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 1458459Notes

Reaction equation

HRID 1458459 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-b8213557276443029facd3b8df579bae
Source dataset
uspto-grants-1998_12
Patent number
US05849911

Reaction notes

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