2 Results for "

937188-59-5

" in MedChemExpress (MCE) Product Catalog:
Products (2)

2 Results for "937188-59-5" in MCE Product Catalog:

Cat. No.: HY-117104
CAS No.: 937188-59-5
Purity:  ≥97.0%
Research Areas:  

Cancer

Hydroxy-PEG4-acid is a non-cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Hydroxy-PEG4-acid is also a PEG-based PROTAC linker that can be used in the synthesis of PROTACs .
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Cat. No.: HY-W800667
CAS No.: 2468714-92-1
Research Areas:  

Others

Hydroxy-PEG4-acid sodium is a PEG linker containing a hydroxyl group with a terminal carboxylic acid (as sodium salt form). The free acid form is not stable due to the reaction of OH with PEG-COOH group to form polymer. The sodium salt form is stable for storage and shipping. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media. The hydroxyl group enables further derivatization or replacement with other reactive functional groups.
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