Abstract
The Cadogan reaction refers to the deoxygenation of o-nitrostyrenes 1 or o-nitrostilbenes with trialkyl phosphite or trialkylphosphine and subsequent cyclization of the resulting intermediate nitrene 2 to form indoles 3.
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References
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Li, J.J. (2014). Cadogan–Sundberg indole synthesis. In: Name Reactions. Springer, Cham. https://doi.org/10.1007/978-3-319-03979-4_49
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DOI: https://doi.org/10.1007/978-3-319-03979-4_49
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