Fluticasone 17β-Carboxylic Acid Propionate

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£397.00

SKU:: 012466
Molecular Weight:: 452.49
Storage Conditions:: -20°C
Supplier:: United States Biological
CAS Number:: 65429-42-7
Extra Details:: An impurity formed in the synthesis of Fluticasone propionate. Synonyms: (6α,11β,16α,17α)-6,9-Difluoro-11-hydroxy-16-methyl-3-oxo-17-(1-oxopropoxy)-androsta-1,4-diene-17-carboxylic Acid; Fluticasone Propionate EP Impurity A CAS No: 65429-42-7 Molecular Formula: C₂₄H₃₀F₂O₆ Molecular Weight: 452.49 Purity: ≥96% (HPLC) Appearance: White solid Melting Point: >204ºC (dec.) (lit) Solubility: DMSO (Slightly), Methanol (Slightly, Heated, Sonicated) Method for Determining Identity: Proton NMR Spectroscopic, F NMR Spectroscopic and Mass Spectrometric Analysis TLC Conditions: SiO2; Dichloromethane: Methanol=9;1; Visualized with UV and AMCS; Single Spot, Rf=0.70 Elemental Analysis: Calculated: %C: 63.70, %H: 6.68 Specific Rotation (c=0.2, Methanol): As Reported Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20ºC for 6 months after time of receipt.