698539

Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt

97%

• Synonym(s): BSPP, 4,4′-(Phenylphosphinidene)bis-benzenesulfonic acid dipotassium salt
• Empirical Formula (Hill Notation): C₁₈H₁₃K₂O₆PS₂ · 2H₂O
• CAS Number: 308103-66-4
• Molecular Weight: 534.62
• MDL number: MFCD00269831
• UNSPSC Code: 12352002
• PubChem Substance ID: 329762008
• NACRES: NA.22

Properties

• Assay: 97%
• form: solid
• reaction suitability: reagent type: ligand; reaction type: Suzuki-Miyaura Coupling
• mp: 98-102 °C
• functional group: phosphine
• SMILES string: O.O.[K+].[K+].[O-]S(=O)(=O)c1ccc(cc1)P(c2ccccc2)c3ccc(cc3)S([O-])(=O)=O
• 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
• InChI key: CVKCKLNGVYHFAX-UHFFFAOYSA-L

Description

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).

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• 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
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves