Propionyl Acetophenone → (2S)-2-{[(Z)-1-ethyl-3-oxo-3-phenyl-1-propenyl]amino}-3-(4-{2-[2-(4-isopropoxyphenyl)-5-methyl-1,3oxazol-4-yl]ethoxy}phenyl)propanoic acid

HRID 2300632Notes

Reaction equation

[NH2:1][C@@H:2]([CH2:6][C:7]1[CH:12]=[CH:11][C:10]([O:13][CH2:14][CH2:15][C:16]2[N:17]=[C:18]([C:22]3[CH:27]=[CH:26][C:25]([O:28][CH:29]([CH3:31])[CH3:30])=[CH:24][CH:23]=3)[O:19][C:20]=2[CH3:21])=[CH:9][CH:8]=1)[C:3]([OH:5])=[O:4].[C:32]1([C:38](=[O:44])[CH2:39][C:40](=O)[CH2:41][CH3:42])[CH:37]=[CH:36][CH:35]=[CH:34][CH:33]=1>>[CH2:41](/[C:40](/[NH:1][C@@H:2]([CH2:6][C:7]1[CH:8]=[CH:9][C:10]([O:13][CH2:14][CH2:15][C:16]2[N:17]=[C:18]([C:22]3[CH:23]=[CH:24][C:25]([O:28][CH:29]([CH3:31])[CH3:30])=[CH:26][CH:27]=3)[O:19][C:20]=2[CH3:21])=[CH:11][CH:12]=1)[C:3]([OH:5])=[O:4])=[CH:39]/[C:38](=[O:44])[C:32]1[CH:37]=[CH:36][CH:35]=[CH:34][CH:33]=1)[CH3:42]

Participants

Reactant 2

HCID 21408Propionyl Acetophenone

HCID 70160210(2S)-2-amino-3-(4-{2-[2-(4-isopropoxyphenyl)-5-methyl-1,3-oxazol-4-yl]ethoxy}phenyl)propanoic acid

Product 1

HCID 9959998(2S)-2-{[(Z)-1-ethyl-3-oxo-3-phenyl-1-propenyl]amino}-3-(4-{2-[2-(4-isopropoxyphenyl)-5-methyl-1,3oxazol-4-yl]ethoxy}phenyl)propanoic acid

Procedure

The title compound was prepared (as described above for the preparation of Example 2) from 75 mg (0.177 mmol) of Intermediate 51 and 34 mg (0.194 mmol) of Intermediate 16 to yield 30 mg of Example 17: TLC (DCM/MeOH (4:1): Rf=0.63; 1H NMR (DMSO-d6, 400 MHz) δ11.49 (d, 1H, J=9.6), 7.77 (m, 4H), 7.37 (m, 3H), 7.10 (d, 2H, J=8.8), 6.97 (d, 2H, J=9.2), 6.79 (d, 2H, J=9.2), 5.54 (s, 1H), 4.66 (septuplet, 1H, J=6.0), 4.12 (t, 2H, J=6.8), 4.04 (m, 1H), 3.35 (m, 1H), 3.11 (m, 1H), 2.84 (t, 2H, J=6.8), 2.72 (dd, 1H, J=13.9, 9.2), 2.28 (s, 3H), 1.99 (m, 2H), 1.26 (d, 6H, J=6.0), 0.91 (m 3H, J=7.6); low resolution MS (ES+)m/e 583.1 (MH+).

Sources & evidence

ORD record: ord-9037bcd23a854f039ad6a855fbd688a2
Source dataset: uspto-grants-2002_12
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US06498174B1

Reaction notes

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