2-Amino-1,3-oxazole-4-carboxylic acid → (S)-2-amino-N-(1-(3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl)propan-2-yl)oxazole-4-carboxamide

HRID 872630Notes

Reaction equation

HRID 872630 reaction equation
[NH2:1][C:2]1[O:3][CH:4]=[C:5]([C:7]([OH:9])=O)[N:6]=1.[NH2:10][C@@H:11]([CH3:27])[CH2:12][N:13]1[CH:17]=[CH:16][C:15]([C:18]2[CH:25]=[CH:24][C:21]([C:22]#[N:23])=[C:20]([Cl:26])[CH:19]=2)=[N:14]1>>[NH2:1][C:2]1[O:3][CH:4]=[C:5]([C:7]([NH:10][C@@H:11]([CH3:27])[CH2:12][N:13]2[CH:17]=[CH:16][C:15]([C:18]3[CH:25]=[CH:24][C:21]([C:22]#[N:23])=[C:20]([Cl:26])[CH:19]=3)=[N:14]2)=[O:9])[N:6]=1

Participants

3

Reactant 2

HCID 219554022-Amino-1,3-oxazole-4-carboxylic acidHCID 67170882(S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrile

Product 1

HCID 70656534(S)-2-amino-N-(1-(3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl)propan-2-yl)oxazole-4-carboxamideYield 35.7%

Procedure

(S)-2-amino-N-(1-(3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl)propan-2-yl)oxazole-4-carboxamide was prepared using the method of Example 34(d) starting from 2-amino-1,3-oxazole-4-carboxylic acid (0.037 g, 0.288 mmol) and (S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrile (0.05 g, 0.192 mmol). Yield 35.7%. 1H-NMR (400 MHz; MeOD): δ 1.23 (d, 3H), 4.30 (dd, 1H), 4.37 (dd, 1H), 4.46-4.54 (m, 1H), 6.77 (d, 1H), 7.65 (s, 1H), 7.69 (d, 1H), 7.79 (dd, 1H), 7.91 (dd, 1H), 8.05 (dd, 1H).

Sources & evidence

ORD record
ord-32289ee19666453cb635cc2dd43795ec
Source dataset
uspto-grants-2015_03
Patent number
US08975254B2

Reaction notes

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