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Synthesis and Butyllithium-Induced Cyclisation of 2-Benzyloxyphenylphosphonamidates Giving 2,3-Dihydrobenzo[d][1,3]oxaphospholes
- R. Alan Aitken,
- Khadija Ait Moulay,
- David B. Cordes,
- Ryan A. Inwood,
- Fraser G. Jamieson,
- Alexander J. B. Nelson and
- Aidan P. McKay
A series of fourteen O-ethyl-N-butylphenylphosphonamidates with benzyl ether substituents at the ortho position was prepared and fully characterised. Upon treatment with n-butyllithium in THF at RT, they underwent cyclisation in eight cases to give t...

