ฮฑ-Amino phosphonates were obtained in a one-pot, simple, and efficient method from the reaction between aldehyde, aniline, trialkyl phosphite, and silica sulfuric acid as a catalyst in acetonitrile at room temperature.
Silica sulfuric acid a novel and heterogeneous catalyst for the synthesis of some new oxindole derivatives
โ Scribed by Javad Azizian; Ali A. Mohammadi; Narges Karimi; Mohammad R. Mohammadizadeh; Ali R. Karimi
- Book ID
- 119215545
- Publisher
- Elsevier Science
- Year
- 2006
- Tongue
- English
- Weight
- 113 KB
- Volume
- 7
- Category
- Article
- ISSN
- 1566-7367
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## Abstract Modified silica sulfuric acid (MSSA) as a new type of silica sulfuric acid was prepared and effectively used in the conjugate addition of indole, pyrrole, and thiols with Michael acceptors under mild conditions at room temperature. Also, MSSA was used as a catalyst for the synthesis of
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