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CAS 288-32-4

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Imidazole

Description:
Imidazole is a five-membered heterocyclic compound featuring two nitrogen atoms in the ring structure. It is classified as an aromatic compound due to its planar structure and delocalized π-electrons, which contribute to its stability. Imidazole is a colorless, crystalline solid that is soluble in water and polar organic solvents. It has a characteristic basicity, allowing it to act as a weak base, which is attributed to the presence of the nitrogen atoms that can donate a lone pair of electrons. This property makes imidazole an important building block in biochemistry, particularly as a component of amino acids like histidine and in various enzyme active sites. Additionally, imidazole is utilized in pharmaceuticals, agricultural chemicals, and as a ligand in coordination chemistry. Its derivatives exhibit a wide range of biological activities, including antifungal and antibacterial properties. Overall, imidazole's unique structure and reactivity make it a versatile compound in both synthetic and biological contexts.
Formula:C3H4N2
InChI:InChI=1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)
InChI key:InChIKey=RAXXELZNTBOGNW-UHFFFAOYSA-N
SMILES:C1=CN=CN1
Synonyms:
  • 1,3-Diaza-2,4-cyclopentadiene
  • 1,3-Diazole
  • 1H-Imadazole
  • 1H-Imidazol
  • 1H-imidazole
  • 3-Azapyrrole
  • Curezol SIZ
  • Glyoxalin
  • Glyoxaline
  • IMZ
  • See more synonyms
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Found 35 products.
  • Imidazole

    CAS:
    Formula:C3H4N2

    Ref: ST-EA-CP-GCS272

    20mg
    632.00€
  • Imidazole Zone Refined (number of passes:30)

    CAS:
    Formula:C3H4N2
    Purity:>99.8%(GC)
    Color and Shape:White or Colorless powder to lump
    Molecular weight:68.08

    Ref: 3B-I0014

    1sample
    158.00€
  • Imidazole

    CAS:
    Formula:C3H4N2
    Purity:>98.0%(T)
    Color and Shape:White to Almost white powder to lump
    Molecular weight:68.08

    Ref: 3B-I0001

    25g
    27.00€
    100g
    43.00€
    500g
    85.00€
  • Imidazole [for Buffer]

    CAS:
    Formula:C3H4N2
    Purity:>99.0%(GC)(T)
    Color and Shape:White powder to crystal
    Molecular weight:68.08

    Ref: 3B-I0288

    25g
    203.00€
    100g
    672.00€
    500g
    2,230.00€
  • Imidazole [for Fluorimetric Analysis]

    CAS:
    Formula:C3H4N2
    Purity:>99.0%(GC)(T)
    Color and Shape:White powder to crystal
    Molecular weight:68.08

    Ref: 3B-I0290

    25g
    143.00€
  • Imidazole, 99%

    CAS:
    <p>Imidazole is used as a buffer in the range of pH 6.2-7.8. It is also an histamine antagonist. It acts as a chelator and forms complexes with various divalent cations. It is used as a corrosion inhibitor on certain transition metals such as copper. Its derivatives, like polybenzimidazole (PBI), act a</p>
    Formula:C3H4N2
    Purity:99%
    Color and Shape:White to pale cream to pale yellow, Crystals or flakes or powder or crystalline flakes or crystalline powder
    Molecular weight:68.08

    Ref: 02-A10221

    100g
    35.00€
    500g
    101.00€
    2500g
    317.00€
  • Imidazole, &gt;98.5% (Dry Basis), Ultrapure

    CAS:
    <p>Thermo Scientific Imidazole Ultrapure</p>
    Formula:C3H4N2
    Purity:98.5%
    Color and Shape:White to cream crystalline flakes/powder
    Molecular weight:68.08

    Ref: 02-J17525

    1kg
    212.00€
    5kg
    To inquire
    100g
    78.00€
    500g
    132.00€
  • Imidazole, 0.5M buffer soln., pH 7.5

    CAS:
    <p>Imidazole is used as a chelator for the binding of various divalent cations, and is also used to elute tagged proteins bound to Ni ions attached to the surface of beads in the chromatography column. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfo</p>

    Ref: 02-J63496

    100ml
    82.00€
    250ml
    127.00€
  • ONDANSETRON IMPURITY E CRS

    CAS:
    <p>ONDANSETRON IMPURITY E CRS</p>

    Ref: 41-Y0001326

    15mg
    115.00€
  • IMIDAZOLE CRS

    CAS:
    <p>IMIDAZOLE CRS</p>
    Formula:C3H4N2
    Color and Shape:Crystalline Powder
    Molecular weight:68.0773

    Ref: 41-I0086000

    60mg
    115.00€
  • Imidazole (1H-Imidazole)

    CAS:
    <p>Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure nesoi</p>
    Formula:C3H4N2
    Color and Shape:White Light Yellow Crystalline Powder
    Molecular weight:68.03745
  • Imidazole

    CAS:
    <p>Imidazole</p>
    Formula:C3H4N2
    Purity:By gc: 99.8% by area (Typical Value in Batch COA)
    Color and Shape: white crystals
    Molecular weight:68.07726g/mol

    Ref: 54-BID0565

    1kg
    65.00€
    25kg
    852.00€
    500g
    41.00€
    2.5kg
    124.00€
  • Imidazole (Reag. USP, Ph. Eur.) for analysis

    CAS:
    <p>Imidazole (Reag. USP, Ph. Eur.) for analysis</p>
    Purity:ACS Grade
    Color and Shape:Solid
    Molecular weight:68.08g/mol

    Ref: 54-BIA132536

    25g
    To inquire
    100g
    To inquire
    500g
    To inquire
    2.5kg
    To inquire
  • Imidazole

    CAS:
    <p>Imidazole</p>
    Purity:≥95%
    Molecular weight:68.08g/mol

    Ref: 54-BUP18576

    25g
    64.00€
    50g
    91.00€
  • Ref: 4Z-E-0224

    5mg
    To inquire
    10mg
    444.00€
    25mg
    635.00€
    50mg
    825.00€
    100mg
    To inquire
  • Imidazole, 99.5%

    CAS:
    Formula:C3H4N2
    Purity:(GC) ≥ 99.5%
    Color and Shape:White to very pale yellow crystalline powder or crystals
    Molecular weight:68.08

    Ref: 7W-GB4854

    1kg
    89.00€
    5kg
    311.00€
    100g
    28.00€
    500g
    58.00€
  • Imidazole

    CAS:
    Formula:C3H4N2
    Purity:≥ 99.0%
    Color and Shape:White crystalline powder or crystals
    Molecular weight:68.08

    Ref: 7W-GB9580

    1kg
    63.00€
    25g
    14.00€
    5kg
    204.00€
    100g
    23.00€
    250g
    26.00€
    500g
    38.00€
    2500g
    118.00€
  • Imidazole

    CAS:
    <p>Imidazole is a planar 5-membered ring and a highly polar compound. It has been used extensively as a corrosion inhibitor. Imidazole is incorporated into many important biological molecules.</p>
    Formula:C3H4N2
    Purity:97.02% - >99.99%
    Color and Shape:Colourless To Yellow Solid Crystalline
    Molecular weight:68.08
  • Imidazole

    CAS:
    Formula:C3H4N2
    Purity:99.0%
    Color and Shape:Solid, Powder or Crystalline Powder or Solid or Flakes
    Molecular weight:68.079

    Ref: 10-F021690

    1kg
    72.00€
    25g
    29.00€
    100g
    33.00€
    500g
    43.00€
  • Imidazole

    Controlled Product
    CAS:
    Formula:C3H4N2
    Color and Shape:Neat
    Molecular weight:68.08

    Ref: 04-C14283950

    250mg
    60.00€
  • Imidazole

    Controlled Product
    CAS:
    Formula:C3H4N2
    Color and Shape:Neat
    Molecular weight:68.08

    Ref: 86-MM0015.02

    100mg
    495.00€
  • Imidazole

    CAS:
    <p>Imidazole</p>
    Formula:C3H4N2
    Purity:99%
    Color and Shape: white crystalline solid
    Molecular weight:68.08g/mol

    Ref: 54-BI7565

    25g
    32.00€
    100g
    42.00€
    25kg
    2,540.00€
    500g
    72.00€
    2.5kg
    284.00€
  • 1H-Imidazole

    CAS:
    <p>1H-Imidazole</p>
    Formula:C3H4N2
    Purity:≥95%
    Color and Shape: white. crystalline solid
    Molecular weight:68.07726g/mol

    Ref: 54-OR5102

    1kg
    52.00€
    100g
    36.00€
    500g
    33.00€
    2.5kg
    97.00€
  • Clotrimazole EP Impurity D

    CAS:
    Formula:C3H4N2
    Molecular weight:68.08

    Ref: ST-EA-CP-C32004

    10mg
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    25mg
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    50mg
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    100mg
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  • Enalapril EP Impurity I

    CAS:
    Formula:C3H4N2
    Molecular weight:68.08

    Ref: ST-EA-CP-E12009

    10mg
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    25mg
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    50mg
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    100mg
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  • Imidazole

    CAS:
    <p>Impurity Ondansetron EP Impurity E / Clotrimazole EP Impurity D<br>Applications Imidazole (Ondansetron EP Impurity E) is a versatile heterocycle used in the preparation of various biologically active compounds such as the amino acid histidine and is present in many antifungal medication. It is also used extensively as a corrosion inhibitor on transition metals such as copper.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Arispe, N. et al.: Biophys. J., 95, 4879 (2008); Troesken, E.R. et al.: Endo. Res., 30, 387 (2004); Otmacic Curkovic, H. et al.: Corr. Sci., 51, 2342 (2009);<br></p>
    Formula:C3H4N2
    Color and Shape:Neat
    Molecular weight:68.08

    Ref: TR-I350200

    1g
    97.00€
    5g
    105.00€
    25g
    121.00€
  • Ondansetron EP Impurity E

    CAS:
    Formula:C3H4N2
    Molecular weight:68.08

    Ref: ST-EA-CP-O10005

    10mg
    To inquire
    25mg
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    50mg
    To inquire
    100mg
    To inquire
  • Zoledronic Acid EP Impurity C

    CAS:
    Formula:C3H4N2
    Molecular weight:68.08

    Ref: ST-EA-CP-Z4003

    10mg
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    25mg
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    50mg
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    100mg
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  • Imidazole

    CAS:
    <p>Imidazole is a highly polar aromatic compound with two annular nitrogen atoms. Imidazole is widely used in the affinity purification of proteins with polyhistidine tags (His-Tag). In the protein purification process, imidazole is used for the elution of His-Tag-fused recombinant proteins from a metal-immobilised resins. In the elution buffers, imidazole is typically used in the 50 – 500 mM concentration range (Bornhorst and Falke, 2000).</p>
    Formula:C3H4N2
    Molecular weight:68.08 g/mol

    Ref: 3D-J-200340

    1kg
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    5kg
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    10kg
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    2500g
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  • Imidazole

    CAS:
    <p>Imidazole is a highly polar aromatic compound with two annular nitrogen atoms. Imidazole is widely used in the affinity purification of proteins with polyhistidine tags (His-Tag). In the protein purification process, imidazole is used for the elution of His-Tag-fused recombinant proteins from a metal-immobilised resins. In the elution buffers, imidazole is typically used in the 50 – 500 mM concentration range (Bornhorst and Falke, 2000).</p>
    Formula:C3H4N2
    Purity:Min 99%
    Color and Shape:White Off-White Powder
    Molecular weight:68.08 g/mol

    Ref: 3D-FI34308

    1kg
    341.00€
    2kg
    486.00€
    5kg
    748.00€
    10kg
    1,085.00€
    25kg
    1,952.00€
  • Imidazole pure, 99%

    CAS:
    Formula:C3H4N2
    Purity:min. 99%
    Color and Shape:White to pale yellow, Crystalline compound or flakes or crystals, Clear
    Molecular weight:68.08

    Ref: SR-65712

    5kg
    Discontinued
    100g
    Discontinued
    25kg
    Discontinued
    500g
    Discontinued
    Discontinued product
  • Imidazole extrapure AR, ACS, ExiPlus, Multi-Compendial, 99%

    CAS:
    Formula:C3H4N2
    Purity:min. 99%
    Color and Shape:White, Crystalline powder, Clear, Colourless
    Molecular weight:68.08

    Ref: SR-78496

    100g
    Discontinued
    500g
    Discontinued
    Discontinued product
  • Imidazole for molecular biology, 99.5%

    CAS:
    Formula:C3H4N2
    Purity:min. 99.5%
    Color and Shape:White, Crystalline powder, Clear, Colourless
    Molecular weight:68.08

    Ref: SR-61510

    25g
    Discontinued
    100g
    Discontinued
    500g
    Discontinued
    Discontinued product
  • Imidazole for tissue culture, 99.5%

    CAS:
    Formula:C3H4N2
    Purity:min. 99.5%
    Color and Shape:White, Crystalline powder, Clear, Colourless
    Molecular weight:68.08

    Ref: SR-10722

    100g
    Discontinued
    Discontinued product
  • Imidazole extrapure AR, 99%

    CAS:
    Formula:C3H4N2
    Purity:min. 99%
    Color and Shape:White, Crystalline powder, Clear, Colourless
    Molecular weight:68.08

    Ref: SR-32822

    5kg
    Discontinued
    100g
    Discontinued
    25kg
    Discontinued
    500g
    Discontinued
    Discontinued product