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Dicyclohexylcarbodiimide → HCID 131716001, 화합물

HRID 231939
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HRID 231939 반응식
[CH:1]1([C:5]([NH:7][C@H:8]([C:24]([NH:26][CH:27]([P:35](=[O:38])([OH:37])[OH:36])[CH2:28][C:29]2[CH:34]=[CH:33][CH:32]=[CH:31][CH:30]=2)=[O:25])[CH2:9][CH2:10][CH2:11][CH2:12][NH:13][C:14]([O:16][CH2:17][C:18]2[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=2)=[O:15])=[O:6])[CH2:4][CH2:3][CH2:2]1.[C:39]1([CH2:45][O:46][C:47]([NH:49][CH2:50][CH2:51][CH2:52][CH2:53][C@H:54](O)[C:55]([N:57]2[CH2:71][CH2:70][CH2:69][C@H:58]2[C:59]([O:61][CH2:62][C:63]2[CH:68]=[CH:67][CH:66]=[CH:65][CH:64]=2)=[O:60])=[O:56])=[O:48])[CH:44]=[CH:43][CH:42]=[CH:41][CH:40]=1.C1(N=C=NC2CCCCC2)CCCCC1>N1C=CC=CC=1>[C:39]1([CH2:45][O:46][C:47]([NH:49][CH2:50][CH2:51][CH2:52][CH2:53][C@H:54]([O:38][P:35]([CH:27]([NH:26][C:24](=[O:25])[C@@H:8]([NH:7][C:5]([CH:1]2[CH2:4][CH2:3][CH2:2]2)=[O:6])[CH2:9][CH2:10][CH2:11][CH2:12][NH:13][C:14]([O:16][CH2:17][C:18]2[CH:19]=[CH:20][CH:21]=[CH:22][CH:23]=2)=[O:15])[CH2:28][C:29]2[CH:34]=[CH:33][CH:32]=[CH:31][CH:30]=2)([OH:37])=[O:36])[C:55]([N:57]2[CH2:71][CH2:70][CH2:69][C@H:58]2[C:59]([O:61][CH2:62][C:63]2[CH:64]=[CH:65][CH:66]=[CH:67][CH:68]=2)=[O:60])=[O:56])=[O:48])[CH:44]=[CH:43][CH:42]=[CH:41][CH:40]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 3

HCID 10868DicyclohexylcarbodiimideHCID 13934652HCID 13934652, 화합물HCID 54308607HCID 54308607, 화합물

생성물 1

HCID 131716001HCID 131716001, 화합물

시약·촉매·용매 1

HCID 1049Pyridine용매

실험 절차

[1-[[N2 -(Cyclobutylcarbonyl)-N6 -[(phenylmethoxy) carbonyl]-L-lysyl]amino]-2-phenylethyl]phosphonic acid (500 mg., 0.91 mmole) is dissolved in pyridine (10 ml.) with 1-[(S)-6-[[(phenylmethoxy)carbonyl]amino]-2-hydroxy-1-oxohexyl]-L-proline, phenylmethyl ester (426 mg., 0.91 mmole). Dicyclohexylcarbodiimide (224 mg., 1.09 mmole) is added and the mixture is stirred at room temperature overnight. It is then concentrated in vacuo and partitioned between ethyl acetate and 5% potassium bisulfate after filtering to remove dicyclohexyl urea. The ethyl acetate layer is washed with brine, dried over sodium sulfate, and concentrated to give 1-[(S)-6-[[(phenylmethoxy)carbonyl]amino]-2-[[[1-[[(S)-6-[[(phenylmethoxy)carbonyl]amino]-2-[(cyclobutylcarbonyl)amino]-1-oxohexyl]amino]-2-phenylethyl]hydroxyphosphinyl]oxy]-1-oxohexyl]-L-proline, phenylmethyl ester as a crude oil. TLC (silica gel; dichloromethane:methanol:acetic acid, 20:1:1) Rf =0.33.

후처리

  1. concentrationIt is then concentrated in vacuo
  2. custompartitioned between ethyl acetate and 5% potassium bisulfate
  3. filtrationafter filtering
  4. customto remove dicyclohexyl urea
  5. washThe ethyl acetate layer is washed with brine
  6. dry with materialdried over sodium sulfate
  7. concentrationconcentrated

출처 및 근거

ORD 기록
ord-162487d97cae4106b1ea8744a9ae66d6
출처 데이터셋
uspto-grants-1989_07
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US04849414

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