95440

2-Ethyl-5-phenylisoxazolium-3′-sulfonate

purum, ≥97.0% (T)

• Synonym(s): Woodwards reagent K
• Empirical Formula (Hill Notation): C₁₁H₁₁NO₄S
• CAS Number: 4156-16-5
• Molecular Weight: 253.27
• EC Number: 223-988-7
• UNSPSC Code: 12352005
• PubChem Substance ID: 329770460
• Beilstein/REAXYS Number: 4149224
• MDL number: MFCD00012128

Properties

• grade: purum
• assay: ≥97.0% (T)
• mp: 216-219 °C (dec.)
• SMILES string: CC[n+]1ccc(o1)-c2cccc(c2)S([O-])(=O)=O
• InChI: 1S/C11H11NO4S/c1-2-12-7-6-11(16-12)9-4-3-5-10(8-9)17(13,14)15/h3-8H,2H2,1H3
• InChI key: MWOOKDULMBMMPN-UHFFFAOYSA-N

Description

Other Notes

Modification of carboxylic groups in enzymes; Coupling reagent for peptide synthesis

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable