(S)-2-((tert)-Butoxycarbonyl)amino)butanoic acid → Ethyl 6-(((R)-3-((((S)-2-aminobutanoyl)oxy)methyl)morpholino)methyl)-4-(2-bromo-4-fluorophenyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate

HRID 524828Notes

Reaction equation

[Br:1][C:2]1[CH:7]=[C:6]([F:8])[CH:5]=[CH:4][C:3]=1[CH:9]1[C:14]([C:15]([O:17][CH2:18][CH3:19])=[O:16])=[C:13]([CH2:20][N:21]2[CH2:26][CH2:25][O:24][CH2:23][C@@H:22]2[CH2:27][OH:28])[NH:12][C:11]([C:29]2[S:30][CH:31]=[CH:32][N:33]=2)=[N:10]1.C(OC([NH:41][C@@H:42]([CH2:46][CH3:47])[C:43](O)=[O:44])=O)(C)(C)C>>[NH2:41][C@@H:42]([CH2:46][CH3:47])[C:43]([O:28][CH2:27][C@@H:22]1[N:21]([CH2:20][C:13]2[NH:12][C:11]([C:29]3[S:30][CH:31]=[CH:32][N:33]=3)=[N:10][CH:9]([C:3]3[CH:4]=[CH:5][C:6]([F:8])=[CH:7][C:2]=3[Br:1])[C:14]=2[C:15]([O:17][CH2:18][CH3:19])=[O:16])[CH2:26][CH2:25][O:24][CH2:23]1)=[O:44]

Participants

Reactant 2

HCID 2755934(S)-2-((tert)-Butoxycarbonyl)amino)butanoic acid

HCID 118107606Ethyl 4-(2-bromo-4-fluorophenyl)-6-(((S)-3-(hydroxymethyl)morpholino)methyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate

Product 1

HCID 118107506Ethyl 6-(((R)-3-((((S)-2-aminobutanoyl)oxy)methyl)morpholino)methyl)-4-(2-bromo-4-fluorophenyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylateYield 31.2%

Procedure

Ethyl 4-(2-bromo-4-fluorophenyl)-6-(((S)-3-(hydroxymethyl)morpholino)methyl)-2-(thiazol-2-yl)-1,4-dihydropyrimidine-5-carboxylate (1 g, 1.9 mmol) was reacted with (S)-2-((tert-butoxycarbonyl)amino)butanoic acid (0.61 g, 3 mmol) according to the procedure as described in Example 49 to give the title compound as yellow oil (0.37 g, 31%). The compound was characterized by the following spectroscopic data:

Sources & evidence

ORD record: ord-0cf949683c644b04b6c2f5ba6b4ed1bb
Source dataset: uspto-grants-2016_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09340538B2

Reaction notes

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