Halometasone impurity 17 CAS 35540-75-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 35540-75-1 |
| Molecular Formula | C22H25ClF2O5 |
| Molecular Weight | 442.88 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Halometasone impurity 17 (CAS 35540-75-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C22H25ClF2O5. Molecular weight: 442.88 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H25ClF2O5 |
| Molecular Weight | 442.88 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | F/Cl-containing |
Related Halometasone Standards
- Halometasone impurity 15 (CAS CATO-C4X-144615)
- Halometasone Impurity 4 (CAS CATO-C4X-14464)
- Halometasone Impurity 67 (CAS CATO-C4X-14467)
- Halometasone (CAS 50629-82-8)
- Halometasone Impurity 6 (CAS CATO-C4X-14466)
- Halometasone Impurity N2 (CAS 80157-55-7)
- Halometasone Impurity 9 (CAS CATO-C4X-14469)
- Halometasone impurity 14 (CAS CATO-C4X-144614)
Recommended Standards
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- 3-{2-[(4-chlorophenyl)methoxy]phenyl}-1-(4-fluorobenzenesulfonyl)-1H-pyrazole (CAS 477713-39-6)
- Tamsulosin Impurity 27 HCl (CAS CATO-C4X-118727)
- Dabigatran Impurity 108 (Z-Isomer) (CAS CATO-C4X-1089108)
- N-(2-Furylmethyl)-6-methoxy-1,3-benzothiazol-2-amine (CAS 16763-25-0)
- 1-(2,5-Difluorophenyl)pentan-1-one (CAS 1094275-54-3)
- 1-Benzyl-2-(4-(tert-butyl)phenyl)-6-oxopiperidine-3-carboxylic acid (CAS 952182-64-8)
- (1-Methylcyclohexanyl)methyl-4-aminophenyl Ether 1-Methyl-1-cyclohexanemethyl-4-aminophenyl 887406-96-4 (CAS 887406-96-4)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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