Bis-PEG3-NHS ester CAS 1314378-16-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1314378-16-9
Molecular FormulaC18H24N2O11
Molecular Weight444.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Bis-PEG3-NHS ester CAS 1314378-16-9 chemical structure

Description

Bis-PEG3-NHS ester (CAS 1314378-16-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H24N2O11. Molecular weight: 444.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H24N2O11
Molecular Weight444.39 g/mol
AppearancePale yellow to 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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms2

Recommended Standards

Why CATO?