The title compound {systematic name: N-[1-(3-chloro-phen-yl)-1-oxopropan-2-yl]-tert-butanaminium bromide propanol hemisolvate}, C(13)H(19)ClNO(+)·Br(-)·0.5C(3)H(8)O, crystallizes with two independent bupropion hydro-bromide ion pairs and a solvent 1-propanol mol-ecule in the asymmetric unit. In both mol-ecules, the expected proton transfer from HBr to the amino group of the bupropion mol-ecule ...

The title compound, C(14)H(12)INO, adopts the phenol-imine tautomeric form. The dihedral angle between the aromatic rings is 20.6 (3)°. The mol-ecular conformation is stabilized by an intra-molecular O-H⋯N hydrogen bond while in the crystal, weak inter-molecular C-H⋯O hydrogen bonds link the mol-ecules into a zigzag chain parallel to the b axis.

In the title compound, C(14)H(12)ClNO, the ortho-Cl atom in the benzoyl ring is positioned syn to the C=O bond. The benzoyl and aniline benzene rings are tilted relative to each other by 82.8 (1)°. In the crystal, inter-molecular N-H⋯O hydrogen bonds link the mol-ecules into infinite chains running along the c-axis direction.

In the title compound, C15H15N3O6, the dihedral angle between the planes of the benzene and imidazole rings is 34.93 (10)°. An intra-molecular C-H⋯O hydrogen bond is observed. In the crystal, O-H⋯N hydrogen bonds link the mol-ecules into chains parallel to the c axis.

In the title compound, C(8)H(7)ClFNO, the dihedral angle between the benzene ring and the acetamide side chain is 5.47 (6)°. An S(6) ring motif is formed via an intra-molecular C-H⋯O hydrogen bond. In the crystal, N-H⋯O hydrogen bonds link the mol-ecules into C(4) chains along [001].

The conformation of the N-H bond in the title compound, C(12)H(16)BrNO, is syn to the ortho-methyl substituent. There are two unique molecules in the asymmetric unit. In the crystal structure, inter-molecular N-H⋯O hydrogen bonds link the mol-ecules, forming infinite chains down [010].

The title mol-ecule, C(16)H(13)N(3)O(7), is slightly twisted, with the dihedral angle between the two benzene ring planes being 17.4 (1)°. An intra-molecular N-H⋯O hydrogen bond is observed. In the crystal, weak C-H⋯O hydrogen bonds link the mol-ecules into chains along the b axis.

The title Schiff base, C17H13NO2, crystallizes in the zwitterionic form and an N-H⋯O hydrogen bond closes an S(6) ring. The dihedral angle between the aromatic ring systems is 15.62 (9)°. In the crystal, O-H⋯O hydrogen bonds link the mol-ecules into C(11) chains propagating in [010].

In the title compound, [Fe(C(5)H(5))(C(13)H(9)N(2))], the pyridine ring makes a dihedral angle of 9.91 (17)° with the substituted cyclo-penta-dienyl ring and the double bond adopts a Z configuration. In the crystal structure, inter-molecular C-H⋯N hydrogen bonds link the molecules into a one-dimensional chain in the a+c direction.

In mol-ecule of the title compound, C(16)H(14)N(2)O(2), the two aromatic rings form a dihedral angle of 6.93 (3)° and an intramolecular N-H⋯O hydrogen bond occurs. In the crystal structure, inter-molecular O-H⋯O hydrogen bonds link the mol-ecules into zigzag chains running in the [10] direction.