Merck
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I202

Sigma-Aldrich

Imidazole

ReagentPlus®, 99%

Synonym(s):
1,3-Diaza-2,4-cyclopentadiene, Glyoxaline
Empirical Formula (Hill Notation):
C3H4N2
CAS Number:
Molecular Weight:
68.08
Beilstein:
103853
EC Number:
MDL number:
eCl@ss:
39161001
PubChem Substance ID:
NACRES:
NA.25

Quality Level

vapor pressure

<1 mmHg ( 20 °C)

product line

ReagentPlus®

assay

99%

form

crystalline

pH

9-11 at 100 g/L (23 °C)

pKa (25 °C)

6.95

bp

256 °C (lit.)

mp

88-91 °C (lit.)

SMILES string

c1c[nH]cn1

InChI

1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)

InChI key

RAXXELZNTBOGNW-UHFFFAOYSA-N

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Application

Imidazole is a biocompatible molecule that is used as a scaffold for biomimetic applications. It is used as a bioreagent with an ability to hydrogen bond with drugs and proteins. It can be also be used as an additive for the formation of an electrolyte for fuel cell applications.
Excellent for buffers in the range of pH 6.2-7.8

Packaging

5, 25 g in glass bottle
100, 500 g in poly bottle
2 kg in poly bottle
5 kg in poly drum

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1C

Storage Class Code

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Imidazole and 1-methyl imidazole in phosphoric acid doped polybenzimidazole, electrolyte for fuel cells
Schechter A and Savinell RF
Solid State Ionics, 147(1-2), 181-187 (2002)
Imidazole-and imidazolium-containing polymers for biology and material science applications
Anderson EB and Long TE
Polymer, 51(12), 2447-2454 (2010)
Three-Dimensional Covalent Co-Assembly between Inorganic Supertetrahedral Clusters and Imidazolates.
Wu T, et al.
Angewandte Chemie (International Edition in English), 50(11), 2536-2539 (2011)
Cobalt imidazolate framework as precursor for oxygen reduction reaction electrocatalysts.
Ma S, et al.
Chemistry?A European Journal , 17(7), 2063-2067 (2011)
Pam M Van Ry et al.
Molecular therapy : the journal of the American Society of Gene Therapy, 23(8), 1285-1297 (2015-06-09)
Duchenne muscular dystrophy (DMD) is a fatal neuromuscular disease caused by mutations in the dystrophin gene, leading to the loss of a critical component of the sarcolemmal dystrophin glycoprotein complex. Galectin-1 is a small 14 kDa protein normally found in skeletal

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