3-Iodo-7-(trifluoromethyl)-5-(4-(trifluoromethyl)phenyl)pyrazolo[1,5-a]pyrimidine → 2-(4-[7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-phenyl}-propan-2-ol
Reaction equation
I[C:2]1[CH:3]=[N:4][N:5]2[C:10]([C:11]([F:14])([F:13])[F:12])=[CH:9][C:8]([C:15]3[CH:20]=[CH:19][C:18]([C:21]([F:24])([F:23])[F:22])=[CH:17][CH:16]=3)=[N:7][C:6]=12.[C:25]([C:27]1[CH:32]=[CH:31][C:30]([C:33]([OH:36])([CH3:35])[CH3:34])=[CH:29][CH:28]=1)#[CH:26]>>[F:12][C:11]([F:14])([F:13])[C:10]1[N:5]2[N:4]=[CH:3][C:2]([C:26]#[C:25][C:27]3[CH:32]=[CH:31][C:30]([C:33]([OH:36])([CH3:34])[CH3:35])=[CH:29][CH:28]=3)=[C:6]2[N:7]=[C:8]([C:15]2[CH:20]=[CH:19][C:18]([C:21]([F:24])([F:23])[F:22])=[CH:17][CH:16]=2)[CH:9]=1Participants
3
Procedure
The title compound was prepared from 3-iodo-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.1 method 2 step 2) (460 g, 1.0 mmol) and 2-(4-ethynyl-phenyl)-propan-2-ol (example D.4) (161 mg, 1.0 mmol) according to general procedure II. Obtained as an orange solid (300 mg, 60%). MS (ISP) 490.2 [(M+H)+]; mp 170-171° C.
Sources & evidence
- ORD record
- ord-15690d338a124e84b902f26ff171d23c
- Source dataset
- uspto-grants-2008_11
- Patent number
- US07446113B2
Reaction notes
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