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Tris(furan-2-yl)phosphane → (5R)-3-(5-{5-[5-(Hydroxymethyl)-4,5-dihydroisoxazol-3-yl]thien-2-yl}pyrid-2-yl)-5-(1H-1,2,3-triazol-1-ylmethyl)-1,3-oxazolidin-2-one

HRID 747252
ノート
印刷プレビュー

反応式

HRID 747252 の反応式
Br[C:2]1[CH:3]=[CH:4][C:5]([N:8]2[CH2:12][C@H:11]([CH2:13][N:14]3[CH:18]=[CH:17][N:16]=[N:15]3)[O:10][C:9]2=[O:19])=[N:6][CH:7]=1.C[Sn](C)(C)[C:22]1[S:26][C:25]([C:27]2[CH2:31][CH:30]([CH2:32][OH:33])[O:29][N:28]=2)=[CH:24][CH:23]=1.O1C=CC=C1P(C1OC=CC=1)C1OC=CC=1>C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C1C=CC(/C=C/C(/C=C/C2C=CC=CC=2)=O)=CC=1.C(Cl)(Cl)Cl.[Pd].[Pd]>[OH:33][CH2:32][CH:30]1[O:29][N:28]=[C:27]([C:25]2[S:26][C:22]([C:2]3[CH:3]=[CH:4][C:5]([N:8]4[CH2:12][C@H:11]([CH2:13][N:14]5[CH:18]=[CH:17][N:16]=[N:15]5)[O:10][C:9]4=[O:19])=[N:6][CH:7]=3)=[CH:23][CH:24]=2)[CH2:31]1
参加物反応条件実験手順後処理出典と根拠反応ノート

参加物

5

反応物 3

HCID 521585Tris(furan-2-yl)phosphaneHCID 59749446(5R)-3-(5-Bromopyrid-2-yl)-5-(1H-1,2,3-triazol-1-ylmethyl)-1,3-oxazolidin-2-oneHCID 59749480{3-[5-(Trimethylstannyl)thien-2-yl]4,5-dihydroisoxazol-5-yl}methanol

生成物 1

HCID 59749500(5R)-3-(5-{5-[5-(Hydroxymethyl)-4,5-dihydroisoxazol-3-yl]thien-2-yl}pyrid-2-yl)-5-(1H-1,2,3-triazol-1-ylmethyl)-1,3-oxazolidin-2-one収率 40.2%

試薬・触媒・溶媒 1

HCID 11029508Palladium, tris[mu-[(1,2-eta:4,5-eta)-(1E,4E)-1,5-diphenyl-1,4-pentadien-3-one]]di-, compd. with trichloromethane (1:1)触媒

反応条件

温度
90 °C

実験手順

(5R)-3-(5-Bromopyrid-2-yl)-5-(1H-1,2,3-triazol-1-ylmethyl)-1,3-oxazolidin-2-one (187 mg, 0.58 mM), {3-[5-(trimethylstannyl)thien-2-yl]-4,5-dihydroisoxazol-5-yl}methanol (200 mg, 0.58 mM), tris(dibenzylideneacetone)dipalladium (0)-chloroform adduct (60 mg, 0.058 mM) and tri-2-furylphosphine (27 mg, 0.116 mM) were placed in a flask. The solids were degassed and placed under nitrogen. Anhydrous dioxane (5 ml) was added and the suspension was heated at 90° C. for 5 hours. The reaction mixture was cooled and the solvent was evaporated. The residue was chromatographed on silica gel eluting with 5% methanol in dichloromethane to give the title compound (99 mg).

後処理

  1. customThe solids were degassed
  2. additionAnhydrous dioxane (5 ml) was added
  3. temperatureThe reaction mixture was cooled
  4. customthe solvent was evaporated
  5. customThe residue was chromatographed on silica gel eluting with 5% methanol in dichloromethane

出典と根拠

ORDレコード
ord-9f7d7f4304f54840bc5e2c580b64fe4e
出典データセット
uspto-grants-2008_07
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07396847B2

反応ノート

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