Aclidinium Bromide CAS 320345-99-1
| CAS No. | 320345-99-1 |
| Molecular Formula | C26H30NO4S2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Aclidinium Bromide (C26H30NO4S2Br) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 564.55 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.
Aclidinium Bromide (CAS 320345-99-1) is a high-purity analytical reference standard with the molecular formula C26H30NO4S2Br and a molecular weight of 564.55 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Aclidinium Bromide 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 | C26H30NO4S2 Br |
| Molecular Weight | 564.55 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Aclidinium Standards
- Aclidinium bromide Impurity 10 (CAS 1708930-15-7)
- Aclidinium bromide Impurity 1 (CAS 26878-13-7)
- Aclidinium bromide Impurity 4 (CAS 28569-88-2)
- (S)-Aclidinium Bromide (CAS 320346-78-9)
- Aclidinium bromide Impurity 12 (CAS 320347-97-5)
- Aclidinium bromide Impurity 8 (CAS 4075-58-5)
- Aclidinium bromide Impurity 2 (CAS 7333-07-5)
- Aclidinium bromide Impurity 11 (CAS CATO-C4X-132511)
Recommended Standards
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- Semaglutide impurity 55 (CAS CATO-C4X-222655)
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