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748420

Sigma-Aldrich

2-(Diphenylphosphino)benzenesulfonic acid

97%

Synonym(s):

2-diphenylphosphanylbenzenesulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C18H15O3PS
CAS Number:
111864-25-6
Molecular Weight:
342.35
MDL number:
MFCD20921518
UNSPSC Code:
12352300
PubChem Substance ID:
329765900
NACRES:
NA.22

Assay

97%

form

solid

mp

255-260 °C

SMILES string

OS(=O)(=O)c1ccccc1P(c2ccccc2)c3ccccc3

InChI

1S/C18H15O3PS/c19-23(20,21)18-14-8-7-13-17(18)22(15-9-3-1-4-10-15)16-11-5-2-6-12-16/h1-14H,(H,19,20,21)

InChI key

HXVJDHROZFWXHT-UHFFFAOYSA-N

Application

2-(Diphenylphosphino)benzenesulfonic acid can be used as a ligand precursor for the preparation of various transition metal complexes, which are employed as catalysts in the different organic transformations such as Heck reaction, regioselective allylation, hydrogenation of ketones, N-alkylation of amines, and olefin oligomerization and polymerization reactions.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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2-(Diphenylphosphino) benzenesulfonic Acid
Achard, Mathieu and Bruneau, Christian
eEROS (Encyclopedia of Reagents for Organic Synthesis), 1-5 (2001)

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