Clindamycin 2-Phosphate-(S)-Sulfoxide CAS 887402-20-2
| CAS No. | 887402-20-2 |
| Molecular Formula | C18H34ClN2O9PS |
| Molecular Weight | 520.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H34ClN2O9PS, Clindamycin 2-Phosphate-(S)-Sulfoxide contains an amide group, a sulfone group, a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 520.96 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 supplies Clindamycin 2-Phosphate-(S)-Sulfoxide (CAS 887402-20-2), a certified reference material (molecular formula C18H34ClN2O9PS, MW 520.96 g/mol) for analytical method development and quality control.
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), Clindamycin 2-Phosphate-(S)-Sulfoxide 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 | C18H34ClN2O9PS |
| Molecular Weight | 520.96 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Clindamycin Standards
- Clindamycin Phosphate N-Oxide (CAS CATO-C4X-1341118)
- Clindamycin Impurity 21 (CAS CATO-C4X-1341121)
- Clindamycin Impurity 169 (CAS 887402-21-3)
- Clindamycin Phosphate Sulfoxide Impurity (CAS 1228573-90-7)
- Clindamycin 2-Phosphate-(R)-Sulfoxide (CAS CATO-C4X-134175)
- Clindamycin Phosphate Peroxide Impurity 89 (CAS CATO-C4X-134189)
- Clindamycin Phosphas EP Impurity L (CAS 620181-05-7)
- Clindamycin Phosphas Impurity 116 (CAS CATO-C4X-1341116)
Recommended Standards
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Why CATO?
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