CAS: 868-14-4 EC No: 212-769-1 MDL No: MFCD00065392 RTECS: WW8223000 Powder Molecular Formula: C₄H₅KO₆ MW: 188.18 Melting Point: >250° Density (g/mL): 1.954 Optical Rotation: [α]20/D +10°, c = 2 in 10% HCl