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| Producer, Manufacturer,
Supplier of |
| Imidazole |
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| GRR
Code : |
0798 |
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| CAS No : |
288-32-4 |
| CI No : |
|
| Molecular Formula
: |
C3H4N2 |
| Molecular Weight
: |
68.08 |
| Description
: |
Small white crystalline flakes · Solubility in water at 20 ° C 663 g/l · M. P.: 90 ° C · B. P.: 257 ° C · Flash. P.: 145 ° C · Ign. T.: 480 ° C ·
APPLICATIONS: Analytical reagent ·For the titration of aspartic and glutamic acid ·Intermediate for pharmaceutical products ·Antimetabolite ·Histamine inhibitor ·
Synthesis reagent: Preparation of monoalkylimidazoles by conversion to the anion with potassium hydroxide in acetone · Preparation of 2-aroylimidazoles from aroyl halides · Alkali metal derivatives of imidazole from adducts with carbon disulphide which react with a -bromoketones to give 1,3-oxathiole-2-thiones in high yield ·Nucleophilic catalyst for acylation and silylation reactions ·Catalyses the silylation of thiols |
| Website : |
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| Synonyms : |
Glyoxaline, C3H4N2, 1,3-Diazole |
| Specifications
: |
| Specifications |
|
| Minimum assay |
99,0 % |
| Identity |
IR p/t. |
| Melting range |
88-90°C |
| pH of 5% solution |
9,5-10,5 |
| MAXIMUM LIMIT OF IMPURITIES |
|
| Insoluble matter in H2O |
0,01 % |
| Residue on ignition (as SO4) |
0,05 % |
| Water (H2O) |
0,2 % |
| Chloride (Cl) |
0,005 % |
| Sulphate (SO4) |
0,01 % |
| Ca |
0,001 % |
| Cd |
0,0005 % |
| Co |
0,0005 % |
| Cr |
0,0005 % |
| Cu |
0,0005 % |
| Fe |
0,0005 % |
| K |
0,005 % |
| Mg |
0,001 % |
| Na |
0,005 % |
| Ni |
0,0005 % |
| Pb |
0,0005 % |
| Zn |
0,0005 % | |
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Description |
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| GRR
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