1040085-99-1Budesonide EP Impurity C
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| Catalogue No.: | VL34003 |
|---|---|
| CAS No.: | 1040085-99-1 |
| Mol. Formula: | C25H34O6 |
| Mol. Weight: | 430.43 g/mol |
Additional information on CAS 1040085-99-1
Parent drug
BudesonideIUPAC Name
16α,17-[(1RS)-butylidenebis(oxy)]-11β-hydroxy-17- (hydroxymethyl)-D-homoandrosta-1,4-diene-3,17a-dioneSynonyms
D-Homobudesonide; (4aR, 4bS, 5S, 6aS, 7aR, 10aR, 11aS, 11bS)-4b, 6, 6a, 7a, 10a, 11, 11a, 11b, 12, 13-Decahydro-5-hydroxy-7a-(hydroxymethyl)-4a, 6a-dimethyl-9-propylchryseno[2, 3-d][1, 3]dioxole-2, 7(4aH, 5H)-dione; Budesonide EP Impurity CDescription
Budesonide EP Impurity C, also designated D-Homobudesonide, is a structurally related corticosteroid impurity associated with budesonide manufacturing and degradation chemistry. The compound, CAS 1040085-99-1, has molecular formula C25H34O6 and molecular weight 430.43 g/mol. It retains the glucocorticoid steroid nucleus while reflecting homologation at the acetal side chain, a change that can arise from route-specific synthesis or rearrangement during processing. Because of its close structural similarity to the parent drug, trace-level characterization commonly requires HPLC with diode-array detection and confirmatory LC-MS/MS, with NMR employed for structural assignment when needed.Request a Quote
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