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2-[2-(Benzyloxy)ethoxy]ethan-1-ol → methyl (7R)-7-({2-[2-(benzyloxy)ethoxy]ethyl}amino)-14-cyclohexyl-7,8-dihydro-6H-indolo[1,2-e][1,5]benzoxazocine-11-carboxylate

HRID 1669462
ノート
印刷プレビュー

反応式

HRID 1669462 の反応式
[CH2:1]([O:8][CH2:9][CH2:10][O:11][CH2:12][CH2:13][OH:14])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[NH2:15][C@@H:16]1[CH2:23][N:22]2[C:24]3[CH:25]=[C:26]([C:37]([O:39][CH3:40])=[O:38])[CH:27]=[CH:28][C:29]=3[C:30]([CH:31]3[CH2:36][CH2:35][CH2:34][CH2:33][CH2:32]3)=[C:21]2[C:20]2[CH:41]=[CH:42][CH:43]=[CH:44][C:19]=2[O:18][CH2:17]1.[BH3-]C#N.[Na+]>C(OC)(OC)OC>[CH2:1]([O:8][CH2:9][CH2:10][O:11][CH2:12][CH:13]=[O:14])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[CH2:1]([O:8][CH2:9][CH2:10][O:11][CH2:12][CH2:13][NH:15][C@@H:16]1[CH2:23][N:22]2[C:24]3[CH:25]=[C:26]([C:37]([O:39][CH3:40])=[O:38])[CH:27]=[CH:28][C:29]=3[C:30]([CH:31]3[CH2:36][CH2:35][CH2:34][CH2:33][CH2:32]3)=[C:21]2[C:20]2[CH:41]=[CH:42][CH:43]=[CH:44][C:19]=2[O:18][CH2:17]1)[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1
参加物実験手順後処理出典と根拠反応ノート

参加物

6

反応物 3

HCID 2297222-[2-(Benzyloxy)ethoxy]ethan-1-olHCID 5003444Sodium cyanoborohydrideHCID 50994751Methyl(7r)-7-amino-14-cyclohexyl-7,8-dihydro-6h-indolo[1,2-e][1,5]benzoxazocine-11-carboxylate

生成物 2

HCID 58885153(2-Benzyloxy-ethoxy)-acetaldehydeHCID 67346704methyl (7R)-7-({2-[2-(benzyloxy)ethoxy]ethyl}amino)-14-cyclohexyl-7,8-dihydro-6H-indolo[1,2-e][1,5]benzoxazocine-11-carboxylate
収率 35%

試薬・触媒・溶媒 1

HCID 9005Trimethyl orthoformate溶媒

実験手順

[2-(benzyloxy)ethoxy]acetaldehyde was prepared by Swern oxidation of commercially available 2-[2-(benzyloxy)ethoxy]ethanol. A 0.15M solution of the foregoing aldehyde and methyl (7R)-7-amino-14-cyclohexyl-7,8-dihydro-6H-indolo[1,2-e][1,5]benzoxazocine-11-carboxylate (prepared as described in Example 1, Step 4) in CH(OMe)3 was stirred overnight at RT; the residue obtained after removing volatiles in vacuo was dissolved in MeOH (0.15M solution), NaCNBH3 (2.3 eq) was added and the mixture was left stirring for 4 h. All volatiles were evaporated and the residual material was dissolved in EtOAc and washed with sat. aq. NaHCO3 and brine. After drying over Na2SO4 all volatiles were evaporated in vacuo; FC (Biotage, PE/EtOAc 1:1 to 1:3 with 0.5% NEt3) afforded 35% of methyl (7R)-7-({2-[2-(benzyloxy)ethoxy]ethyl}amino)-14-cyclohexyl-7,8-dihydro-6H-indolo[1,2-e][1,5]benzoxazocine-11-carboxylate.

後処理

  1. customthe residue obtained
  2. customafter removing volatiles in vacuo
  3. dissolutionwas dissolved in MeOH (0.15M solution)
  4. waitthe mixture was left
  5. customAll volatiles were evaporated
  6. dissolutionthe residual material was dissolved in EtOAc
  7. washwashed with sat. aq. NaHCO3 and brine
  8. dry with materialAfter drying over Na2SO4 all volatiles
  9. customwere evaporated in vacuo

出典と根拠

ORDレコード
ord-11233c1de676465c9585314ca17af160
出典データセット
uspto-grants-2011_08
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07989438B2

反応ノート

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このページの内容参加物実験手順後処理出典と根拠反応ノート