N-Mal-N-bis(PEG4-NHS ester) CAS 2112738-60-8

Purity 97%+In StockPharmaceutical Standards
CAS No.2112738-60-8
Molecular FormulaC37H54N4O19
Molecular Weight858.84 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-Mal-N-bis(PEG4-NHS ester) CAS 2112738-60-8 chemical structure

Description

CATO supplies N-Mal-N-bis(PEG4-NHS ester) (CAS 2112738-60-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C37H54N4O19. Molecular weight: 858.84 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC37H54N4O19
Molecular Weight858.84 g/mol
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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms4

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