The compound (Ph3SnSN4C13H11) has been prepared by the reaction of triphenyltin chloride with diphenylthiocarbazone in sodium alcoholic. Its structure has been determined with IR, H-1 NMR and X-ray crystallography. It crystallizes in the monoclinic, space group P-1, a=8.608(2) Angstrom, b=11.991 (3) Angstrom, c=13.760(3) Angstrom, alpha=98.912(3) degrees, beta=94.961(4) degrees, gamma=94.086(4) degrees, Z=2, V=1392.7 (6) Angstrom(3), D-c=1.443 g/cm(3), mu=1.019 mm(-1), F(000)=612, R-1=0.0639, wR(2)=0.0593. The central Sn atom is distorted trigonal bipyramid.