The chemical Guanidine thiocyanate has a known molecular formula of C-H5-N3.C-H-N-S. Synonyms may include: AI3-18430, EINECS 209-812-1, Guanidine, monothiocyanate, Guanidinium thiocyanate, Isothiocyanic acid, compd. with guanidine (1:1) (VAN), NSC 2119, USAF EK-705 (ChemID).