21-Dehydro Budesonide

Size

£384.00

SKU:: 007756
Molecular Weight:: 428.52
Purity:: ≥96%
Storage Conditions:: -20°C
Supplier:: United States Biological
CAS Number:: 85234-63-5
Format:: White to light yellow solid
Extra Details:: 21-Dehydro Budesonide (Budesonide EP Impurity D) is a Budesonide impurity. Synonyms: (11β,16α)-16,17-[Butylidenebis(oxy)]-11-hydroxy-3,20-dioxopregna-1,4-dien-21-al; Budesonide Impurity D (EP); Budesonide EP Impurity D CAS No: 85234-63-5 Molecular Formula: C25H32O6 Molecular Weight: 428.52 Appearance: White to light yellow solid Purity: ≥96% Melting Point: 111-124°C Method for Determining Identity: Proton NMR (DMSO-d6) Spectroscopic and Mass Spectrometric Analysis TLC Conditions: SiO2; Dichloromethane: Methanol= 6:1; Visualized with UV and AMCS; Single Spot, Rf=0.45 Acetone Content: ~2% Solubility: DMSO (Slightly), Methanol (Slightly) Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.