1,2-Dichloroethane → methyl N-[(2S)-1-[[(2S,3S)-4-[[[(2S)-2-(ethoxycarbonylamino)-3-methylbutanoyl]amino]-[[4-(1,3-thiazol-2-yl)phenyl]methyl]amino]-3-hydroxy-1-phenylbutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]carbamate

HRID 1873263Notes

Reaction equation

HRID 1873263 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=NC=2C=1.[S:28]1[CH:32]=[CH:31][N:30]=[C:29]1[C:33]1[CH:38]=[CH:37][C:36]([CH2:39][N:40]([NH2:64])[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]2[CH:50]=[CH:49][CH:48]=[CH:47][CH:46]=2)=[CH:35][CH:34]=1>CN(C=O)C>[S:28]1[CH:32]=[CH:31][N:30]=[C:29]1[C:33]1[CH:34]=[CH:35][C:36]([CH2:39][N:40]([NH:64][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]2[CH:50]=[CH:49][CH:48]=[CH:47][CH:46]=2)=[CH:37][CH:38]=1

Participants

6

Reactant 4

HCID 111,2-DichloroethaneHCID 757711-HydroxybenzotriazoleHCID 106974131-[4-(Thiazol-2-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-valyl)amino6-phenyl-2-azahexaneHCID 13221302N-Carbethoxy-L-valine

Product 1

HCID 467964methyl N-[(2S)-1-[[(2S,3S)-4-[[[(2S)-2-(ethoxycarbonylamino)-3-methylbutanoyl]amino]-[[4-(1,3-thiazol-2-yl)phenyl]methyl]amino]-3-hydroxy-1-phenylbutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]carbamate

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

Analogously to Example 7, 106 mg (0.56 mmol) of N-ethoxycarbonyl-(L)-valine, 201 mg (1.05 mmol) of EDC and 95 mg (0.7 mmol) of HOBT in 4.6 ml of DMF and 293 μl (2.1 mmol) of TEA are reacted with 0.35 mmol of 1-[4-(thiazol-2-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-valyl)amino-6-phenyl-2-azahexane to form the title compound: Anal. (C35H48N6O7S (0.20 H2O)) calc. C 60.01, H 6.96, N 12.00, S 4.58, H2O 0.51: found C 60.07, H 6.78, N 11.93, S 4.70, H2O 0.52; HPLC20-100 : tRet =14.6; FAB MS (M+H)+ =697.

Sources & evidence

ORD record
ord-912cdacaffe7422da302faf8177fa87c
Source dataset
uspto-grants-2000_08
Patent number
US06110946

Reaction notes

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