4-Methylmorpholine → HCID 57217334, compound
Reaction equation
FC(F)(F)C(O)=O.[CH2:8]([NH:16][C:17](=[O:31])[CH:18]([NH2:30])[C:19]([NH:21][CH2:22][CH2:23][C:24]1[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=1)=[O:20])[CH2:9][C:10]1[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=1.[Br:32][C@H:33]([CH2:37][C:38]1[CH:43]=[CH:42][CH:41]=[CH:40][CH:39]=1)[C:34](O)=[O:35].CN1CCOCC1.Cl.C(N=C=NCCCN(C)C)C.O.ON1C2C=CC=CC=2N=N1>ClCCl>[CH2:22]([NH:21][C:19](=[O:20])[CH:18]([NH:30][C:34](=[O:35])[C@H:33]([Br:32])[CH2:37][C:38]1[CH:39]=[CH:40][CH:41]=[CH:42][CH:43]=1)[C:17]([NH:16][CH2:8][CH2:9][C:10]1[CH:11]=[CH:12][CH:13]=[CH:14][CH:15]=1)=[O:31])[CH2:23][C:24]1[CH:25]=[CH:26][CH:27]=[CH:28][CH:29]=1Participants
7
Reactant 5
Product 1
Reagents, catalysts & solvents 1
Procedure
Prepare by the method of Example 1.3 using N,N′-diphenethyl-2-aminomalonamide trifluoroacetic acid salt (0.61 g, 0.600 mmol), (R)-2-bromo-3-phenylpropionic acid (0.137 g, 0.600 mmol), N-methylmorpholine (0.20 mL, 1.8 mmol), 1-ethyl-3-(3-(dimethylamino)propyl)carbodiimide hydrochloric acid salt (0.14 g, 0.72 mmol), and 1-hydroxybenztriazole hydrate (0.097 g, 0.72 mmol) in dichloromethane (10 mL). Purify by chromatography on silica gel eluting with 1/1 ethyl acetate/hexane to give the title compound (60%).
Workup
- customPurify by chromatography on silica gel eluting with 1/1 ethyl acetate/hexane
Sources & evidence
- ORD record
- ord-a2d2472ac2b94cf9be5e8bd70831ae5c
- Source dataset
- uspto-grants-2001_12
- Patent number
- US06329550B1
Reaction notes
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