(R)-(+)-1-Phenylethyl isocyanate → (3aR*,10aS*)-9-[4-[3-((R)-1-Phenylethyl)ureido]-benzyl]-4-(phthalimidoacetyl)-2,3,3a,4,9,10a-hexahydrobenzo[b]cyclopenta[e][1,4]diazepin-10(1H)-one
Reaction equation
[NH2:1][C:2]1[CH:37]=[CH:36][C:5]([CH2:6][N:7]2[C:13](=[O:14])[C@H:12]3[CH2:15][CH2:16][CH2:17][C@H:11]3[N:10]([C:18](=[O:31])[CH2:19][N:20]3[C:24](=[O:25])[C:23]4=[CH:26][CH:27]=[CH:28][CH:29]=[C:22]4[C:21]3=[O:30])[C:9]3[CH:32]=[CH:33][CH:34]=[CH:35][C:8]2=3)=[CH:4][CH:3]=1.[C:38]1([C@H:44]([N:46]=[C:47]=[O:48])[CH3:45])[CH:43]=[CH:42][CH:41]=[CH:40][CH:39]=1>C(OCC)(=O)C.C(OCC)C>[C:38]1([C@H:44]([NH:46][C:47](=[O:48])[NH:1][C:2]2[CH:3]=[CH:4][C:5]([CH2:6][N:7]3[C:13](=[O:14])[C@H:12]4[CH2:15][CH2:16][CH2:17][C@H:11]4[N:10]([C:18](=[O:31])[CH2:19][N:20]4[C:21](=[O:30])[C:22]5=[CH:29][CH:28]=[CH:27][CH:26]=[C:23]5[C:24]4=[O:25])[C:9]4[CH:32]=[CH:33][CH:34]=[CH:35][C:8]3=4)=[CH:36][CH:37]=2)[CH3:45])[CH:43]=[CH:42][CH:41]=[CH:40][CH:39]=1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
Using (3aR*,10aS*)-9-(4-aminobenzyl)-4-(phthalimidoacetyl)-2,3,3a,4,9,10a-hexahydrobenzo[b]cyclopenta[e][1,4]diazepin-10(1H)-one and (R)-1-phenylethyl isocyanate, the title compound was synthesized in otherwise the same manner as Example 26. Yield 54%, m.p. 158°-163° C. (ethyl acetate-diethyl ether).
Sources & evidence
- ORD record
- ord-4636ea6261ea4bc0a0eef21e01f9c8e5
- Source dataset
- uspto-grants-1999_02
- Patent number
- US05866567
Reaction notes
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