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Diisopropylethylamine → 17-[Benzyloxycarbonylmethyl-(2-tert-butoxycarbonyl-ethyl)-carbamoyl]-heptadecanoic acid tert-butyl ester

HRID 562534
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HRID 562534 반응식
[C:1]([O:5][C:6](=[O:21])[CH2:7][CH2:8][NH:9][CH2:10][C:11]([O:13][CH2:14][C:15]1[CH:20]=[CH:19][CH:18]=[CH:17][CH:16]=1)=[O:12])([CH3:4])([CH3:3])[CH3:2].O=C1CCC(=O)N1[O:29][C:30](=O)[CH2:31][CH2:32][CH2:33][CH2:34][CH2:35][CH2:36][CH2:37][CH2:38][CH2:39][CH2:40][CH2:41][CH2:42][CH2:43][CH2:44][CH2:45][CH2:46][C:47]([O:49][C:50]([CH3:53])([CH3:52])[CH3:51])=[O:48].C1C=NC2N(O)N=NC=2C=1.CCN(C(C)C)C(C)C>CN(C=O)C>[C:50]([O:49][C:47](=[O:48])[CH2:46][CH2:45][CH2:44][CH2:43][CH2:42][CH2:41][CH2:40][CH2:39][CH2:38][CH2:37][CH2:36][CH2:35][CH2:34][CH2:33][CH2:32][CH2:31][C:30](=[O:29])[N:9]([CH2:10][C:11]([O:13][CH2:14][C:15]1[CH:16]=[CH:17][CH:18]=[CH:19][CH:20]=1)=[O:12])[CH2:8][CH2:7][C:6]([O:5][C:1]([CH3:4])([CH3:2])[CH3:3])=[O:21])([CH3:53])([CH3:51])[CH3:52]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 81531DiisopropylethylamineHCID 181649HOAtHCID 580209283-(Benzyloxycarbonylmethylamino)propionic acid tert-butyl esterHCID 582492131-tert-Butyl 18-(2,5-dioxopyrrolidin-1-yl) octadecanedioate

생성물 1

HCID 6672459417-[Benzyloxycarbonylmethyl-(2-tert-butoxycarbonyl-ethyl)-carbamoyl]-heptadecanoic acid tert-butyl ester수율 85%

시약·촉매·용매 1

HCID 6228Dimethylformamide용매

실험 절차

3-(Benzyloxycarbonylmethylamino)propionic acid tert-butyl ester (0.030 g, 0.1 mmol) and octadecanedioic acid tert-butyl ester 2,5-dioxo-pyrrolidin-1-yl ester (0.050 mg, 0.1 mmol) was suspended in dry DMF (1 ml). HOAt (0.014 g, 0.1 mmol) and DIPEA (0.21 ml, 1.2 mmol) was added. The yellow reaction mixture was stirred under nitrogen for 42 h. The reaction mixture was concentrated. The residue was redissolved in EtOAc and washed with 0.1 N HCl (2×), water (1×), dried (Na2SO4) and concentrated to give 17-[Benzyloxycarbonylmethyl-(2-tert-butoxycarbonyl-ethyl)-carbamoyl]-heptadecanoic acid tert-butyl ester in 85% yield (55 mg).

후처리

  1. concentrationThe reaction mixture was concentrated
  2. dissolutionThe residue was redissolved in EtOAc
  3. washwashed with 0.1 N HCl (2×), water (1×)
  4. dry with materialdried (Na2SO4)
  5. concentrationconcentrated

출처 및 근거

ORD 기록
ord-18089590f7b14b1587aaec6a6d4d4804
출처 데이터셋
uspto-grants-2011_11
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08067362B2

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