2-Bromo-3-hydroxypyridine 1-oxide CAS 6602-29-5
| CAS No. | 6602-29-5 |
| Molecular Formula | C5H4BrNO2 |
| Molecular Weight | 189.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Bromo-3-hydroxypyridine 1-oxide.
2-Bromo-3-hydroxypyridine 1-oxide (CAS 6602-29-5) is a high-purity analytical reference standard with the molecular formula C5H4BrNO2 and a molecular weight of 189.99 g/mol.
Structurally, 2-Bromo-3-hydroxypyridine 1-oxide (C5H4BrNO2) 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 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 189.99 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-Bromo-3-hydroxypyridine 1-oxide 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 | C5H4BrNO2 |
| Molecular Weight | 189.99 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
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Recommended Standards
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- 1-(Bromomethyl)-1H-pyrrole-2,5-dione (CAS 81979-89-7)
- 4-Bromo-6-hydroxypyridin-2(1H)-one (CAS 341007-87-2)
- Ethyl 1-Cyclopropyl-2,4-dioxopiperidine-3-carboxylate (CAS 1453423-57-8)
- 5-Fluoro-1-methoxy-2-methyl-3-nitrobenzene (CAS 1167055-65-3)
- 5-Tosyl-1H-1,2,3-triazole (CAS 14631-74-4)
- Simvastatin EP Impurity K (CAS CATO-C4X-119913)
- 4-(2,4-Difluorophenyl)-3h,4h,5h,6h,7h-imidazo[4,5-c]pyridine-6-carboxylic acid (CAS 1214186-86-3)
- (Z)-6-(3,5-Dimethoxystyryl)benzofuran-4-ol (CAS 832128-21-9)
- Methyl (2Z)-3-[(3,4-difluorophenyl)amino]-2-(4-ethylbenzenesulfonyl)prop-2-enoate (CAS 1327197-38-5)
- (8-Oxo-5,6,7,8-tetrahydronaphthalen-2-yl)boronic acid (CAS 1135871-85-0)
- Tuberactinomycin O (CAS 33137-73-4)
- Peptide 46 (H-4054.0500) (CAS 192122-40-0)
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