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Pyridine → 3beta-(Cyclopentanepropionyloxy)-17beta-(cyclopropyloxy)androst-5-ene

HRID 329360
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HRID 329360 반응식
[CH:1]1([O:4][C@H:5]2[CH2:10][CH2:9][C@H:8]3[C@H:11]4[C@H:21]([CH2:22][CH2:23][C@:6]23[CH3:7])[C@:19]2([CH3:20])[C:14]([CH2:15][C@@H:16]([OH:24])[CH2:17][CH2:18]2)=[CH:13][CH2:12]4)[CH2:3][CH2:2]1.C(OC(=O)C)(=O)C.N1C=CC=CC=1.[C:38]([O:41][C@H:42]1[CH2:59][CH2:58][C@@:57]2([CH3:60])[C:44](=[CH:45][CH2:46][C@@H:47]3[C@@H:56]2[CH2:55][CH2:54][C@@:52]2([CH3:53])[C@H:48]3[CH2:49][CH2:50][C@@H:51]2[O:61][CH:62]2[CH2:64][CH2:63]2)[CH2:43]1)(=[O:40])[CH3:39]>O>[CH:6]1([CH2:7][CH2:39][C:38]([O:41][C@H:42]2[CH2:59][CH2:58][C@@:57]3([CH3:60])[C:44](=[CH:45][CH2:46][C@@H:47]4[C@@H:56]3[CH2:55][CH2:54][C@@:52]3([CH3:53])[C@H:48]4[CH2:49][CH2:50][C@@H:51]3[O:61][CH:62]3[CH2:64][CH2:63]3)[CH2:43]2)=[O:40])[CH2:8][CH2:9][CH2:10][CH2:5]1.[C:57]1([CH2:58][CH2:59][C:42]([O:24][C@H:16]2[CH2:17][CH2:18][C@@:19]3([CH3:20])[C:14](=[CH:13][CH2:12][C@@H:11]4[C@@H:21]3[CH2:22][CH2:23][C@@:6]3([CH3:7])[C@H:8]4[CH2:9][CH2:10][C@@H:5]3[O:4][CH:1]3[CH2:2][CH2:3]3)[CH2:15]2)=[O:41])[CH:44]=[CH:45][CH:46]=[CH:47][CH:56]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 4

HCID 1049PyridineHCID 7918Acetic AnhydrideHCID 1488276417beta-(Cyclopropyloxy)androst-5-en-3beta-olHCID 678967543beta-Acetyloxy-17beta-(cyclopropyloxy)androst-5-ene

생성물 2

HCID 678967283beta-(Cyclopentanepropionyloxy)-17beta-(cyclopropyloxy)androst-5-ene
HCID 67896733
3beta-(Benzenepropionyloxy)-17beta-(cyclopropyloxy)androst-5-ene

시약·촉매·용매 1

HCID 962Water용매

실험 절차

17β-(Cyclopropyloxy)androst-5-en-3β-ol is treated with acetic anhydride and pyridine. The mixture is poured into water and extracted with ethyl acetate. The ethyl acetate layer is separated and dried and the solvent is evaporated to leave as a residue, 3β-acetyloxy-17β-(cyclopropyloxy)androst-5-ene. 3β-(Cyclopentanepropionyloxy)-17β-(cyclopropyloxy)androst-5-ene and 3β-(benzenepropionyloxy)-17β-(cyclopropyloxy)androst-5-ene are obtained in a similar way using the appropriate acid chlorides.

후처리

  1. extractionextracted with ethyl acetate
  2. customThe ethyl acetate layer is separated
  3. customdried
  4. customthe solvent is evaporated
  5. customto leave as a residue

출처 및 근거

ORD 기록
ord-bdfbd80731cb4520bdc5223c24f1037a
출처 데이터셋
uspto-grants-1990_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04891367

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