2-(Diphenylphosphino)benzenesulfonic acid

Product Name: 2-(Diphenylphosphino)benzenesulfonic acid
CAS No.: 111864-25-6
Chemical Name: 2-(Diphenylphosphino)benzenesulfonic acid
Synonyms: 2-Fluoro-10-methylbenzoicacid;2-(Diphenylphosphino)benzenesulfonic acid;2-(Diphenylphosphanyl)benzenesulfonic acid;Benzenesulfonic acid, 2-(diphenylphosphino)-;2-(Diphenylphosphino)benzenesulfonic acid 97%;ortho-(diphenyl-phosphino)-benzene sulphonic acid
CBNumber: CB82755933
Molecular Formula: C18H15O3PS
Formula Weight: 342.35
MOL File: 111864-25-6.mol

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2-(Diphenylphosphino)benzenesulfonic acid Property

Melting point:: 255-260°C
storage temp.: 2-8°C, stored under nitrogen
pka: -0.93±0.18(Predicted)
form: solid
Appearance: White to off-white Solid
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)
InChIKey: HXVJDHROZFWXHT-UHFFFAOYSA-N
SMILES: OS(=O)(=O)c1ccccc1P(c2ccccc2)c3ccccc3

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26
WGK Germany: 3
Storage Class: 11 - Combustible Solids
Hazard Classifications: Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 748420
Product name: 2-(Diphenylphosphino)benzenesulfonic acid
Purity: 97%
Packaging: 1g
Price: $88.4
Updated: 2026/03/19

Sigma-Aldrich

Product number: 748420
Product name: 2-(Diphenylphosphino)benzenesulfonic acid
Purity: 97%
Packaging: 5g
Price: $421
Updated: 2026/03/19

AK Scientific

Product number: 1041AQ
Product name: 2-(Diphenylphosphino)benzenesulfonic acid
Packaging: 1g
Price: $161
Updated: 2021/12/16

AK Scientific

Product number: 1041AQ
Product name: 2-(Diphenylphosphino)benzenesulfonic acid
Packaging: 5g
Price: $641
Updated: 2021/12/16

Ambeed

Product number: A641184
Product name: 2-(Diphenylphosphino)benzenesulfonic acid
Purity: 98%
Packaging: 100mg
Price: $21
Updated: 2021/12/16

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2-(Diphenylphosphino)benzenesulfonic acid Chemical Properties,Usage,Production

Uses

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.

2-(Diphenylphosphino)benzenesulfonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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2-(Diphenylphosphino)benzenesulfonic acid Suppliers

China 29 United States 2 Global 31

Sigma-Aldrich

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111864-25-6, 2-(Diphenylphosphino)benzenesulfonic acidRelated Search:

2-(Diphenylphosphino)benzenesulfonic acid

2-(Diphenylphosphino)benzenesulfonic acid 97%

ortho-(diphenyl-phosphino)-benzene sulphonic acid

2-(Diphenylphosphanyl)benzenesulfonic acid

2-Fluoro-10-methylbenzoicacid

Benzenesulfonic acid, 2-(diphenylphosphino)-

111864-25-6