N-[2-(3,4-Dimeth-oxy-phenyl)eth-yl]-N-methyl-naphthalene-1-sulfonamide.

In the title compound, C(21)H(23)NO(4)S, the dihedral angle between the naphthalene residue and the benzene ring is 7.66 (3)°. In the molecule, there are some short C-H⋯O interactions.

N-[2-(3,4-Dimeth-oxy-phen-yl)eth-yl]-N-methyl-benzene-sulfonamide.

In the title compound, C(17)H(21)NO(4)S, the phenyl and dimeth-oxy-phenyl rings are almost perpendicular to each other, making a dihedral angle of 82.57 (5)°. The structure is stabilized by inter-molecular C-H⋯O inter-actions and the packing is further enhanced by C-H ⋯π inter-actions.

N-[2-(3,4-Dimeth-oxy-phen-yl)eth-yl]-N,4-dimethyl-benzene-sulfonamide.

In the title compound, C(18)H(23)NO(4)S, the dihedral angle between the two aromatic rings is 29.14 (7)°. The S atom has a distorted tetra-hedral geometry [106.

2-(4-Bromo-phen-yl)-3-(4-hy-droxy-phen-yl)-1,3-thia-zolidin-4-one.

In the title compound, C(15)H(12)BrNO(2)S, the dihedral angle between the two aromatic rings is 87.81 (8)°. The five-membered thia-zolidine ring has an envelope conformation, with the S atom displaced by 0.

2,4-Bis(morpholin-4-yl)-6-phen-oxy-1,3,5-triazine.

In the title compound, C(17)H(21)N(5)O(3), the dihedral angle between the triazine and the phenyl ring is 80.31 (11)°. One of the morpholine rings is disordered over two orientations with site occupancies of 0.