1-(3-(Trifluoromethyl)phenyl)piperazine → 2-(4-Chloro-5-methyl-3-trifluoromethyl-pyrazol-1-yl)-1-[4-(3-trifluoromethyl-phenyl)-piperazin-1-yl]-ethanone

HRID 1372056Notes

Reaction equation

HRID 1372056 reaction equation
CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.[F:25][C:26]([F:40])([F:39])[C:27]1[CH:28]=[C:29]([N:33]2[CH2:38][CH2:37][NH:36][CH2:35][CH2:34]2)[CH:30]=[CH:31][CH:32]=1.[Cl:41][C:42]1[C:43]([C:52]([F:55])([F:54])[F:53])=[N:44][N:45]([CH2:48][C:49](O)=[O:50])[C:46]=1[CH3:47]>>[Cl:41][C:42]1[C:43]([C:52]([F:54])([F:53])[F:55])=[N:44][N:45]([CH2:48][C:49]([N:36]2[CH2:37][CH2:38][N:33]([C:29]3[CH:30]=[CH:31][CH:32]=[C:27]([C:26]([F:25])([F:39])[F:40])[CH:28]=3)[CH2:34][CH2:35]2)=[O:50])[C:46]=1[CH3:47]

Participants

4

Procedure

Title compound was prepared following the HATU mediated coupling protocol P, wherein 1-(3-Trifluoromethylphenyl)-piperazine and (4-Chloro-5-methyl-3-trifluoromethyl-pyrazol-1-yl)-acetic acid were used as the coupling components, to give the product as a solid: 1H NMR (CDCl3, 400 MHz) 7.38 (m, 1H), 7.11 (m, 3H), 5.00 (s, 2H), 3.79 (m, 2H), 3.73 (m, 2H), 3.27 (m, 2H), 3.23 (m, 2H), 2.30 (s, 3H) ppm; MS (ES) M+H expected=455.0, found 455.0.

Sources & evidence

ORD record
ord-a2a104c81d3a4384a4a85b5f37a5f491
Source dataset
uspto-grants-2007_01
Patent number
US07157464B2

Reaction notes

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