CAS: 63-68-3 EC No: 200-562-9 MDL No: MFCD00063097 RTECS: PD0457000 Powder Molecular Formula: C₅H₁₁NO₂S MW: 149.21 Melting Point: 284° (decomposes) Optical Rotation: [α]20/D +23.7±0.5°, c = 5% in 5M HCl

CAS: 1783-96-6 EC No: 217-234-6 MDL No: MFCD00063081 RTECS: CI9097500 Powder Molecular Formula: C₈H₁₂N₂O₈ MW: 133.10 Melting Point: >300° Density (g/mL): 1.66 Optical Rotation: [α]20/D -24°, c = 2.3 in 6M HCl

CAS: 147-85-3 EC No: 205-702-2 MDL No: MFCD00064318 RTECS: TW3584000 Powder Molecular Formula: C₅H₉NO₂ MW: 115.13 Melting Point: 228° (decomposes) Density (g/mL): 1.36

CAS: 348-67-4 EC No: 206-483-6 MDL No: MFCD00002622 RTECS: PD0455000 Crystalline/Powder Molecular Formula: C₅H₁₁NO₂S MW: 149.21 Optical Rotation: [α]20/D -23.7±0.5°, c = 5% in 5M HCl