2017. 58, 2 UDC 541.6:547.021 CRYSTAL STRUCTURE OF N-(p-METHYLBENZYLIDENE)-p-BROMOANILINE L. Jothi1 , G. Anuradha2, G. Vasuki2 , R. Ramesh Babu3, K. Ramamurthi4 1Department of Physics, NKR Government Arts College for Women, Namakkal, India 2Department of Physics, Kunthavai Naachiar Government Arts College (W) (Autonomous), Thanjavur, India E-mail: vasuki.arasi@yahoo.com, sai.anuradha@yahoo.com kulathur, Kanchipuram, India Received October, 24, 2015 – . 387 – 389 3Crystal Growth and Thin Film Laboratory, School of Physics, Bharathidasan University, Tiruchirappalli, India 4Department of Physics and Nanotechnology, Faculty of Engineering and Technology, SRM University, Kattan Revised — December, 3, 2015 The asymmetric unit of the title compound C14H12BrN (systematic name (E)-N-(4-bromophenyl)-1-(p-tolyl)methanimine) contains one half-molecule: a crystallographic center of inversion is located at the midpoint of the bridging N=C bond. <...> The central HC=N unit makes dihedral angles of 15.7(3) and 15.2(4) with bromobenzene and methylbenzene ring systems, respectively. <...> The C and N atoms of the HC=N central unit are disordered over two sites in a 50:50 ratio. <...> The Br atom of the 4-bromoaniline ring and the methyl atom of the 4-methylbenzilidene ring systems are also 50 % disordered. <...> In the crystal, molecules are linked by C—H interactions forming slabs parallel to the bc plane. <...> The atomic coordinates are not available for the previously reported crystal structure of the title compound: CSD refcode MBZCLE. <...> The reported R factor of 0.103 for the analysis in the space group P21/a is much higher than in the present analysis, which gives 0.033 in the space group P21/c. <...> Schiff base ligands exhibit many pharmaceutical activities, such as antifungal and antibacterial, radical scavenging effect, enzyme activity inhibition [ 1—4]. <...> As a continuation of our work on the synthesis and structural characterization of Schiff base compounds [ 5—8], herein we report the crystal structure of the title compound. <...> The title compound was synthesized from 4-methylbenzaldehyde and 4-bromoaniline by the condensation method. <...> After 15 days, colorless block-like crystals of the title compound, suitable for the X-ray crystallographic analysis, were obtained. <...> For the crystal structure determination the single crystal <...>