792527
Imidazole
anhydrous grade, ACS reagent grade, ≥99%, Redi-Dri™, free-flowing, solid
Synonym(s):
1,3-Diaza-2,4-cyclopentadiene, Glyoxaline
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| Size/SKU | Availability | Price |
|---|---|---|
100 g | Available to ship TODAY | $324.00 |
500 g | Available to ship TODAY | $172.00 |
1 kg | Available to ship TODAY | $324.00 |
About This Item
$324.00
Available to ship TODAYDetails
Product Name
Imidazole, anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99%
Quality Segment
grade
ACS reagent, anhydrous
vapor pressure
<1 mmHg ( 20 °C)
product line
Redi-Dri™
assay
≥99%
form
solid
quality
free-flowing
impurities
≤0.2% water
ign. residue
≤0.1%
pH
9.5-11.0 (25 °C, 5% in H2O)
pKa (25 °C)
6.95
bp
256 °C (lit.)
mp
88-91 °C (lit.)
cation traces
Fe: ≤0.001%
SMILES string
c1c[nH]cn1
InChI
1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)
InChI key
RAXXELZNTBOGNW-UHFFFAOYSA-N
Application
Imidazole can be used as a catalyst in the following
- Silylation of alcohols, carboxylic acids, and amines in the presence of silyl chloride in DMF.
- To prepare acid chlorides from the corresponding carboxylic acids and phosgene.
- Imidazole-PPh3/I2 catalytic system used in the conversion of alcohols into iodides.
- Imidazole-PPh3/I2 is used in the diol deoxygenation reaction.
Legal Information
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This Item | |||
|---|---|---|---|
| description anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99% | description BioUltra, Molecular Biology, ≥99.5% (GC) | description ReagentPlus®, 99% | description United States Pharmacopeia (USP) Reference Standard |
| assay ≥99% | assay ≥99.5% (GC) | assay 99% | assay - |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level - |
| mp 88-91 °C (lit.) | mp 88-91 °C (lit.) | mp 88-91 °C (lit.) | mp 88-91 °C (lit.) |
| form solid | form powder or crystals, flakes | form crystalline | form - |
| bp 256 °C (lit.) | bp 256 °C (lit.) | bp 256 °C (lit.) | bp 256 °C (lit.) |
| cation traces Fe: ≤0.001% | cation traces Cr: ≤5 mg/kg, Al: ≤5 mg/kg, Li: ≤5 mg/kg, Bi: ≤5 mg/kg, Co: ≤5 mg/kg, Sr: ≤5 mg/kg, Mn: ≤5 mg/kg, As: ≤0.1 mg/kg, Na: ≤50 mg/kg, Mg: ≤5 mg/kg, Ni: ≤5 mg/kg, K: ≤50 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Pb: ≤5 mg/kg, Cd: ≤5 mg/kg, Mo: ≤5 mg/kg, Ba: ≤5 mg/kg, Zn: ≤5 mg/kg, Ca: ≤10 mg/kg | cation traces - | cation traces - |
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Signal Word
Danger
Hazard Codes
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1C
Storage Class
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
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