Reaktionsgleichung
[Cl:1][C:2]1[CH:9]=[CH:8][CH:7]=[C:6]([CH3:10])[C:3]=1[C:4]#[N:5].S(=O)(=O)(O)[OH:12]>>[Cl:1][C:2]1[CH:9]=[CH:8][CH:7]=[C:6]([CH3:10])[C:3]=1[C:4]([NH2:5])=[O:12]Komponenten
3
Versuchsvorschrift
A solution of 2-chloro-6-methylbenzonitrile (2.0 g) in conc. sulphuric acid (10 mL) was heated at 100° C. for 3-4 h. The reaction mass was quenched in ice-water and the solid obtained was filtered. The precipitate was suck dried to afford 1.5 g of desired product. 1H NMR (300 MHz, DMSO d6): δ 2.28 (s, 3H), 7.21-7.27 (m, 3H), 7.65 (s, 1H), 7.91 (s, 1H).
Aufarbeitung
- customThe reaction mass was quenched in ice-water
- customthe solid obtained
- filtrationwas filtered
- customdried
Quellen und Nachweise
- ORD-Eintrag
- ord-5a83dc1c2a5541c88538793d55000b51
- Quelldatensatz
- uspto-grants-2015_08
- Patentnummer
- US09096545B2
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