5-Bromo-2-(4-chlorophenyl)thiazole-4-carboxylic acid CAS 52041-97-1
| CAS No. | 52041-97-1 |
| Molecular Formula | C10H5BrClNO2S |
| Molecular Weight | 318.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-Bromo-2-(4-chlorophenyl)thiazole-4-carboxylic acid (CAS 52041-97-1) is a high-purity analytical reference standard with the molecular formula C10H5BrClNO2S and a molecular weight of 318.57 g/mol.
Structurally, 5-Bromo-2-(4-chlorophenyl)thiazole-4-carboxylic acid (C10H5BrClNO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. 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 318.57 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.
CATO manufactures 5-Bromo-2-(4-chlorophenyl)thiazole-4-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 | C10H5BrClNO2S |
| Molecular Weight | 318.57 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 4-(Hydroxymethyl)cyclohexanecarboxylic Acid (cis- and trans- mixture) (CAS 13380-84-2)
- (2S,3S)-3-amino-3-(4-fluorophenyl)-2-hydroxypropanoic acid (CAS 1932410-16-6)
- Levocetirizine Impurity 9 (CAS 942283-97-8)
- tert-butyl N-(2-iodoethyl)carbamate (CAS 122234-46-2)
- n-Cycloheptyl-2-hydroxybenzamide (CAS 1011575-68-0)
- Aclidinium bromide Impurity 6 (CAS CATO-C4X-13256)
- (1R)-2,2',3,3'-Tetrahydro-6,6'-di-1-pyrenyl-1,1'-spirobi[1H-indene]-7,7'-diol (CAS 1643684-84-7)
- tert-Butyl 2-bromo-2-(4-methoxyphenyl)acetate (CAS 27737-94-6)
- Macrophage Inhibitory Peptide (CAS 41961-56-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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