2,4-Dimethyl-N-(4-methyl­phen­yl)benzene­sulfonamide

The asymmetric unit of the crystal of the title compound, C15H17NO2S, contains two independent mol­ecules, which are twisted at the S—N bonds with C—SO2—NH—C torsion angles of 48.3 (2) (mol­ecule 1) and −75.7 (3)° (mol­ecule 2). The dihedral angles between the benzene rings are 72.0 (1) (mol­ecule 1) and 78.3 (1)° (mol­ecule 2). The crystal structure features inversion dimers linked by pairs of N—H⋯O hydrogen bonds

4-Chloro-N-(3,4-dimethyl­phen­yl)benzene­sulfonamide

In the title compound, C14H14ClNO2S, the angle between the sulfonyl and aniline benzene rings is 65.5 (1)°. The crystal structure features inversion dimers linked by pairs of N—H⋯O hydrogen bonds. The dimethyl­phenyl ring is disordered over two different orientations approximately related by a 180° rotation about the C—N bond, with occupancies of 0.643 (6) and 0.357 (6)

N-(2,6-Dichloro­phen­yl)benzene­sulfonamide

In the title compound, C12H9Cl2NO2S, the mol­ecule is bent at the S atom with a C—SO2—NH—C torsion angle of 82.5 (2)°. The benzene rings are tilted relative to each other by 43.5 (1)°. The crystal structure features chains linked by N—H⋯O hydrogen bonds

2,4-Dichloro-N-(3-chloro­phen­yl)benzene­sulfonamide

In the title compound, C12H8Cl3NO2S, the conformation of the N—H bond in the C—SO2—NH—C segment is anti to the meta-Cl in the aniline ring. The mol­ecule is twisted at the S atom, the C—SO2—NH—C torsion angle being 62.3 (2)°. The dihedral angle between the two benzene rings is 69.3 (1)°. The crystal structure features inversion dimers linked by pairs of N—H⋯O hydrogen bonds

N-(2,4-Dichloro­phen­yl)benzene­sulfonamide

The title compound, C12H9Cl2NO2S, crystallizes with two independent mol­ecules in the asymmetric unit. The dihedral angles between the two aromatic rings are 70.8 (1) and 74.8 (1)° for the two mol­ecules. The crystal structure features dimers made up of one each of the two asymmetric molecules linked by pairs of N—H⋯O hydrogen bonds. An intra­molecular N—H⋯Cl hydrogen bond is also observed in both mol­ecules

2,4-Dichloro-N-(2-methyl­phen­yl)benzene­sulfonamide

In the title compound, C13H11Cl2NO2S, the methyl-substituted aromatic ring is disordered over two positions [occupancy ratio 0.705 (5):0.295 (5)]. The dihedral angles between the two aromatic rings are 74.9 (1) and 71.0 (3)° in the two disorder components. The crystal structure features centrosymmetric dimers linked by pairs of N—H⋯O hydrogen bonds

2,4-Dichloro-N-(2-chloro­phen­yl)benzene­sulfonamide

In the title compound, C12H8Cl3NO2S, the conformation of the N—H bond in the C—SO2—NH—C segment is syn to the ortho-Cl in the aniline ring. The dihedral angle between the two benzene rings is 74.3 (1)°. An intra­molecular N—H⋯Cl hydrogen bond occurs. In the crystal, pairs of N—H⋯O hydrogen bonds link the mol­ecules into dimers

N-(2,6-Dimethyl­phen­yl)-4-methyl­benzene­sulfonamide

In the title compound, C15H17NO2S, the mol­ecule is bent at the S atom, the C—SO2—NH—C torsion angle being 88.0 (2)°. The dihedral angle between the two aromatic rings is 49.8 (1)°. In the crystal, mol­ecules are linked into zigzag chains parallel to the a axis via N—H⋯O hydrogen bonds

2,4-Dichloro-N-(4-methyl­phen­yl)benzene­sulfonamide

The title compound, C13H11Cl2NO2S, crystallizes with four independent mol­ecules in the asymmetric unit. In each of the four mol­ecules, the conformation of the N—C bond in the C—SO2—NH—C segment is gauche with respect to both S=O bonds. The mol­ecules are twisted at the S—N bonds with C—SO2—NH—C torsion angles of 60.6 (4), −59.7 (3), 63.9 (4) and 53.0 (4)°. The benzene rings in two of the mol­ecules are disordered with multiple positions resolved in each case. The crystal structure features inversion dimers linked by pairs of N—H⋯O hydrogen bonds for each of the four molecules

N-(2,3-Dimethyl­phen­yl)-4-methyl­benzene­sulfonamide

In the title compound, C15H17NO2S, the dihedral angle between the aromatic rings is 38.3 (1)°. The conformation of the N—H bond is anti to the methyl groups in the adjacent aromatic ring. In the crystal, N—H⋯O hydrogen bonds link the molecules into infinite chains