Product peg-derivatives -Small-molecule-peg-linker

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Catalog	name	Description	price
R-M2-10147	Azido-PEG3-SS-PEG3-azide	Azido-PEG3-SS-PEG3-azide (CAS number: 1310827-27-0) is a double terminal azide modified cleavable polyethylene glycol crosslinking agent widely used in biological coupling, drug delivery, and chemical biology research. This molecule is composed of two trimethoxylated polyethylene glycol (PEG3) units connected by a reduction sensitive disulfide bond (-SS-), with an azide group (-N3) at each end, exhibiting good water solubility, biocompatibility, and efficient click chemical reactivity.	price>
R-M2-10150	TCO-PEG3-SS-PEG3-TCO	TCO-PEG3-SS-PEG3-TCO is a bifunctional polyethylene glycol derivative, with trans cyclooctene (TCO) groups attached at both ends and two trimethoxylated polyethylene glycol (PEG3) units and a disulfide bond (- SS -) connected in the middle. This structure combines biological orthogonal reaction activity, water solubility, and redox responsiveness, and is widely used in fields such as biomarkers, drug delivery, and smart material construction.	price>
R-M1-8526	NHS-PEG4-Mannose	NHS-PEG4-Mannose is a compound that combines a reactive NHS ester group, a PEG spacer, and a mannose ligand. It can be used for the conjugation of biomolecules with primary amines and to target mannose receptor-expressing cells in various biomedical applications.	price>
R-M1-8557	Biotin-PEG2-amine-CGS21680	Biotin-PEG2-amine-CGS21680,Biotin-PEG2-amine coupling CGS21680 from ruxibio.The Biotin-PEG2-amine coupling to CGS21680 provides a valuable tool for studying the pharmacology, localization, and molecular interactions associated with CGS21680 and adenosine A2A receptors.	price>
R-M2-10204	Chol-PEG3-NHS	Chol-PEG3-NHS/Cholesterol-PEG3-NHS is an amphiphilic functionalized PEG derivative widely used in drug delivery systems, targeted liposome construction, and biomolecule modification. Its structure combines the membrane anchoring ability of cholesterol, the long cycling properties of PEG, and the efficient coupling activity of NHS esters, making it a key intermediate for achieving surface functionalization of nanocarriers.	price>
R-M1-8594	Alkyne-PEG4-NHS Ester	Alkyne-PEG4-NHS Ester,NHS Ester-peg4(polyethylene glycol4)-Alkyne/NHS Ester-peg4-Alk/Alkyne-peg4-N-hydroxylsuccinimide refers to a chemical compound used in bioconjugation and labeling techniques. It is a derivative of polyethylene glycol (PEG) modified with a four-unit ethylene glycol spacer, an alkyne functional group, and an activated NHS (N-hydroxysuccinimide) ester.	price>
R-M1-8598	Azido-PEG4-acid	Azido-PEG4-acid/N3-PEG(4)-COOH/Azido-PEG4-COOH/N3-PEG(4)-acid is a PEG reagent containing an azide group with a terminal carboxylic acid. The hydrophilic PEG spacer increases solubility in aqueous media. The azide group can react with alkyne, BCN, DBCO via Click Chemistry to yield a stable triazole linkage. 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.	price>
R-M2-10241	Streptavidin-peg400-SH	Streptavidin-PEG400-SH (Streptavidin-Polyethylene Glycol 400-Thiol) is a multifunctional bio coupling reagent that combines the high affinity of streptavidin for biotin, the biocompatibility and spatial extensibility of PEG, and the high reactivity of terminal thiol groups. It is widely used in biological detection, targeted imaging, and nanomaterial functionalization.	price>
R-M1-8610	BCN-PEG4-FITC	A linker-modified FITC molecule containing a cyclooctyne group (BCN-PEG4-FITC/BCN-PEG4-Fluorescein isothiocyanate/BCN-PEG4-Fluorescein isothiocyanate-PEG4-BCN) was attached via “Click’’reaction.	price>
R-M1-8628	N3-PEG400-SH	N3-PEG400-SH/Azide-PEG400-SH/Azide PEG400 Thiol/Azide-PEG-thiol, MW 400/N3-PEG(400)-SH is a versatile compound used in bioconjugation and click chemistry reactions to modify and improve the properties of various molecules.	price>

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