5-Bromo-2-ethyl-1H-pyrrolo[2,3-b]pyridine CAS 1228666-29-2
| CAS No. | 1228666-29-2 |
| Molecular Formula | C9H17BrN2 |
| Molecular Weight | 233.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 233.15 g/mol gives 5-Bromo-2-ethyl-1H-pyrrolo[2,3-b]pyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Bromo-2-ethyl-1H-pyrrolo[2,3-b]pyridine (CAS 1228666-29-2), molecular formula C9H17BrN2 and molecular weight 233.15 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H17BrN2, 5-Bromo-2-ethyl-1H-pyrrolo[2,3-b]pyridine contains a nitrile group, bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 233.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C9H17BrN2 |
| Molecular Weight | 233.15 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 2-bromo-2-methyl-1-phenylpropan-1-one (CAS 10409-54-8)
- 5-bromo-1,7-dimethyl-indazole (CAS 1092352-34-5)
- 6-bromo-2,3-dimethyl-2H-indazole (CAS 1142189-49-8)
- 5-bromo-2,7-dimethyl-indazole (CAS 1146637-10-6)
- 4-bromo-1,3-dimethyl-1H-indazole (CAS 1159511-76-8)
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- 7-bromo-1,3-dimethyl-1H-indazole (CAS 1159511-84-8)
Recommended Standards
- 2-(bromomethyl)-1-oxaspiro[4.5]decane (CAS 117038-86-5)
- 1-Bromo-2-(cyclopropylmethoxy)cyclohexane (CAS 1247475-26-8)
- 8-bromoquinolin-5-amine (CAS 116632-58-7)
- 1-(Bromomethyl)-1-cyclobutoxycyclopentane (CAS 1249193-26-7)
- 9-oxa-1-azaspiro[5.5]undecane;hydrochloride (CAS 1896454-21-9)
- 3-Amino-4-fluoro-1-(4-fluorophenyl)-1H-indene-1,2-dicarbonitrile (CAS 303150-48-3)
- 2-(2-Oxo-1,2-dihydropyridin-3-yl)piperidine-1-carbaldehyde (CAS 1352494-23-5)
- 6-(2-Methylfuran-3-carboxamido)hexanoic acid (CAS 954566-60-0)
- Ethyl 3-(1-ethyl-1h-pyrazol-4-yl)-3-oxopropanoate (CAS 1216162-03-6)
- 1-Chloro-2,5-difluoro-3-nitrobenzene (CAS 1805029-24-6)
- 2-(Difluoromethyl)-3-hydroxy-4-(trifluoromethyl)pyridine-6-acetonitrile (CAS 1806984-88-2)
- 2'-Deoxyadenosine 3',5'-Dibenzoate (CAS 20838-22-6)
- 5-(Trifluoromethyl)-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid (CAS 2637389-99-0)
- Anti-Inflammatory Peptide 3 (CAS 118850-73-0)
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