Skip to Content
Merck
CN
All Photos(1)

Key Documents

Safety Information

667382

Sigma-Aldrich

Tris(2,4-dimethyl-5-sulfophenyl)phosphine trisodium salt

95%

Synonym(s):

TXPTS, Benzenesulfonic acid, 3′, 3′′, 3′′′-phosphinidynetris[4,6-dimethyl-trisodium salt], Tris(4,6-dimethyl-3-sulfanatophenyl)phosphine trisodium salt

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
((C6H2)(CH3)2(SO3Na))3P
CAS Number:
Molecular Weight:
652.58
MDL number:
UNSPSC Code:
12352002
PubChem Substance ID:

Assay

95%

reaction suitability

reagent type: catalyst
reaction type: Cross Couplings

reagent type: ligand

mp

>300 °C

functional group

phosphine

SMILES string

[Na+].[Na+].[Na+].Cc1cc(C)c(cc1P(c2cc(c(C)cc2C)S([O-])(=O)=O)c3cc(c(C)cc3C)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C24H27O9PS3.3Na/c1-13-7-16(4)22(35(25,26)27)10-19(13)34(20-11-23(36(28,29)30)17(5)8-14(20)2)21-12-24(37(31,32)33)18(6)9-15(21)3;;;/h7-12H,1-6H3,(H,25,26,27)(H,28,29,30)(H,31,32,33);;;/q;3*+1/p-3

InChI key

YVYHEZNITVEWDK-UHFFFAOYSA-K

Application

Used for Heck, Sonogashira and Suzuki coupling in water

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

新产品

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Cho, J. H.; Prickett, C. D. et al.
European Journal of Organic Chemistry, 19, 3678-3678 (2010)
Lucas R Moore et al.
Organic letters, 6(2), 225-228 (2004-01-16)
[reaction: see text] Sterically demanding, sulfonated arylphosphines TXPTS and TMAPTS have been applied to the aqueous-phase Heck and Suzuki coupling of aryl bromides. TXPTS provides good yields of Heck coupling products from aryl bromides at 80 degrees C, while both

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service