Trifluoroacetic acid → HCID 54591107, compound
Reaction equation
COC1C=CC(C[N:8]2[N:14]=[C:13]([N:15]3[CH2:20][CH2:19][C:18]4[N:21]=[C:22]([C:24]5[CH:29]=[CH:28][CH:27]=[CH:26][CH:25]=5)[O:23][C:17]=4[CH2:16]3)[CH:12]3[CH:10]([CH2:11]3)[C:9]2=[O:30])=CC=1.C1(OC)C(=CC=CC=1)OC.C(O)(C(F)(F)F)=O.C(=O)([O-])[O-].[Na+].[Na+]>>[C:24]1([C:22]2[O:23][C:17]3[CH2:16][N:15]([C:13]4[CH:12]5[CH:10]([CH2:11]5)[C:9](=[O:30])[NH:8][N:14]=4)[CH2:20][CH2:19][C:18]=3[N:21]=2)[CH:25]=[CH:26][CH:27]=[CH:28][CH:29]=1Participants
5
Procedure
320 mg (0.75 mmol) 3-(4-methoxy-benzyl)-5-(2-phenyl-6,7-dihydro-4H-oxazolo[5,4-c]pyridin-5-yl)-3,4-diaza-bicyclo[4.1.0]hept-4-en-2-one, 1 ml (7.84 mmol) Veratrol and 6 ml TFA are heated to 100° C. in a pressure vessel for 24 h. The cooled mixture is combined with sat. sodium carbonate solution and extracted with DCM, the org. phase is concentrated by rotary evaporation i. V. and the residue is purified by silica gel (eluant: DCM/methanol).
Workup
- extractionextracted with DCM
- concentrationphase is concentrated by rotary evaporation i
- customand the residue is purified by silica gel (eluant: DCM/methanol)
Sources & evidence
- ORD record
- ord-cee0d33ea51b49d0ae7a2435873ed509
- Source dataset
- uspto-grants-2014_07
- Patent number
- US08772323B2
Reaction notes
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