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CAS号：13649-88-2

英文名：21-Deacetoxy Deflazacort

分子式：C23H29NO4

分子量：383.481

合成路线

3β,11β-dihydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one

3β,11β-dihydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one

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3β,11β-dihydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one semicarbazone

3β,11β-dihydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one semicarbazone

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3β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazole-11,20-dione 20-semicarbazone

3β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazole-11,20-dione 20-semicarbazone

地夫可特

3β-hydroxy-2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazol-20-one

3β-hydroxy-2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazol-20-one

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3β-acetoxy-11β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one

3β-acetoxy-11β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one

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3β-acetoxy-2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazol-20-one

3β-acetoxy-2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazol-20-one

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11β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazole-3,20-dione

11β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazole-3,20-dione

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2'-methyl-(16β)-pregna-1,4,9(11)-trieno[17,16-d]oxazole-3,20-dione

2'-methyl-(16β)-pregna-1,4,9(11)-trieno[17,16-d]oxazole-3,20-dione

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2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazole-3,20-dione

2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazole-3,20-dione

地夫可特

上游原料

3β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazole-11,20-dione 20-semicarbazone 3β,11β-dihydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one semicarbazone 2'-methyl-(16β)-pregna-1,4,9(11)-trieno[17,16-d]oxazole-3,20-dione 2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazole-3,20-dione 3β-hydroxy-2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazol-20-one 11β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazole-3,20-dione 3β,11β-dihydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one 3β-acetoxy-11β-hydroxy-2'-methyl-(5α,16β)-pregnano[17,16-d]oxazol-20-one 3β-acetoxy-2'-methyl-(5α,16β)-pregn-9(11)-eno[17,16-d]oxazol-20-one

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