56749
Imidazole
BioUltra, ≥99.5% (GC)
Synonym(s):
1,3-Diaza-2,4-cyclopentadiene, Glyoxaline
About This Item
Recommended Products
vapor pressure
<1 mmHg ( 20 °C)
Quality Level
product line
BioUltra
Assay
≥99.5% (GC)
form
powder or crystals
impurities
insoluble matter, passes filter test
≤0.2% water
ign. residue (900 °C)
≤0.05%
pH
9.5-11.0 (25 °C, 0.1 M in H2O)
pKa (25 °C)
6.95
bp
256 °C (lit.)
mp
88-91 °C (lit.)
solubility
H2O: 0.1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg
λ
0.1 M in H2O
UV absorption
λ: 260 nm Amax: 0.10
λ: 280 nm Amax: 0.10
SMILES string
c1c[nH]cn1
InChI
1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)
InChI key
RAXXELZNTBOGNW-UHFFFAOYSA-N
Looking for similar products? Visit Product Comparison Guide
Related Categories
Application
Other Notes
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1C
WGK
WGK 2
Flash Point(F)
293.0 °F
Flash Point(C)
145 °C
Personal Protective Equipment
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Customers Also Viewed
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service