ChemInform Abstract: 4‐Halo‐2‐azabuta‐1, 3‐dienes as Intermediates in the Rhodium Carbenoid‐Initiated Transformation of 2‐Halo‐2H‐azirines into 2, 3‐Dihydroazetes and 2, 5‐Dihydrooxazoles. Issue 42 (October 2015) - Smetanin, Ilia A.; Novikov, Mikhail S.; Rostovskii, Nikolai V.; Khlebnikov, Alexander F.; Starova, Galina L.; Yufit, Dmitry S.