Acetic Acid → N-(3-methylbutyl)-N,N-bis[(2R)-2-(thiazol-5-ylmethoxycarbonylamino)-3-phenylpropyl]amine

HRID 39383

Reaction equation

HRID 39383 reaction equation
[S:1]1[C:5]([CH2:6][O:7][C:8]([NH:10][C@H:11]([CH2:33][C:34]2[CH:39]=[CH:38][CH:37]=[CH:36][CH:35]=2)[CH2:12][NH:13][CH2:14][C@H:15]([NH:23][C:24]([O:26][CH2:27][C:28]2[S:32][CH:31]=[N:30][CH:29]=2)=[O:25])[CH2:16][C:17]2[CH:22]=[CH:21][CH:20]=[CH:19][CH:18]=2)=[O:9])=[CH:4][N:3]=[CH:2]1.[CH3:40][CH:41]([CH3:45])[CH2:42][CH:43]=O.C(O)(=O)C.C(O[BH-](OC(=O)C)OC(=O)C)(=O)C.[Na+]>>[CH3:40][CH:41]([CH3:45])[CH2:42][CH2:43][N:13]([CH2:14][C@H:15]([NH:23][C:24]([O:26][CH2:27][C:28]1[S:32][CH:31]=[N:30][CH:29]=1)=[O:25])[CH2:16][C:17]1[CH:18]=[CH:19][CH:20]=[CH:21][CH:22]=1)[CH2:12][C@H:11]([NH:10][C:8]([O:7][CH2:6][C:5]1[S:1][CH:2]=[N:3][CH:4]=1)=[O:9])[CH2:33][C:34]1[CH:39]=[CH:38][CH:37]=[CH:36][CH:35]=1

Participants

5

Reactant 4

HCID 176Acetic AcidHCID 115523-MethylbutanalHCID 5049666Sodium triacetoxyborohydrideHCID 11854471N,N-bis[(2R)-2-(thiazol-5-ylmethoxycarbonylamino)-3-phenylpropyl]amine

Product 1

HCID 11854722N-(3-methylbutyl)-N,N-bis[(2R)-2-(thiazol-5-ylmethoxycarbonylamino)-3-phenylpropyl]amineYield 45%

Procedure

The product from Example 31D (80 mg, 0.141 mmol), 3-methylbutanal (18 μl, 0.170 mmol), acetic acid (10 μl, 0.166 mmol), and sodium triacetoxyborohydride (48 mg, 0.226 mmol) were processed as described in Example 27 to provide the title compound (40 mg, 45%). 1H NMR (CDCl3) δ 8.73 (s, 2H), 7.78 (s, 2H), 7.32-7.11 (m, 10H), 5.32-5.08 (m, 6H), 3.95 (br s, 2H), 2.83 (br s, 2H), 2.71 (dd, 2H), 2.48-2.23 (m, 4H), 1.43 (m, 2H), 1.08 (m, 2H), 0.76 (t, 6H); MS (ESI+) m/z 636 (M+H)+.

Sources & evidence

ORD record
ord-d15e0130e4cf487dbfb32e9e78e67d07
Source dataset
uspto-grants-2013_09
Patent number
US08524753B2

Linked notes

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