Melting point 275-277°C (dec.) density 1.2541 (rough estimate) refractive index 1.6740 (estimate) storage temp. -20°C solubility Soluble in Water (up to 10 mg/ml) form White solid. pka 1.706±0.32(predicted) color White or off-white PH +47^o (c=1 in water) biological source fungus (Actinomycetales) fungus (Ascomycota) fungus (Basidiomycota) Water Solubility water: 50mg/mL, clear, colorless Stability: Stable for 1 year from date of purchase as supplied. Solutions in water may be stored at -20°C for no more then 1 day. InChI InChI=1/C9H15N3O2S/c1-12(2,3)7(8(13)14)4-6-5-10-9(15)11-6/h5,7H,4H2,1-3H3,(H2-,10,11,13,14,15)/t7-/s3 InChIKey SSISHJJTAXXQAX-KPOCXSGKNA-N SMILES [N+](C)(C)(C)[C@@H](CC1=CNC(S)=N1)C([O-])=O |&1:4,r| EPA Substance Registry System 1H-Imidazole-4-ethanaminium, .alpha.-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-, inner salt, (.alpha.S)- (497-30-3)Melting point 275-277°C (dec.) density 1.2541 (rough estimate) refractive index 1.6740 (estimate) storage temp. -20°C solubility Soluble in Water (up to 10 mg/ml) form White solid. pka 1.706±0.32(predicted) color White or off-white PH +47^o (c=1 in water) biological source fungus (Actinomycetales) fungus (Ascomycota) fungus (Basidiomycota) Water Solubility water: 50mg/mL, clear, colorless Stability: Stable for 1 year from date of purchase as supplied. Solutions in water may be stored at -20°C for no more then 1 day. InChI InChI=1/C9H15N3O2S/c1-12(2,3)7(8(13)14)4-6-5-10-9(15)11-6/h5,7H,4H2,1-3H3,(H2-,10,11,13,14,15)/t7-/s3 InChIKey SSISHJJTAXXQAX-KPOCXSGKNA-N SMILES [N+](C)(C)(C)[C@@H](CC1=CNC(S)=N1)C([O-])=O |&1:4,r| EPA Substance Registry System 1H-Imidazole-4-ethanaminium, .alpha.-carboxy-2,3-dihydro-N,N,N-trimethyl-2-thioxo-, inner salt, (.alpha.S)- (497-30-3)