1,2-Dichloroethane → 1-[4-(Thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-N-(N-ethoxycarbonyl-(L)-valyl)-amino-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane

HRID 380202Notes

Reaction equation

HRID 380202 reaction equation
[CH2:1]([O:3][C:4]([NH:6][C@H:7]([C:11]([OH:13])=O)[CH:8]([CH3:10])[CH3:9])=[O:5])[CH3:2].C(Cl)CCl.C1C=CC2N(O)N=[N:24]C=2C=1.[S:28]1[C:32]([C:33]2[CH:38]=[CH:37][C:36]([CH2:39][N:40](N)[CH2:41][C@H:42]([OH:64])[C@@H:43]([NH:51][C:52](=[O:63])[C@H:53]([C@H:59]([CH2:61][CH3:62])[CH3:60])[NH:54][C:55]([O:57][CH3:58])=[O:56])[CH2:44][C:45]3[CH:50]=[CH:49][CH:48]=[CH:47][CH:46]=3)=[CH:35][CH:34]=2)=[CH:31][N:30]=[CH:29]1>CN(C=O)C>[S:28]1[C:32]([C:33]2[CH:38]=[CH:37][C:36]([CH:39]([NH2:24])[N:40]([C:11](=[O:13])[C@H:7]([CH:8]([CH3:9])[CH3:10])[NH:6][C:4]([O:3][CH2:1][CH3:2])=[O:5])[CH2:41][C@H:42]([OH:64])[C@@H:43]([NH:51][C:52](=[O:63])[C@H:53]([C@H:59]([CH2:61][CH3:62])[CH3:60])[NH:54][C:55]([O:57][CH3:58])=[O:56])[CH2:44][C:45]3[CH:50]=[CH:49][CH:48]=[CH:47][CH:46]=3)=[CH:35][CH:34]=2)=[CH:31][N:30]=[CH:29]1

Participants

6

Reactant 4

HCID 111,2-DichloroethaneHCID 757711-HydroxybenzotriazoleHCID 13221302N-Carbethoxy-L-valineHCID 665780011-[4-(thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-amino-5 (S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane

Product 1

HCID 867534561-[4-(Thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-N-(N-ethoxycarbonyl-(L)-valyl)-amino-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent2×

Procedure

Analogously to Example 7, 175 mg (0.92 mmol) of N-ethoxycarbonyl-(L)-valine, 332 mg (1.7 mmol) of EDC and 156 mg (1.15 mmol) of HOBT in 2.5 ml of DMF and 483 μl (3.47 mmol) of TEA are reacted with 0.578 mmol of 1-[4-(thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane (Example 11b) in 5.2 ml of DMF to form the title compound: m.p: 200-203° C.; HPLC20-100: tRet=14.6; FAB MS (M+H)+=711.

Sources & evidence

ORD record
ord-32dcb7b65ea34d51bd6ddebf20af738a
Source dataset
uspto-grants-2001_10
Patent number
US06300519B1

Reaction notes

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