I0250

Imidazole

≥99% (titration), crystalline

• Synonim(y): 1,3-Diaza-2,4-cyclopentadiene, Glyoxaline
• Wzór empiryczny (zapis Hilla): C₃H₄N₂
• Numer CAS: 288-32-4
• Masa cząsteczkowa: 68.08
• NACRES: NA.25
• PubChem Substance ID: 24895898
• eCl@ss: 39161001
• UNSPSC Code: 12352005
• EC Number: 206-019-2
• MDL number: MFCD00005183
• Beilstein/REAXYS Number: 103853

Właściwości

• vapor pressure: <1 mmHg ( 20 °C)
• Quality Segment: 300
• assay: ≥99% (titration)
• form: crystalline
• impurities: ≤0.005% Fluorescence blank (β-NADH equivalence.)
• color: white
• pH: 6.2-7.8 (25 °C)
• pKa (25 °C): 6.95
• bp: 256 °C (lit.)
• mp: 88-91 °C (lit.)
• solubility: water: 500 mg/mL, clear, colorless to very faintly yellow
• storage temp.: room temp
• SMILES string: c1c[nH]cn1
• InChI: 1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)
• InChI key: RAXXELZNTBOGNW-UHFFFAOYSA-N

Opis

Application

Excellent for buffers in the range of pH 6.2-7.8

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Informacja o środkach bezpieczeństwa

• pictograms: GHS08,GHS05,GHS07
• signalword: Danger
• hcodes: H302,H314,H360D
• pcodes: P260 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1C
• Klasa składowania: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk: WGK 2
• flash_point_f: 293.0 °F - closed cup
• flash_point_c: 145 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges