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(Z)-N-[5,6-Didehydro-N6-[(1,1-dimethylethoxy)-carbonyl]-6-(methoxycarbonyl)-N2-[(phenylmethoxy)-carbonyl]-L-lysyl]-D-alanine Methyl Ester → N-[N6-[(1,1-Dimethylethoxy)carbonyl]-(R)-6-(methoxycarbonyl)-N2-[(phenylmethoxy)carbonyl]-L-lysyl]-D-Alanine Methyl Ester

HRID 1077967
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HRID 1077967 반응식
[CH3:1][O:2][C:3](=[O:37])[C@@H:4]([CH3:36])[NH:5][C:6](=[O:35])[C@H:7]([CH2:19][CH2:20]/[CH:21]=[C:22](/[C:31]([O:33][CH3:34])=[O:32])\[NH:23][C:24]([O:26][C:27]([CH3:30])([CH3:29])[CH3:28])=[O:25])[NH:8][C:9]([O:11][CH2:12][C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1)=[O:10].[H][H].C1(P([C@H]([C@@H](P(C2C=CC=CC=2)C2C=CC=CC=2)C)C)C2C=CC=CC=2)C=CC=CC=1.CC=CCC=CC>C(O)(=O)C.C1COCC1.Cl([O-])(=O)(=O)=O.[Rh+]>[CH3:1][O:2][C:3](=[O:37])[C@@H:4]([CH3:36])[NH:5][C:6](=[O:35])[C@@H:7]([CH2:19][CH2:20][CH2:21][CH:22]([C:31]([O:33][CH3:34])=[O:32])[NH:23][C:24]([O:26][C:27]([CH3:29])([CH3:30])[CH3:28])=[O:25])[NH:8][C:9]([O:11][CH2:12][C:13]1[CH:18]=[CH:17][CH:16]=[CH:15][CH:14]=1)=[O:10]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

7

반응물 3

HCID 86747860(Z)-N-[5,6-Didehydro-N6-[(1,1-dimethylethoxy)-carbonyl]-6-(methoxycarbonyl)-N2-[(phenylmethoxy)-carbonyl]-L-lysyl]-D-alanine Methyl EsterHCID 131719488hepta-2,5-diene [2S,3S]bis(diphenylphosphino)butaneHCID 178418361HCID 178418361, 화합물

생성물 1

HCID 67800369N-[N6-[(1,1-Dimethylethoxy)carbonyl]-(R)-6-(methoxycarbonyl)-N2-[(phenylmethoxy)carbonyl]-L-lysyl]-D-Alanine Methyl Ester수율 92.6%

시약·촉매·용매 3

HCID 178521653HCID 178521653, 화합물촉매HCID 176Acetic Acid용매HCID 8028Tetrahydrofuran용매

실험 절차

A solution of 8.5 g of 47c in 25 mL of acetic acid and 250 mL of THF is hydrogenated at 48 psi of hydrogen over 0.5 g of (bicyclo(2.2.1.)hepta-2,5-diene [2S,3S]bis(diphenylphosphino)butane)rhodium(I) perchlorate for 18 h. The reaction is filtered and evaporated to a residue. The residue is chromatographed using variable gradient hexane-ethyl acetate to give 7.9 g of reduced product as a residue. Multiple crystallizations give 2.6 g of diastereomerically pure 40c. NMR(CDCl3) δ 1.40(d,J=6 Hz,3H); 1.43(s,9H); 1.60-1.97(m,6H); 3.73(s,3H); 3.74(s,3H); 4.12-4.37(m,2H); 4.52-4.61(m,1H); 5.12(bs,3H); 5.44-5.55(b s,1H); 6.73(b s,1H); 7.36(b s,5H); 13C--NMR: δ 18.02(CH--CH3); 21.12(CH2 --CH2 --CH2); 28.23(--OC(CH3)3); 31.87(--CH2 --CH2 --); 32.29(--CH2CH2 --); 47.99(--CHCH3); 52.23(--OCH3); 52.38(--OCH3); 52.75(OCCHN); 54.41(OCCHN); 67.01(--OCH2Ar); 79.97(--OC(CH3)3); 127.99 (phenyl ring carbon); 128.09 (phenyl ring carbon); 128.44 (ArCH); 136.13(ArCC); 155.48(OCONH); 156.23(OCONH); 171.10(--CONH--); 173.03(--CO2 --2X); IR(KBr) (cm-1): 3340(s); 1760(s); 1740(s); 1680(s); 1660 (s); 1660 (s); 1520(s); MS(FAB) m/z 546(M+Na)+ ; 524(MH)+ ; 424(MH--C4H8CO2); Anal. Calcd: C, 57.35; H, 7.12; N, 8.03; Found: C, 57.23; H, 7.27; N, 8.03; rotation [α]D25 -9±1; m.p. 120°-121° C.

후처리

  1. customfor 18 h
  2. filtrationThe reaction is filtered
  3. customevaporated to a residue
  4. customThe residue is chromatographed

출처 및 근거

ORD 기록
ord-1abf7947dd4f4c67a88044201f11ba99
출처 데이터셋
uspto-grants-1996_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05545662

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