ethyl 4,5-dibromo-1H-imidazole-2-carboxylate CAS 74840-99-6
| CAS No. | 74840-99-6 |
| Molecular Formula | C6H10Br2N2O2 |
| Molecular Weight | 301.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
ethyl 4,5-dibromo-1H-imidazole-2-carboxylate (CAS 74840-99-6), molecular formula C6H10Br2N2O2 and molecular weight 301.96 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, ethyl 4,5-dibromo-1H-imidazole-2-carboxylate (C6H10Br2N2O2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 301.96 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures ethyl 4,5-dibromo-1H-imidazole-2-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H10Br2N2O2 |
| Molecular Weight | 301.96 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 5-Iodo-2-methylbenzoic Acid (CAS 54811-38-0)
- 2H-Indol-2-one, 1,3-dihydro-3-[(4-methoxyphenyl)imino]-5-nitro- 57743-23-4 CTK1E0782 (CAS 57743-23-4)
- 2-(3-Aminopropyl)anthracene-9,10-dione (CAS 87155-41-7)
- TL4830031 (CAS 2084107-15-1)
- 5-CHloro-2-(cyclopentylsulfanyl)pyridine (CAS 1488038-28-3)
- 1,3-Dihydro-1-d5-phenyl-2H-indol-2-one (CAS 1189871-32-6)
- 4-Phenylthiazole-2(3H)-thione (CAS 2103-88-0)
- Tau Peptide (275-305) (Repeat 2 Domain) trifluoroacetate salt (CAS 330456-25-2)
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