Citation

Bremner JB , Raston CL , Rowbottom GL , White AH Winzenberg KN (1986) A Ring Destruction Approach to Some Benzo-Fused Medium-Sized Heterocycles by Means of Cyanogen-Bromide Under Solvolytic Conditions - X-Ray Structure of a '1h-2,6-Benzoxazecine-6-Carbonitrile and a '2h-3,6-Benzoxazecine-6-Carbonitrile Derivative. Australian Journal of Chemistry 39, 893-912.

https://doi.org/10.1071/CH9860893