85-1346-63　Imidazole, 99+% 1Kg　CAS No:288-32-4　I7000

特徴

• Karl Fischer reagent. Imidazole can be used for the elution of histidine containing proteins from divalent cation resins. Imidazole can be used to prepare buffers in the pH range of 6.2-7.8 at 25°C. It is also a chelator for the binding of various divalent cations.
• Synonyms:1,3-Diazo-2,4-cyclopentadiene; 1H-Imidazole; 1,3-Diazacyclopenta-2,4-diene; 1,3-diazole
• Molecular Formula:C3H4N2
• Molecular Weight:68.08
• Divalent Cation Log Binding Constant:Ca2+0.1Mn2+1.6Fe2+3.3Co2+2.4Ni2+2.9Cu2+4.2Zn2+2.0
• Purity (GC):≥99%
• Appearance:White crystals
• Solubility (10%):Colorless, clear, completeImidazole is soluble in dH2O (~500mg/ml).
• pH:As Reported
• Melting Point:86.6-89.7°C (lit)
• Boiling Point:~256°C
• Water (Karl Fisher):≤0.3%
• Iron:≤0.0005%
• Residue of Ignition:≤0.1%
• Storage and Stability:Powder may be stored at RT. Stable for 12 months at RT after receipt.