TPPTS

TPPTS
Names
	Preferred IUPAC name Trisodium 3,3′,3′′-phosphanetriyltri(benzene-1-sulfonate)
	Other names Trisodium 3-bis(3-sulfonatophenyl)phosphanylbenzenesulfonate; 3,3′,3′′-Phosphanetriyltris(benzenesulfonic acid) trisodium salt; Tris(3-sulfophenyl)phosphine trisodium salt;
Identifiers
CAS Number	63995-70-0 ;
3D model (JSmol)	Interactive image;
ChemSpider	3552062 ;
ECHA InfoCard	100.058.706
EC Number	264-596-6;
PubChem CID	4348292;
CompTox Dashboard (EPA)	DTXSID60213972 ;
	InChI InChI=1S/C18H15O9PS3.3Na/c19-29(20,21)16-7-1-4-13(10-16)28(14-5-2-8-17(11-14)30(22,23)24)15-6-3-9-18(12-15)31(25,26)27;;;/h1-12H,(H,19,20,21)(H,22,23,24)(H,25,26,27);;;/q;3*+1/p-3 Key: MYAJTCUQMQREFZ-UHFFFAOYSA-K ;
	SMILES c1cc(cc(c1)S(=O)(=O)[O-])P(c2cccc(c2)S(=O)(=O)[O-])c3cccc(c3)S(=O)(=O)[O-].[Na+].[Na+].[Na+];
Properties
Chemical formula	C18H12Na3O9PS3
Molar mass	568.41 g·mol−1
Appearance	White microcrystalline solid
Solubility in water	Soluble
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	P280, P302+P352, P304+P340, P305+P351+P338, P312, P332+P313, P337+P313
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

3,3′,3′′-Phosphanetriyltris(benzenesulfonic acid) trisodium salt (abbreviated TPPTS), is an organic compound that is also known as sodium triphenylphosphine trisulfonate. The compound has the formula P(C₆H₄SO₃Na)₃. This white solid is an unusual example of a water-soluble phosphine. Its complexes are also water-soluble. Its complex with rhodium is used in the industrial production of butyraldehyde.

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