Coupling

mp

98-102 °C

functional group

phosphine

Quality Level

100

Application

Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt (BSPP) is a water-soluble triarylphosphine salt that forms coordination complexes with silver ions, which is extensively used in the synthesis of silver nanoparticles (AgNPs).

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

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
BCCM4791
BCCL8034
BCCH3355
BCCH5031
BCCG0858

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Chirality of self-assembled metal-semiconductor nanostructures.
Sun, Maozhong et al.
Journal of Material Chemistry C, 2(15), 2702-2706 (2014)
Mechanistic study of photomediated triangular silver nanoprism growth.
Xue, Can et al.
Journal of the American Chemical Society, 130(26), 8337-8344 (2008)
Speciation analysis of silver sulfide nanoparticles in environmental waters by magnetic solid-phase extraction coupled with ICP-MS.
Zhou, Xiaoxia et al.
Journal of Analytical Atomic Spectrometry, 31(11), 2285-2292 (2016)
Julian A Lloyd et al.
ACS nano, 11(2), 1604-1612 (2017-02-07)
Asymmetric nanoparticle trimers composed of particles with increasing diameter act as "plasmonic lenses" and have been predicted to exhibit ultrahigh confinement of electromagnetic energy in the space between the two smallest particles. Here we present an electrostatic self-assembly approach for
Photomediated synthesis of silver triangular bipyramids and prisms: the effect of pH and BSPP.
Zhang, Jian et al.
Journal of the American Chemical Society, 132(35), 12502-12510 (2010)
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