2-Bromo-1-methyl-1H-imidazole-5-carbaldehyde CAS 79326-89-9
| CAS No. | 79326-89-9 |
| Molecular Formula | C5H5BrN2O |
| Molecular Weight | 189.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 2-Bromo-1-methyl-1H-imidazole-5-carbaldehyde (CAS 79326-89-9), a certified reference material (molecular formula C5H5BrN2O, MW 189.01 g/mol) for analytical method development and quality control.
Owing to an amide group, a hydroxyl group, an ether linkage, bromine substitution, 2-Bromo-1-methyl-1H-imidazole-5-carbaldehyde is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 189.01 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2-Bromo-1-methyl-1H-imidazole-5-carbaldehyde meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H5BrN2O |
| Molecular Weight | 189.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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Recommended Standards
- 2-Amino-6-bromopyridin-3-ol (CAS 934758-27-7)
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- 2-Bromo-6-methylpyrimidin-4(1H)-one (CAS 252566-49-7)
- N-(3-Ethylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]acetamide (CAS 1775554-51-2)
- 6-Bromo-3-iodo-1<I>H</I>-pyrazolo[4,3-<I>b</I>]pyridine (CAS 1305208-17-6)
- (5-Oxo-2,3-dihydro-5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl)acetic acid (CAS 1105190-66-6)
- 1-((4-Chloro-2-nitrophenyl)diazenyl)naphthalen-2-ol (CAS 6410-13-5)
- 5-(4-Bromophenyl)-2-methyl-1,3-thiazole-4-carboxylic acid (CAS 1038509-06-6)
- 2-((3-Chlorophenyl)thio)-1-(2,7-dimethylimidazo[1,2-a]pyridin-3-yl)ethan-1-one (CAS 478042-01-2)
- 2,4-Diamino-6-((4-bromophenyl)amino)pyrimidine-5-carboxamide (CAS 91820-04-1)
- 3-Acetyl-6-methyl-4-phenylquinolin-2(1H)-one (CAS 202331-94-0)
- 8-oxo-5,6,7,8-tetrahydronaphthalene-2-sulfonamide (CAS 210827-17-1)
- Semaglutide impurity 290 (CAS CATO-C4X-2226290)
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