PIPES

• Catalog No.: 80636
• CAS Number: 5625-37-6
• M. F.: C8H18N2O6S2
• M. W.: 302.36832
• Purity: ≥99.5% (T)

SYNONYMS

• IUPAC name: 2-[4-(2-sulfoethyl)piperazin-1-yl]ethane-1-sulfonic acid
• IUPAC Traditional name: pipes
• Synonyms: Piperazine-1,4-bis(2-ethanesulfonic acid); 哌嗪-1,4-双(2-乙磺酸); 1,4-Piperazinediethanesulfonic acid; Piperazine-N,N′-bis(2-ethanesulfonic acid); 1,4-哌嗪二乙磺酸; 哌嗪-N,N′-双(2-乙磺酸)

DATABASE IDS

• CAS Number: 5625-37-6
• MDL Number: MFCD00006159
• EC Number: 227-057-6
• Beilstein Number: 817713

PROPERTIES

• Antion Traces: chloride (Cl-): ≤200 mg/kg
• Antion Traces: sulfate (SO42-): ≤50 mg/kg
• Cation Traces: Al: ≤5 mg/kg
• Cation Traces: As: ≤0.1 mg/kg
• Cation Traces: Ba: ≤5 mg/kg
• Cation Traces: Bi: ≤5 mg/kg
• Cation Traces: Ca: ≤10 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Li: ≤5 mg/kg
• Cation Traces: Mg: ≤5 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Mo: ≤5 mg/kg
• Cation Traces: Na: ≤100 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤5 mg/kg
• Cation Traces: Sr: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): C8H18N2O6S2
• Ignition Residue: ≤0.2% (as SO4)
• Impurities: insoluble matter, passes filter test
• λ: 0.1 M in 1 M NaOH
• Loss on Drying: ≤0.2% loss on drying, 110 °C
• Product Line: BioUltra
• Purity: ≥99.5% (T)
• Useful pH Range: 6.1 - 7.5
• Absorption Wavelength: λ: 260 nm Amax: 0.055
• Absorption Wavelength: λ: 280 nm Amax: 0.040
• pKa: 6.8 (25°C)
• Melting Point: >300 °C(lit.)
• Solubility: 0.1 M NaOH: soluble0.1 M at 20 °C, clear, colorless
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

Other Notes
Biological buffer1; Useful where minimal complexing with divalent cations is required, ADP binding to relaxed scallop myofibrils2; Buffer of choice for the ultrastructural localization of uricase in peroxisomes of rat liver3; Induces the polymerization of purified tubulin4

Description (简体中文)

Other Notes
Biological buffer1; Useful where minimal complexing with divalent cations is required, ADP binding to relaxed scallop myofibrils2; Buffer of choice for the ultrastructural localization of uricase in peroxisomes of rat liver3; Induces the polymerization of purified tubulin4