(Z)-2-(2-Hydroxy-4-methoxybenzylidene)-1-benzofuran-3(2H)-one
نویسندگان
چکیده
In the title compound, C(16)H(12)O(4), the 1-benzofuran-one unit is in a planar conformation [C-C-C-C = 179.69 (12)°]. The conformation around the C=C double bond [1.3370 (17) Å] is Z. In the crystal, the mol-ecules are stabilized by O-H⋯O (running parallel to the bc plane) and C-H⋯O hydrogen bonds.
منابع مشابه
(2S*,3S*,3aS*,6S*,7aR*)-3-Hydroxy-2-[(2R*,3S*)-3-isopropyloxiran-2-yl]-3,6-dimethyl-3,3a,5,6,7,7a-hexahydro-1-benzofuran-4(2H)-one
In the title compound, C(15)H(24)O(4), the six-membered ring shows a distorted chair conformation and the five-membered ring adopts an envelope conformation with the C atom bearing the methyl and OH groups as the flap. In the crystal, O-H⋯O hydrogen bonds link the mol-ecules into chains running along the a-axis direction.
متن کامل(Z)-2-(4-Nitrobenzylidene)-1-benzofuran-3(2H)-one
In the crystal structure of the title compound, C(15)H(9)NO(4), weak C-H⋯O inter-actions generate rings with R(2) (2)(8) motifs. The supra-molecular aggregation is completed by the presence of C-H⋯O and van der Waals inter-actions.
متن کامل2-(2-Hydroxypropan-2-yl)-6-(prop-2-ynyloxy)-1-benzofuran-3(2H)-one
In the title compound, C14H14O4, the prop-2-yn-yloxy O-C-C C plane [maximum deviation = 0.0116 (12) Å] forms a dihedral angle of 78.44 (9)° with the benzofuran-3(2H)-one ring system. In the crystal, mol-ecules are linked by O-H⋯O hydrogen bonds, forming a tape along the a-axis direction. C-H⋯O inter-actions are observed between the tapes.
متن کاملCrystal structure of ethyl 4-[(E)-(4-hydroxy-3-methoxybenzylidene)amino]benzoate: a p-hydroxy Schiff base
The title p-hy-droxy Schiff base, C17H17NO4, was synthesized via the condensation reaction of benzocaine with vanillin. The benzyl-idine and benzoate rings are inclined to one another by 24.58 (8)°, and the conformation about the C=N bond is E. In the crystal, mol-ecules are linked by O-H⋯N hydrogen bonds, forming zigzag chains propagating along [010]. Adjacent chains are linked by C-H⋯π and we...
متن کامل(E)-4-Hydroxy-N′-(4-hydroxy-3-methoxybenzylidene)benzohydrazide
In the title compound, C(15)H(14)N(2)O(4), the N=C double bond has an E configuration. The two benzene rings make a dihedral angle of 28.59 (6)°. In the crystal, mol-ecules are linked into a three-dimensional network by inter-molecular N-H⋯O, O-H⋯O and C-H⋯O hydrogen bonds and stabilized by weak C-H⋯π inter-actions.
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
دوره 67 شماره
صفحات -
تاریخ انتشار 2011