DEFLAZACORT synthesis
- Product Name:DEFLAZACORT
- CAS Number:13649-88-2
- Molecular formula:C23H29NO4
- Molecular Weight:383.48
![5'βH-5α-Pregnano[17,16-d]oxazol-20-one, 3β,11β-dihydroxy-2'-methyl- (8CI)](/CAS/20211123/GIF/13649-86-0.gif)
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Yield:-
Steps:
Multi-step reaction with 6 steps
1: Py
2: MeSO2Cl, SO2, collidine / dimethylformamide
3: aq. KOH / methanol / Heating
4: aq. CrO3 / acetone
5: (i) Br2, aq. HBr, AcOH, dioxane, (ii) LiBr, Li2CO3, DMF
6: (i) AcNHBr, HClO4, THF, (ii) Cr(OAc)2, nBuSH, DMSO
References:
Nathansohn,G. et al. [Steroids,1969,vol. 13,p. 383 - 397]
![5'βH-5α-Pregnano[17,16-d]oxazol-20-one, 3β,11β-dihydroxy-2'-methyl-, semicarbazone (8CI)](/CAS/20240320/GIF/13649-85-9.gif)
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13649-88-2
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![5'βH-5α-Pregnano[17,16-d]oxazole-11,20-dione, 3β-hydroxy-2'-methyl-, 20-semicarbazone (8CI)](/CAS/20211123/GIF/16119-50-9.gif)
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13649-88-2
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![5'H-Pregn-9(11)-eno[17,16-d]oxazol-20-one, 3-hydroxy-2'-methyl-, (3β,5α,16β)- (9CI)](/CAS/20240320/GIF/19890-69-8.gif)
19890-69-8
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13649-88-2
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$50.00/2g
![5'βH-5α-Pregnano[17,16-d]oxazol-20-one, 3β,11β-dihydroxy-2'-methyl-, 3-acetate (8CI)](/CAS/20240320/GIF/13649-87-1.gif)
13649-87-1
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13649-88-2
174 suppliers
$50.00/2g