Thermo Scientific™ EZ-Link™ Phosphine-PEG3-Biotin

Label azide-tagged molecules for metabolic labeling (Staudinger ligation) and streptavidin detection using this phosphine-activated biotinylation reagent.

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin is an intermediate-length, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.

Molecular Probes™ Alexa Fluor™ 488 Azide (Alexa Fluor™ 488 5-Carboxamido-(6-Azidohexanyl), Bis(Triethylammonium Salt)), 5-isomer  

The green-fluorescent Alexa Fluor™ 488 azide is reactive with terminal alkynes via a copper-catalyzed click reaction.

Thermo Scientific™ EZ-Link™ Sulfo NHS-LC-LC-Biotin, No-Weigh™ Format

Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer

Label antibodies, proteins and other molecules for fluorescence imaging (ex 546; em 572-615) using these activated derivatives of red-fluorescent rhodamine dye.

Invitrogen™ Click-iT™ Protein Reaction Buffer Kit  

Click two moieties together: azide or alkyne and the corresponding click detection reagent

Invitrogen™ Fluorescein-5-Maleimide  

Alternative to fluorescein

Bolton-Hunter Reagent, Thermo Scientific Chemicals

CAS: 34071-95-9 Molecular Formula: C13H13NO5 Synonym: N-Succinimidyl-3-(4-hydroxyphenyl)propionate; Rudinger reagent

Molecular Probes™ Alexa Fluor™ 660 C₂ Maleimide  

Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 660 dye is water soluble and pH-insensitive from pH 4 to pH 10.

MilliporeSigma™ Calbiochem™ β-Cyclodextrin

Homogeneous cyclic α1,4-linked D-glucopyranose units in a seven-member ring. Forms clathrates. Suitable for use with dansyl chloride to form water-soluble complexes for fluorescent labeling of proteins.

Atto 647N Maleimide BioReagent, Suitable for Fluorescence, 90% (Coupling to Thiols), MilliporeSigma™ Supelco™