2-Amino-5-mercapto-1,3,4-thiadiazole2349-67-9100 % similar 2-Amino-5-methyl-1,3,4-thiadiazole108-33-848 % similar 5-(Trifluoromethyl)-1,3,4-thiadiazol-2-amine10444-89-043 % similar 2-Amino-5-ethyl-1,3,4-thiadiazole14068-53-243 % similar 5-(1,1-Dimethylethyl)-1,3,4-thiadiazol-2-amine39222-73-643 % similar 5-(Methylthio)-1,3,4-thiadiazol-2-amine5319-77-743 % similar 5-(Ethylthio)-1,3,4-thiadiazol-2-amine25660-70-239 % similar 5-[(Phenylmethyl)thio]-1,3,4-thiadiazol-2-amine25660-71-334 % similar 2,5-Dimercapto-1,3,4-thiadiazole1072-71-533 % similar 1,3,4-Thiadiazole-2,5-diamine2937-81-733 % similar 1,3,4-Thiadiazol-2-amine4005-51-031 % similar Amino-3H-1,2,4-dithiazole-3-thione6846-35-131 % similar