3-Acetylpyridine → 5-(Pyridin-3-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile

HRID 2054231

Reaktionsgleichung

Reaktionsgleichung von HRID 2054231
[N:1]1[CH:6]=[CH:5][CH:4]=[C:3]([C:7](=O)[CH2:8][C:9](=O)[C:10]([F:13])([F:12])[F:11])[CH:2]=1.C(C1C=NC=CC=1)(=O)C.[NH2:25][C:26]1[C:30]([C:31]#[N:32])=[CH:29][NH:28][N:27]=1>>[N:1]1[CH:6]=[CH:5][CH:4]=[C:3]([C:7]2[CH:8]=[C:9]([C:10]([F:13])([F:12])[F:11])[N:27]3[N:28]=[CH:29][C:30]([C:31]#[N:32])=[C:26]3[N:25]=2)[CH:2]=1

Komponenten

4

Versuchsvorschrift

Reaction of 1-pyridin-3-yl-4,4,4-trifluoro-butane-1,3-dione (217 mg, 1.0 mmol), prepared from commercially available 3-acetylpyridine according to general procedure A, and 3-amino-4-cyano-pyrazole (108 mg, 1.0 mmol) according to general procedure B yielded the title compound as an off-white solid (45 mg, 16%). MS (ISP) 290.2 [(M+H)+]; mp 193° C.

Quellen und Nachweise

ORD-Eintrag
ord-fa9185b0acf04ff488f0815a41eb41a5
Quelldatensatz
uspto-grants-2008_02
Patentnummer
US07329662B2

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