t-Boc-Aminooxy-PEG4-NHS ester CAS 2401831-99-8

Purity 97%+In StockPharmaceutical Standards
CAS No.2401831-99-8
Molecular FormulaC20H34N2O11
Molecular Weight478.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

t-Boc-Aminooxy-PEG4-NHS ester CAS 2401831-99-8 chemical structure

Description

CATO supplies t-Boc-Aminooxy-PEG4-NHS ester (CAS 2401831-99-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H34N2O11. Molecular weight: 478.49 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC20H34N2O11
Molecular Weight478.49 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Nitrogen Atoms2

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