Bifunctional crosslinker reagents for the conjugation of different biomolecules, including proteins, peptides, and oligonucleotides.
Alkyne NHS ester (hexynoic acid NHS ester)
Alkyne NHS ester for the labeling of biomolecules with alkyne group for Copper catalyzed Click chemistry.
Bifunctional reagent containing alkyne group and hydrazide function. It reacts with aldehydes and ketones. Alkyne group can then be coupled with various azides via CuAAC reaction.
Maleimide reagent for the attachment of alkyne functional group to proteins, peptides, and other molecules bearing SH (thiol) groups, including cysteine residues.
Diethyleneglycol (PEG2) based bifunctional linker, containing amine and alkyne functional groups.
Bifunctional linker with terminal alkyne function, and carboxylic acid moiety, CAS# 1415800-32-6.
Alkyne-PEG3-OH is a triethyleneglycol based bifunctional linker with a hydroxyl group and an alkyne fragment.
A bifunctional linker with azide and amine groups flanking PEG3 (triethylene glycol)
Triethylene glycol diazide (CAS# 59559-06-7) is a bifunctional crosslinker bearing two azide groups. Suitable for Click chemistry.
PEG4 amine azide (CAS# 134179-38-7) is a bifunctional linker with amine and azide functional groups. It is based on a tetraethyleneglycol core. The length of the PEG4 linker is 1.4 nm.
PEG4 diazide (CAS# 101187-39-7) is a homobifunctional linker with two azide groups. It can be used for the synthesis of dimeric molecules with a hydrophilic core by Click chemistry.
Azidobutyric acid NHS ester
Activated ester for azido labeling of peptides and proteins.
Cyanine7 dicarboxylic acid
Cyanine7 dicarboxylic acid is a bifunctional dye molecule possessing two carboxylic acid groups.
DBCO NHS ester
Azodibenzocyclooctyne (DBCO, ADIBO) reagent for strain promoted copper free Click chemistry (spAAC). The reagent contains an NHS ester function for the attachment of the cyclooctyne to various molecules.
PEG3 dicarboxylic acid
PEG3 dicarboxylic acid is a bifunctional linker carrying two carboxy groups. It contains a polyethyleneglycol-3 linker between the carboxyls.
Pentynoic acid STP ester
An activated ester for the introduction of alkyne into peptides/proteins.
Sulfo-Cyanine5 bis-NHS ester
Water soluble amine reactive Cyanine5 dye with two NHS ester groups.
Sulfo-Cyanine7.5 dicarboxylic acid
Sulfo-Cyanine7.5 dicarboxylic acid is a bifunctional cyanine dye with two carboxylic acid (COOH) groups. The molecule can be used to construct cross conjugates containing a near infrared emitting fluorophore.
sulfo-Cyanine7 dicarboxylic acid
Sulfo-Cyanine7 dicarboxylic acid is a bifunctional dye with two carboxyl groups.
Auxiliary reagents for Click Chemistry, labeling, and conjugation. Catalysts and ligands for copper catalyzed Click chemistry, various buffers and solvent for bioconjguation.
Reagents for proteomic research, 2D electrophoresis of proteins
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