N′-(3-Ethoxy-2-hydroxybenzylidene)-3-hydroxynaphthalene-2-carbohydrazide
نویسندگان
چکیده
In the mol-ecule of the title compound, C(20)H(18)N(2)O(4), the dihedral angle between the benzene ring and the naphthyl ring system is 8.5 (2)°. In the crystal structure, mol-ecules are linked through inter-molecular O-H⋯O hydrogen bonds, forming chains running along the b axis.
منابع مشابه
Ethyl 3-(3-ethoxy-2-hydroxybenzylidene)carbazate
In the title compound, C(12)H(16)N(2)O(4), an intra-molecular O-H⋯O hydrogen bond occurs. In the crystal, mol-ecules are linked by N-H⋯O hydrogen bonds, forming chains propagating in the [010] direction.
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In the crystal structure of the title compound, C(19)H(18)N(4)O(3), the fused-ring system is essentially planar [maximum deviation is 0.031 (2) Å] while the dihedral angle between the ring system and the benzene ring is 12.64 (6)°.The carbohydrazide H atom is involved in an intra-molecular N-H⋯O hydrogen bond, forming a six-membered hydrogen-bonded ring. The mol-ecules arrange themselves into c...
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