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DNP-PEG4 NHS ester
Compared to the commonly used DNP-X SE (#2021), DNP-PEG4 NHS ester has much better water solubility. It is an excellent amine-reactive building block for developing DNP probes that can be recognized by anti-DNP antibodies. It might be also used as an excellent amine-reactive FRET quencher paired with Trp or Tyr. Its terminal NHS ester group readily reacts with primary amines to form a stable amide bond. The hydrophilic PEG linker increases enable increasing number of DNP groups conjugated to a biological molecule without causing precipitation.
Chemical structure for DNP-PEG4 NHS ester.
Chemical structure for DNP-PEG4 NHS ester.
CatalogSize
Price
Quantity
20235 mg
Price
 
Physical properties

Molecular weight528.47
SolventDMSO
Storage, safety and handling

H-phraseH303, H313, H333
Hazard symbolXN
Intended useResearch Use Only (RUO)
R-phraseR20, R21, R22
StorageFreeze (< -15 °C); Minimize light exposure
UNSPSC12171501
CAS858126-78-0
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Page updated on October 13, 2025