5-(5-Bromo-4,6-dichloropyrimidin-2-yl)cyclopenta-1,3-dienecarbaldehyde CAS 1354783-18-8
| CAS No. | 1354783-18-8 |
| Molecular Formula | C10H5BrCl2N2O |
| Molecular Weight | 319.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-(5-Bromo-4,6-dichloropyrimidin-2-yl)cyclopenta-1,3-dienecarbaldehyde 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.
5-(5-Bromo-4,6-dichloropyrimidin-2-yl)cyclopenta-1,3-dienecarbaldehyde (CAS 1354783-18-8), molecular formula C10H5BrCl2N2O and molecular weight 319.97 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine/bromine substitution, 5-(5-Bromo-4,6-dichloropyrimidin-2-yl)cyclopenta-1,3-dienecarbaldehyde is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 319.97 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H5BrCl2N2O |
| Molecular Weight | 319.97 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
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Recommended Standards
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- 4-Bromo-5-iodo-2-methoxythiazole (CAS 2674173-71-6)
- 2,3,4,5-Tetrafluoro-6-iodobenzoic acid (CAS 110625-15-5)
- (4-Methoxy-3-nitrobenzyl)triphenylphosphonium bromide (CAS 313673-23-3)
- Methyl 4-[(Diethoxyphosphoryl)methyl]-3-fluorobenzoate (CAS 410529-85-0)
- 4-(5-(4-Aminophenyl)furan-2-yl)thiazol-2-amine (CAS 886494-48-0)
- 3-((1H-Imidazol-1-yl)methyl)-4-methoxybenzaldehyde (CAS 883543-97-3)
- 2,2＇-Dinaphthyl Ether (CAS 613-80-9)
- (3-(Bromomethyl)benzofuran-2-yl)(4-chlorophenyl)methanone (CAS 67534-85-4)
- N-Propyldiethanolamine (CAS 6735-35-9)
- Captafol (CAS 2425-06-1)
- 2-((2-Nitro-4-((3-(trifluoromethyl)phenoxy)methyl)phenyl)thio)benzo[d]thiazole (CAS 477869-56-0)
- Insulin Degludec Impurity 16 (CAS CATO-C4X-215716)
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