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PEG2-bis(phosphonic acid)

PEG Linker

PEG2-bis(phosphonic acid) is a polyethylene glycol (PEG) linker featuring two phosphonic acid functional groups. This compound is useful for facilitating bioconjugation and enhancing solubility in various biochemical applications. Its structural properties allow for the efficient attachment of biomolecules or drugs, making it suitable for research in drug delivery, protein engineering, and materials science.

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Specifications

Manufacturer	Adooq Bioscience
CAS Number	116604-42-3
Applications	PEG Linker
Formula	C₆H₁₆O₈P₂
Molecular Weight	278.13
SMILES	OP(CCOCCOCCP(O)(O)=O)(O)=O

Storage & Solubility

In Vitro Solubility

Reported Solubility

No reported solubility data are available for this product.

Preparing Stock Solutions

Stock preparation is unavailable for this product molecular weight.

Calculated stock concentrations do not establish solvent solubility. Refer to the reported solubility data for experimental guidance.

Storage

Store powder at -20°C, keep desiccated.
In powder form, the chemical is stable for 36 months.
In solution, store at -20°C and use within 1 month to prevent loss of potency. Aliquot to avoid multiple freeze/thaw cycles.