Substance
ID:352024
Names and Identifiers
IUPAC name
1H-imidazole
IUPAC Traditional name
Him
Synonyms
1,3-Diaza-2,4-CyclopentadieneGlyoxaline咪唑Imidazole1,3-二氮杂-2,4-环戊二烯甘恶啉
Registration numbers
CAS Number
Beilstein Number
MDL Number
EC Number
PubChem SID
Properties
Product Information
Cation Traces
Ni: ≤5 mg/kg
Mo: ≤5 mg/kg
Sr: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Pb: ≤5 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Zn: ≤5 mg/kg
Mn: ≤5 mg/kg
Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Cu: ≤5 mg/kg
Na: ≤50 mg/kg
Cr: ≤5 mg/kg
Mg: ≤5 mg/kg
Antion Traces
sulfate (SO42-): ≤50 mg/kg
chloride (Cl-): ≤50 mg/kg
Empirical Formula (Hill Notation)
C3H4N2
λ
0.1 M in H2O
Product Line
BioUltra
Impurities
insoluble matter, passes filter test
≤0.2% water
Purity
≥99.5% (GC)
Physical Property
Absorption Wavelength
λ: 260 nm Amax: 0.10
λ: 280 nm Amax: 0.10
Flash Point
293 °F
145 °C
Melting Point
88-91 °C(lit.)
Solubility
H2O: soluble0.1 M at 20 °C, clear, colorless
Boiling Point
256 °C(lit.)
Vapor Pressure
<1 mmHg ( 20 °C)
p𝘒ₐ
6.95 (25°C)
pH
9.5-11.0 (25 °C, 0.1 M in H2O)
Safety Information
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
GHS Hazard statements
H302-H314-H360D
Packing Group
3
European Hazard Symbols
Toxic (T)RTECS
NI3325000
MSDS Link
UN Number
2923
Hazard Class
8
German water hazard class
1
Personal Protective Equipment
Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Risk Statements
61-22-34
Safety Statements
53-26-36/37/39-45
RID/ADR
UN 2923 8/PG 3
GHS Signal Word
Danger
GHS Precautionary statements
P201-P280-P305+P351+P338-P310
Molecule Details
Application
Excellent for buffers in the range of pH 6.2-7.8
Other Notes
Buffer for assay of horseradish peroxidase1
Excellent for buffers in the range of pH 6.2-7.8
Other Notes
Buffer for assay of horseradish peroxidase1
Molecular Spectra
No Data Available
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References
No Data Available
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