Trifluoroacetic acid → 4-[(2-{4-[5-Chloro-2-(trifluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoic acid

HRID 57027Notes

Reaction equation

[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([O:35][C:36]([F:39])([F:38])[F:37])=[C:6]([C:8]2[C:13]([O:14][CH3:15])=[CH:12][N:11]([CH:16]([CH3:33])[C:17]([NH:19][C:20]3[CH:32]=[CH:31][C:23]([C:24]([O:26]C(C)(C)C)=[O:25])=[CH:22][CH:21]=3)=[O:18])[C:10](=[O:34])[CH:9]=2)[CH:7]=1.C(O)(C(F)(F)F)=O>>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([O:35][C:36]([F:39])([F:37])[F:38])=[C:6]([C:8]2[C:13]([O:14][CH3:15])=[CH:12][N:11]([CH:16]([CH3:33])[C:17]([NH:19][C:20]3[CH:32]=[CH:31][C:23]([C:24]([OH:26])=[O:25])=[CH:22][CH:21]=3)=[O:18])[C:10](=[O:34])[CH:9]=2)[CH:7]=1

Participants

Reactant 2

HCID 6422Trifluoroacetic acid

HCID 117622758tert-Butyl 4-[(2-{4-[5-chloro-2-(trifluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoate

Product 1

HCID 1176228914-[(2-{4-[5-Chloro-2-(trifluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoic acid

Procedure

155 mg (0.23 mmol) of tert-butyl 4-[(2-{4-[5-chloro-2-(trifluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoate were hydrolysed with TFA according to General Method 2. Yield: 67 mg (purity 94%, 54% of theory)

Sources & evidence

ORD record: ord-dbe3534c7f5844889d07f55396f7f70d
Source dataset: uspto-grants-2016_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US09434690B2

Reaction notes

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