CAPS

• Catalog No.: C6070
• CAS Number: 1135-40-6
• M. F.: C9H19NO3S
• M. W.: 221.31706
• Purity: ≥98.0% NaOH basis (titration)

SYNONYMS

• IUPAC name: 3-(cyclohexylamino)propane-1-sulfonic acid
• IUPAC Traditional name: CAPS
• Synonyms: 3-(环己胺)-1-丙磺酸

DATABASE IDS

• MDL Number: MFCD00003837
• EC Number: 214-492-1
• CAS Number: 1135-40-6
• Beilstein Number: 2835588
• PubChem SID: 24892833

PROPERTIES

• Antion Traces: chloride (Cl-): ≤0.05%
• Antion Traces: sulfate (SO42-): ≤0.05%
• Cation Traces: Al: ≤0.0005%
• Cation Traces: Ca: ≤0.0005%
• Cation Traces: Cu: ≤0.0005%
• Cation Traces: Fe: ≤0.0005%
• Cation Traces: K: ≤0.005%
• Cation Traces: Mg: ≤0.0005%
• Cation Traces: NH4+: ≤0.05%
• Cation Traces: Na: ≤0.005%
• Cation Traces: Pb: ≤0.001%
• Cation Traces: Zn: ≤0.0005%
• Ignition Residue: ≤0.1%
• Impurities: ≤0.005% Phosphorus (P)
• Impurities: ≤0.1% Insoluble matter
• pH Range: 9.7 - 11.1
• Purity: ≥98.0% NaOH basis (titration)
• Absorption Wavelength: A0.5M/260, H2O ≤0.2
• Absorption Wavelength: A0.5M/280, H2O ≤0.2
• pKa: 10.4
• Melting Point: >300 °C(lit.)
• pH: 3.0-7.0 (20 °C, 0.5 M in H2O)
• Solubility: H2O: soluble0.5 M at 20 °C, clear, colorless
• GHS Signal Word: Warning
• GHS Hazard statements: H302
• Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: TZ6395000
• German water hazard class: 3