Methyltetrazine-PEG4-NHSEsterisoneofthemoststabletetrazinescommerciallyavailable.InadditiontostABIlizationprovidedbytheelectrondonatingmethylgroup,theelectrondonatingalkoxysubstituentonthearomaticringfurtherimprovesthestabilityofMethyltetrazine-PEG4-NHSEster.Theaqueoussolubilityofthisreagentissubstantiallyenhancedbyahydrophilicpolyethyleneglycol(PEG)spacerarm.
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Molecularweight 533.53 Chemicalcomposition C24H31N5O9 CAS 1802907-92-1 Solubility DMSO,DMF,DCM,THF,Chloroform Purity >90%(HPLC) Appearance Redcrystalline StorageConditions -20°C.Desiccate Shippingconditions Ambienttemperature