Clindamycin Phosphas Impurity 44 CAS 22431-46-5
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 22431-46-5 |
| Molecular Formula | C18H33ClN2O6S |
| Molecular Weight | 440.98 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Clindamycin Phosphas Impurity 44 (CAS 22431-46-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H33ClN2O6S. Molecular weight: 440.98 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H33ClN2O6S |
| Molecular Weight | 440.98 g/mol |
| Purity | >90% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Clindamycin Standards
- Clindamycin Sulfoxide (S-Isomer) (CAS 887607-49-0)
- Clindamycin Impurity 151 (CAS CATO-C4X-1341151)
- Clindamycin Sulfoxide (R-Isomer) (CAS 887607-53-6)
- Clindamycin Impurity 47 (CAS CATO-C4X-134147)
- Clindamycin Impurity 117 (CAS CATO-C4X-1341117)
- Clindamycin Impurity 134 (CAS CATO-C4X-1341134)
- Clindamycin Impurity 59 (CAS CATO-C4X-134159)
- Clindamycin Impurity 72 (CAS CATO-C4X-134172)
Recommended Standards
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- JNJ 303 (CAS 878489-28-2)
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- 3-(4-Methoxyphenoxy)-1-methyl-1,2-dihydroquinoxalin-2-one (CAS 338774-64-4)
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- 4-Bromophenyl benzoate (CAS 1523-17-7)
- 3-Amino-3-ethylpentan-1-ol (CAS 1487552-00-0)
- Peptide YY (13-36) (canine, mouse, porcine, rat) (CAS 86895-09-2)
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