6-(4-Bromo-1h-pyrazol-1-yl)imidazo[2,1-b]thiazole-5-carbaldehyde CAS 1183646-85-6
| CAS No. | 1183646-85-6 |
| Molecular Formula | C9H5BrN4OS |
| Molecular Weight | 297.13 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.
6-(4-Bromo-1h-pyrazol-1-yl)imidazo[2,1-b]thiazole-5-carbaldehyde (CAS 1183646-85-6), molecular formula C9H5BrN4OS and molecular weight 297.13 g/mol, is a CATO reference standard with documented purity and traceability.
6-(4-Bromo-1h-pyrazol-1-yl)imidazo[2,1-b]thiazole-5-carbaldehyde (C9H5BrN4OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 6-(4-Bromo-1h-pyrazol-1-yl)imidazo[2,1-b]thiazole-5-carbaldehyde meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H5BrN4OS |
| Molecular Weight | 297.13 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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- CAS CATO-C3D-263106 (CAS CATO-C3D-263106)
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- Ethyl 4-chloro-7-(trifluoromethyl)quinazoline-2-carboxylate (CAS 1189106-05-5)
- 1-Isopropyl-2-propyl-1H-pyrrole (CAS 781645-53-2)
- 3-(Pyridin-2-yl)-5-(pyrrolidin-2-yl)-1,2,4-oxadiazole (CAS 885277-84-9)
- Brigatinib Impurity 2 (CAS 1259274-28-6)
- 2-Fluoro-5-iodophenol (CAS 186589-89-9)
- 4-(4-Bromo-2-fluorophenyl)butanoic acid (CAS 899350-39-1)
- 4-(3-(O-tolyl)-1,2,4-oxadiazol-5-yl)butanoic acid (CAS 889947-69-7)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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