6-Bromo-7-hydroxy-2-oxo-2h-chromene-3-carboxylic acid CAS 116096-92-5
| CAS No. | 116096-92-5 |
| Molecular Formula | C10H5BrO5 |
| Molecular Weight | 285.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-Bromo-7-hydroxy-2-oxo-2h-chromene-3-carboxylic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
6-Bromo-7-hydroxy-2-oxo-2h-chromene-3-carboxylic acid (CAS 116096-92-5), molecular formula C10H5BrO5 and molecular weight 285.05 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Bromo-7-hydroxy-2-oxo-2h-chromene-3-carboxylic acid (C10H5BrO5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 285.05 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 6-Bromo-7-hydroxy-2-oxo-2h-chromene-3-carboxylic acid 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 | C10H5BrO5 |
| Molecular Weight | 285.05 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 5-Bromo-7-nitro-1H-indole-2-carboxylic acid (CAS 1020369-72-5)
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Recommended Standards
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- 4-Fluoro-3-(trifluoromethyl)phenacyl Bromide (CAS 537050-14-9)
- (4-Hydroxy-3,5-dimethoxyphenyl)(pyrrolidin-1-yl)methanethione (CAS 706770-39-0)
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- Ethyl 4-hydroxycinnoline-3-carboxylate (CAS 37967-71-8)
- 2-Chloro-1-[4-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]-1-piperazinyl]ethanone (CAS 260553-15-9)
- Calcitriol Impurity 29 (CAS 96614-28-7)
- 1H-Benzo[4,5]imidazo[2,1-c][1,2,4]triazol-3-ol (CAS 116577-81-2)
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- 3-(2,3-Difluorophenoxy)pyrrolidine (CAS 1342666-89-0)
- D-[Phe6]-Semaglutide (CAS CATO-C4X-2226213)
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