Shunsuke Koya

[5 + 2] Cycloaddition reaction of 2-vinylaziridines and sulfonyl isocyanates. Synthesis of seven-membered cyclic ureas.

S. Saito, I. Azumaya, H. Masu, 2012, The Journal of organic chemistry.

[5 + 2] Cycloaddition reaction of 2-vinylaziridines and sulfonyl isocyanates. Synthesis of seven-membered cyclic ureas.

S. Saito, I. Azumaya, H. Masu, 2012, The Journal of organic chemistry.

Selective synthesis of eight-membered cyclic ureas by the [6 + 2] cycloaddition reaction of 2-vinylazetidines and electron-deficient isocyanates.

S. Saito, I. Azumaya, H. Masu, 2009, Organic letters.

Acid-mediated ring-expansion reaction of N-aryl-2-vinylazetidines: synthesis and unanticipated reactivity of tetrahydrobenzazocines.

Y. Mutoh, S. Saito, I. Azumaya, 2014, The Journal of organic chemistry.

Cycloaddition reaction of 2-vinylazetidines with benzyne: a facile access to 1-benzazocine derivatives.

S. Saito, R. Yamasaki, Shunsuke Koya, 2012, Organic letters.