L-Leucine, N-((1,1-dimethylethoxy)carbonyl)- → HCID 66590125, compound

HRID 2363557Notes

Reaction equation

HRID 2363557 reaction equation
C(O[C:6]([NH:8][C@H:9]([C:14]([OH:16])=O)[CH2:10][CH:11]([CH3:13])[CH3:12])=O)(C)(C)C.[CH2:17]([N:24]1[CH2:28][C@H:27]2[C@H:29]([NH2:32])[CH2:30][CH2:31][C@H:26]2[CH2:25]1)[C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1.[CH2:33](N1C[C@@H]2[C@@H](N)CC[C@@H]2C1)[C:34]1[CH:39]=CC=C[CH:35]=1>>[CH2:17]([N:24]1[CH2:28][C@H:27]2[C@H:29]([NH:32][C:14](=[O:16])[C@H:9]([CH2:10][CH:11]([CH3:12])[CH3:13])[NH:8][CH2:6][C:34]([CH3:39])([CH3:35])[CH3:33])[CH2:30][CH2:31][C@H:26]2[CH2:25]1)[C:18]1[CH:19]=[CH:20][CH:21]=[CH:22][CH:23]=1

Participants

4

Reactant 3

HCID 83170L-Leucine, N-((1,1-dimethylethoxy)carbonyl)-HCID 25918977(3aS,4R,6aR)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amineHCID 66591011(3aR,4S,6aS)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amine

Product 1

HCID 66590125HCID 66590125, compound

Procedure

The title compound was prepared by substituting (S)-4-methyl-2-(neopentylamino)pentanoic acid from Step A of Example 244 for N-(tert-butoxycarbonyl)-L-leucine and (3aS,4R,6aR)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amine of Step E from Example 16 for (3aR,4S,6aS)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amine in the procedure described in Example 221: 1H NMR (500 MHz, pyridine-d5) δ ppm 8.07-8.09 (m, 1H), 7.43-7.45 (m, 2H), 7.37 (t, J=7.5 Hz, 2H), 7.28 (t, J=7.3 Hz, 1H), 4.43 (p, J=6.2 Hz, 1H), 3.60 (d, J=13.1 Hz, 1H), 3.45 (d, J=13.1 Hz, 1H), 3.26 (dd, J=8.6, 5.6 Hz, 1H), 2.86 (dd, J=8.9, 2.6 Hz, 1H), 2.47-2.60 (m, 2H), 2.42-2.47 (m, 2H), 2.36 (dd, J=9.1, 3.0 Hz, 1H), 2.29-2.35 (m, 1H), 2.29 (dd, J=8.7, 7.3 Hz, 1H), 2.14 (dq, J=12.1, 6.0 Hz, 1H), 1.81-1.95 (m, 2H), 1.52-1.76 (m, 4H), 1.44 (dq, J=13.2, 6.6 Hz, 1H), 0.94 (s, 9H), 0.93 (d, J=6.6 Hz, 3H), 0.87 (d, J=6.5 Hz, 3H); MS (ESI+) m/z 400 (M+H)+.

Sources & evidence

ORD record
ord-b55770329f314848ba6fbee5efd7e19a
Source dataset
uspto-grants-2014_04
Patent number
US08691865B2

Reaction notes

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