Trifluoroacetic acid → HCID 69758789, compound
Reaction equation
[NH2:1][C:2]1[CH:14]=[CH:13][C:5]([C:6]([O:8]C(C)(C)C)=[O:7])=[CH:4][C:3]=1[CH2:15][N:16](C(OC(C)(C)C)=O)[CH2:17][CH2:18][C:19]1[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=1.[C:32]([OH:38])([C:34]([F:37])([F:36])[F:35])=[O:33]>C(Cl)Cl>[F:35][C:34]([F:37])([F:36])[C:32]([OH:38])=[O:33].[NH2:1][C:2]1[CH:14]=[CH:13][C:5]([C:6]([OH:8])=[O:7])=[CH:4][C:3]=1[CH2:15][NH:16][CH2:17][CH2:18][C:19]1[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
To a solution of tert-butyl 4-amino-3-[[N-(tert-butoxycarbonyl)-N-phenethylamino]methyl]benzoate (2.3 g, 5.4 mmole) in CH2Cl2 (100 mL) at RT was added TFA (25 mL). After 12 hr, the reaction solution was concentrated to an oil and the residue dried under high vacuum overnight. The resulting residue was washed with hexanes and diethyl ether to afford the title compound (2.7 g, 5.4 mmole) as an off-white solid: MS (ES) m/e 271 (M+H-2TFA)+.
Workup
- concentrationthe reaction solution was concentrated to an oil
- customthe residue dried under high vacuum overnight
- washThe resulting residue was washed with hexanes and diethyl ether
Sources & evidence
- ORD record
- ord-da75a40f12e64edd847859058c1fa7eb
- Source dataset
- uspto-grants-2004_07
- Patent number
- US06762201B1
Reaction notes
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