(4-Chloro-5-methyl-3-trifluoromethyl-pyrazol-1-yl)-acetic acid → 2-(4-Chloro-5-methyl-3-trifluoromethyl-pyrazol-1-yl)-1-[4-(3,4-dimethyl-phenyl)-piperazin1-yl]-ethanone

HRID 1372032Notes

Reaction equation

HRID 1372032 reaction equation
CN(C(ON1N=NC2C=CC=NC1=2)=[N+](C)C)C.F[P-](F)(F)(F)(F)F.[CH3:25][C:26]1[CH:27]=[C:28]([N:33]2[CH2:38][CH2:37][NH:36][CH2:35][CH2:34]2)[CH:29]=[CH:30][C:31]=1[CH3:32].[Cl:39][C:40]1[C:41]([C:50]([F:53])([F:52])[F:51])=[N:42][N:43]([CH2:46][C:47](O)=[O:48])[C:44]=1[CH3:45]>>[Cl:39][C:40]1[C:41]([C:50]([F:52])([F:51])[F:53])=[N:42][N:43]([CH2:46][C:47]([N:36]2[CH2:35][CH2:34][N:33]([C:28]3[CH:29]=[CH:30][C:31]([CH3:32])=[C:26]([CH3:25])[CH:27]=3)[CH2:38][CH2:37]2)=[O:48])[C:44]=1[CH3:45]

Participants

4

Procedure

Title compound was prepared following the HATU mediated coupling protocol P, wherein 1-(3,4-Dimethylphenyl)-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 (DMSO-d6, 400 MHz) 7.03 (d, 1H), 6.94 (br s, 1H), 6.84 (br s, 1H), 5.38 (s, 2H), 3.68 (m, 4H), 3.25 (m, 2H), 3.15 (m, 2H), 2.18 (s, 6H), 2.14 (s, 3H) ppm; MS (ES) M+H expected=415.1, found=415.1.

Sources & evidence

ORD record
ord-78b683fe5f0242b1b348674e09f24a95
Source dataset
uspto-grants-2007_01
Patent number
US07157464B2

Reaction notes

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