Mal-amido-PEG3-C1-​NHS ester CAS 2101206-45-3

Purity 97%+In StockPharmaceutical Standards
CAS No.2101206-45-3
Molecular FormulaC19H25N3O10
Molecular Weight455.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Mal-amido-PEG3-C1-​NHS ester CAS 2101206-45-3 chemical structure

Description

Mal-amido-PEG3-C1-​NHS ester (CAS 2101206-45-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H25N3O10. Molecular weight: 455.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC19H25N3O10
Molecular Weight455.42 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms3

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