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Acta Cryst. (2013). C69, 754-760
[ doi:10.1107/S0108270113013590 ]

Four related esters: two 4-(aroylhydrazinyl)-3-nitrobenzoates and two 3-aryl-1,2,4-benzotriazine-6-carboxylates

E. Cortés, R. Abonía, J. Cobo and C. Glidewell

Formula: C15H12ClN3O5, C15H12FN3O5, C15H11N3O2 and C16H13N3O2


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