C 9 H 16 N 2 S, orthorhombic, Pbca (no. 61), a = 9.1580(4) Å, b = 11.8157(4) Å, c = 18.0202(8) Å, V = 1949.9 Å 3 , Z = 8, CCDC no.: 1267/4327 Source of materialThe compound was obtained commercially as "ammonium pyrrolidine dithiocarbamate" (APDC) from Hopkin & Williams Ltd. Crystals suitable for the di raction study were obtained directly from the crystalline reaction product. An explanation for the presence of the title compound in the provided product is not at hand. Experimental detailsCarbon-bound H atoms were placed in calculated positions (C-H 0.99 Å) and were included in the re nement in the riding model approximation, with U iso (H) set to 1.2Ueq(C).