528315-M

PIPPS

A non-metal complexing, zwitterionic buffer with mixed-mode dissociation constants of pKa1 = 3.73 and pKa2 = 7.96 (100 mM, 25°C) PIPPS has no interference at wavelengths longer than 240 nm.

• Synonym(s): PIPPS, Piperazine-N,Nʹ- bis(3-propanesulfonic Acid), Piperazine-N,Nʹ-bis(3-propanesulfonic Acid)
• Empirical Formula (Hill Notation): C₁₀H₂₂N₂O₆S₂
• CAS Number: 5625-56-9
• Molecular Weight: 330.42
• UNSPSC Code: 12161703
• NACRES: NA.28

Properties

• Quality Level: 100
• assay: ≥97% dry basis (titration)
• form: solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: white
• pKa (20 °C): 7.96
• solubility: water: 1%; 0.25 M NaOH: 5%
• storage temp.: 2-8°C
• InChI: 1S/C10H22N2O6S2/c13-19(14,15)9-1-3-11-5-7-12(8-6-11)4-2-10-20(16,17)18/h1-10H2,(H,13,14,15)(H,16,17,18)
• InChI key: PDLPTSJWDUCMKS-UHFFFAOYSA-N

Description

General description

A non-metal complexing, zwitterionic buffer with mixed-mode dissociation constants of pK_a1 = 3.73 and pK_a2 = 7.96 (100 mM, 25°C) PIPPS has no interference at wavelengths longer than 240 nm.

A non-metal complexing, zwitterionic buffer with mixed-mode dissociation constants of pK_a1 = 3.73 and pK_a2 = 7.96 (aqueous solution, 25°C, ionic strength = 100 mM). PIPPS has no interference at wavelengths longer than 240 nm.

Warning

Toxicity: Standard Handling (A)

Reconstitution

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.

Other Notes

Yu, Q., et al. 1997. Anal. Biochem. 253, 50.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable