Description
Other Notes Recent studies show that crystal as well as solution structure of this coupling agent is a guanidinium N-oxide and not an uronium compound;1 Advantageous coupling reagent for solid-phase peptide synthesis2.

Properties
grade purum
assay ≥98.0% （CHN）
mp 183-185 °C（lit.）
  183-188 °C （dec.）
storage temp. 2-8°C

Safety
Personal Protective Equipment dust mask type N95 （US）, Eyeshields, Gloves
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26
WGK Germany 3

References
Cited Reference 1. L.A. Carpino et al. Angew. Chem. Int. Ed. Engl. 41, 441, （2002） Abstract
  2. L. Carpino et al. J. Chem. Soc., Chem. Commun., 201, （1994）
reference Org. Lett. 8, 2483, （2006） Abstract
  FT-IR 2 （3）, 3642:D

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