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Diisopropylethylamine → (1R,2S)-ethyl 1-((2S,4R)-1-((S)-2-(tert-butoxycarbonylamino)-3-(pent-4-enyloxy)propanoyl)-4-hydroxypyrrolidine-2-carboxamido)-2-vinylcyclopropanecarboxylate

HRID 1171946
ノート
印刷プレビュー

反応式

HRID 1171946 の反応式
Cl.[CH2:2]([O:4][C:5]([C@@:7]1([NH:12][C:13]([C@@H:15]2[CH2:19][C@@H:18]([OH:20])[CH2:17][NH:16]2)=[O:14])[CH2:9][C@H:8]1[CH:10]=[CH2:11])=[O:6])[CH3:3].[C:21]([O:25][C:26]([NH:28][C@@H:29]([CH2:33][O:34][CH2:35][CH2:36][CH2:37][CH:38]=[CH2:39])[C:30](O)=[O:31])=[O:27])([CH3:24])([CH3:23])[CH3:22].CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.CCN(C(C)C)C(C)C>C1(C)C=CC=CC=1.C(#N)C.O.C(OCC)(=O)C>[C:21]([O:25][C:26]([NH:28][C@@H:29]([CH2:33][O:34][CH2:35][CH2:36][CH2:37][CH:38]=[CH2:39])[C:30]([N:16]1[CH2:17][C@H:18]([OH:20])[CH2:19][C@H:15]1[C:13]([NH:12][C@:7]1([C:5]([O:4][CH2:2][CH3:3])=[O:6])[CH2:9][C@H:8]1[CH:10]=[CH2:11])=[O:14])=[O:31])=[O:27])([CH3:24])([CH3:23])[CH3:22]
参加物実験手順後処理出典と根拠反応ノート

参加物

9

反応物 4

HCID 81531DiisopropylethylamineHCID 9886157Methanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 58798724(S)-2-(tert-butoxycarbonylamino)-3-(pent-4-enyloxy)propanoic acidHCID 67330424(1R,2S)-ethyl 1-((3R,5S)-3-hydroxypyrrolidine-5-carboxamido)-2-vinylcyclopropanecarboxylate hydrochloride

生成物 1

HCID 59554328
(1R,2S)-ethyl 1-((2S,4R)-1-((S)-2-(tert-butoxycarbonylamino)-3-(pent-4-enyloxy)propanoyl)-4-hydroxypyrrolidine-2-carboxamido)-2-vinylcyclopropanecarboxylate

試薬・触媒・溶媒 4

HCID 962Water溶媒HCID 1140Toluene溶媒HCID 6342Acetonitrile溶媒HCID 8857Ethyl Acetate溶媒

実験手順

(1R,2S)-ethyl-1-((2S,4R)-4-hydroxypyrrolidine-2-carboxamido)-2-vinylcyclopropanecarboxylate hydrochloride salt (WO2005095403) (0.770 g, 2.45 mmol), (S)-2-(tert-butoxycarbonylamino)-3-(pent-4-enyloxy)propanoic acid (WO2004094452) (0.68 g, 2.50 mmol) and HATU (1.025 g, 2.696 mmol) in toluene (18 mL) and ACN (2 mL) was added DIEA (d 0.742) (1.281 mL, 7.352 mmol) at 0° C. The reaction warmed to rt and stirred at rt for 1 hr. Ethyl acetate (30 mL) and water (20 mL) was added. The organic layer was separated and washed with brine, dried over sodium sulfate. After removal of solvent, the residue was purified by chromatography (Ethyl acetate) to give (1R,2S)-ethyl 1-((2S,4R)-1-((S)-2-(tert-butoxycarbonylamino)-3-(pent-4-enyloxy)propanoyl)-4-hydroxypyrrolidine-2-carboxamido)-2-vinylcyclopropanecarboxylate as white wax solid (0.92 g, 71.7%). MS: Calcd.: 523; Found: [M+H]+ 524.

後処理

  1. customThe organic layer was separated
  2. washwashed with brine
  3. dry with materialdried over sodium sulfate
  4. customAfter removal of solvent
  5. customthe residue was purified by chromatography (Ethyl acetate)

出典と根拠

ORDレコード
ord-7050bbf1731147a980f1564f6e334c8c
出典データセット
uspto-grants-2010_11
DOI
10.6084/m9.figshare.5104873.v1
特許番号
US07829665B2

反応ノート

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