(1-Oxyl-2,2,5,5-tetramethyl-∆3-pyrroline-3-methyl) Methanethiosulfonate-15N,d15

• CAT Number: R000538
• CAS Number: 384342-58-9
• Molecular Formula: C10H19NO3S2
• Molecular Weight: 281.471
• Purity: ≥95%
• Synonyms: MTSL-15n-d15
• Storage: -20°C
• IUPAC Name: 3-deuterio-4-[dideuterio(methylsulfonylsulfanyl)methyl]-1-hydroxy-2,2,5,5-tetrakis(trideuteriomethyl)pyrrole
• InChI: InChI=1S/C10H19NO3S2/c1-9(2)6-8(7-15-16(5,13)14)10(3,4)11(9)12/h6,12H,7H2,1-5H3/i1D3,2D3,3D3,4D3,6D,7D2,11+1
• InChIKey: MXZPGYFBZHBAQM-UODZIOSTSA-N
• SMILES: CC1(C=C(C(N1O)(C)C)CSS(=O)(=O)C)C

(1-Oxyl-2,2,5,5-tetramethyl-Δ3-pyrroline-3-methyl) Methanethiosulfonate-15N,d15 is a highly specialized, isotopically labeled compound used in biochemical and structural biology research. It contains a stable nitroxide radical (1-oxyl) and is labeled with nitrogen-15 and deuterium (d15), making it valuable for electron paramagnetic resonance (EPR) spectroscopy. This compound is typically used as a spin label to study protein structure, dynamics, and interactions. The isotopic labeling allows for precise tracking and analysis, enhancing the sensitivity and specificity of experimental results in complex biological systems.