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)-valyl)amino-6-phenyl-2-azahexane

HRID 1458445Notes

Reaction equation

HRID 1458445 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:63])[C@@H:43]([NH:51][C:52](=[O:62])[C@H:53]([CH:59]([CH3:61])[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:63])[C@@H:43]([NH:51][C:52](=[O:62])[C@H:53]([CH:59]([CH3:61])[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 107684261-[4-(Thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-valyl)amino-6-phenyl-2-azahexaneHCID 13221302N-Carbethoxy-L-valine

Product 1

HCID 867534551-[4-(Thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-N-(N-ethoxycarbonyl-(L)-valyl)-amino-5(S)-N-(N-methoxycarbonyl-(L)-valyl)amino-6-phenyl-2-azahexane

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

Analogously to Example 7, 213 mg (1.13 mmol) of N-ethoxycarbonyl-(L)-valine, 431 mg (2.25 mmol) of EDC and 304 mg (2.25 mmol) of HOBT in 18 ml of DMF and 627 μl (4.5 mmol) of TEA are reacted with 0.75 mmol of 1-[4-(thiazol-5-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-valyl)amino-6-phenyl-2-azahexane (Example 7b) to form the title compound: m.p: 243°-244° C; HPLC20-100 : tRet =14.0; FAB MS (M+H)+ =697.

Sources & evidence

ORD record
ord-c1183e7429014625a3c9717e4b0dcf08
Source dataset
uspto-grants-1998_12
Patent number
US05849911

Reaction notes

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