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llms.txt · MCP 가이드개인정보처리방침 · 이용약관 · 지원v1.8.0
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Trifluoroacetic acid → (5S,8S,11S,12R)-11-((S)-sec-butyl)-1-(9H-fluoren-9-yl)-5,8-diisopropyl-12-methoxy-4,10-dimethyl-3,6,9-trioxo-2-oxa-4,7,10-triazatetradecan-14-oic acid

HRID 74722
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인쇄 미리보기

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HRID 74722 반응식
[CH:1]1[C:13]2[CH:12]([CH2:14][O:15][C:16]([N:18]([CH3:50])[C@H:19]([C:23]([NH:25][C@H:26]([C:30]([N:32]([C@@H:34]([C@@H:46]([CH3:49])[CH2:47][CH3:48])[C@H:35]([O:44][CH3:45])[CH2:36][C:37]([O:39]C(C)(C)C)=[O:38])[CH3:33])=[O:31])[CH:27]([CH3:29])[CH3:28])=[O:24])[CH:20]([CH3:22])[CH3:21])=[O:17])[C:11]3[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=3)[C:5]=2[CH:4]=[CH:3][CH:2]=1.FC(F)(F)C(O)=O>ClCCl.C1(C)C=CC=CC=1>[CH:10]1[C:11]2[CH:12]([CH2:14][O:15][C:16]([N:18]([CH3:50])[C@H:19]([C:23]([NH:25][C@H:26]([C:30]([N:32]([C@@H:34]([C@@H:46]([CH3:49])[CH2:47][CH3:48])[C@H:35]([O:44][CH3:45])[CH2:36][C:37]([OH:39])=[O:38])[CH3:33])=[O:31])[CH:27]([CH3:29])[CH3:28])=[O:24])[CH:20]([CH3:22])[CH3:21])=[O:17])[C:13]3[C:5](=[CH:4][CH:3]=[CH:2][CH:1]=3)[C:6]=2[CH:7]=[CH:8][CH:9]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

5

반응물 2

HCID 6422Trifluoroacetic acid2회HCID 71294595tert-butyl (5S,8S,11S,12R)-11-((S)-sec-butyl)-1-(9H-fluoren-9-yl)-5,8-diisopropyl-12-methoxy-4,10-dimethyl-3,6,9-trioxo-2-oxa-4,7,10-triazatetradecan-14-oate

생성물 1

HCID 60042710(5S,8S,11S,12R)-11-((S)-sec-butyl)-1-(9H-fluoren-9-yl)-5,8-diisopropyl-12-methoxy-4,10-dimethyl-3,6,9-trioxo-2-oxa-4,7,10-triazatetradecan-14-oic acid수율 122%

시약·촉매·용매 2

HCID 1140
Toluene
용매
HCID 6344Dichloromethane용매

실험 절차

To #7 (32 g, 46 mmol, 1 eq.) in dichloromethane (160 mL, 0.29 M) was added drop-wise over 10 minutes trifluoroacetic acid (17.4 mL, 231 mmol, 5 eq.). After 6 hours, the same amount of trifluoroacetic acid was added and the reaction was continued for 18 hours. The reaction mixture was diluted with toluene (320 mL) and concentrated in vacuo to provide #8 (35.8 g, 97%) as a pinkish oil, which was used in the next step without further purification. 1H NMR (400 MHz, DMSO-d6), presumed to be a mixture of rotamers, characteristic signals: δ 7.90 (d, J=7.0 Hz, 2H), 7.62 (d, J=7.4 Hz, 2H), 7.41 (br dd, J=7.4, 7.0 Hz, 2H), 7.29-7.35 (m, 2H), 4.54-4.68 (br m, 1H), [4.09 (d, J=11 Hz) and 4.22 (d, J=10.9 Hz), total 1H], 3.74-3.84 (br m, 1H), 3.22 and 3.24 (2 br s, total 3H), 2.94 and 2.96 (2 br s, total 3H), 2.78 and 2.80 (2 br s, total 3H), 2.13-2.24 (m, 1H), 1.89-2.10 (br m, 2H), 1.70-1.81 (br m, 1H).

후처리

  1. waitthe reaction was continued for 18 hours
  2. concentrationconcentrated in vacuo

출처 및 근거

ORD 기록
ord-ce31c22846544bf0a52e699c3ca4106a
출처 데이터셋
uspto-grants-2014_09
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08828401B2

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