Advanced Organic Chemistry: Reaction Mechanism, Strategy, Applications. - The Vilsmeier–Haack reaction (also called the Vilsmeier reaction) is the chemical reaction of a substituted amide with phosphorus oxychloride and an electron-rich arene to
![Vilsmeier–Haack reactions of carbonyl compounds: synthesis of substituted pyrones and pyridines - ScienceDirect Vilsmeier–Haack reactions of carbonyl compounds: synthesis of substituted pyrones and pyridines - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0040402004005472-sc2.gif)
Vilsmeier–Haack reactions of carbonyl compounds: synthesis of substituted pyrones and pyridines - ScienceDirect
Synthesis of some new 1-aryl-4-formyl-3-(4-hydroxy-6-methyl-2-oxo -2H-pyran-3-yl)pyrazoles using the Vilsmeier-Haack reaction--isolation of the key intermediate 1-aryl-3-(4-hydroxy-6-methyl-2-oxo-2H-pyran-3-yl)pyrazoles - Document - Gale Academic OneFile
![Scheme 1. Vilsmeier-Haack mechanism for formyl-de-hydrogenation of P3HT. | Download Scientific Diagram Scheme 1. Vilsmeier-Haack mechanism for formyl-de-hydrogenation of P3HT. | Download Scientific Diagram](https://www.researchgate.net/publication/328751042/figure/fig1/AS:973982920617985@1609227032993/Scheme-1-Vilsmeier-Haack-mechanism-for-formyl-de-hydrogenation-of-P3HT_Q640.jpg)
Scheme 1. Vilsmeier-Haack mechanism for formyl-de-hydrogenation of P3HT. | Download Scientific Diagram
![Micellar effects on kinetics and mechanism of Vilsmeier–Haack formylation and acetylation with Pyridines | SpringerLink Micellar effects on kinetics and mechanism of Vilsmeier–Haack formylation and acetylation with Pyridines | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs11696-022-02066-7/MediaObjects/11696_2022_2066_Figa_HTML.png)