Labelling

AMCA-PEG4-Azide is a fluroescent reagent with an azide group for click chemistry conjugation with terminal alkynes via a copper-catalyzed click reaction or strained cyclooctynes via a copper-free click reaction. The hydrophilic PEG spacer arm increases water solubility, membrane permability, and conjugation efficiency. AMCA-PEG4-Azide is a popular blue fluorescent tagging molecule that has a maximal absorption of 345 nm and emission at 450 nm. This dye is used for protein and peptide labeing. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

Methyl palmitoleate

BDP FL-PEG3-Methyltetrazine is a BDP dye linker containing a methyltetrazine group and a hydrophilic PEG spacer arm. Methyltetrazine is reactive toward trans-cyclooctenes. The additional methyl on the methyltetrazine enhances the stability of the group. The hydrophilic PEG spacer arm increases water solubility, membrane permability, and conjugation efficiency. This dye is used for protein and peptide labeing and is photostable. BDP FL-PEG3-Methyltetrazine is a green-fluorescent dye and has several characteristics that make it potentially superior in some applications, including high extinction coefficient, high fluorescence quantum yield, narrow emission bandwidth, red shift in fluorescence emission at high dye concentrations, relatively long excited-state lifetime, etc. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

BDP FL-PEG4-DBCO is a fluorescent reagent containing a reactive DBCO group and a hydrophilic PEG spacer arm. DBCO reacts with azide-bearing compounds or biomolecules to form a stable triazole linkage without copper catalysts and the hydrophilic PEG spacer arm increases water solubility as well as membrane permability. This dye is used for protein and peptide labeing and is photostable. BDP FL-PEG4-DBCO is a green-fluorescent dye and has several characteristics that make it potentially superior in some applications, including high extinction coefficient, high fluorescence quantum yield, narrow emission bandwidth, red shift in fluorescence emission at high dye concentrations, relatively long excited-state lifetime, etc. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

BP Lipid 427 is a symmetric polar lipid featuring a two branched tails and a hydroxyl group. This compound may be used for bioconjugation and surface modification applications, or as a useful synthetic scaffold for novel lipids. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.

BODIPY 493/503 is a lipophilic fluorescent probe that localizes to polar lipids and can be used to label cellular neutral lipid contents, particularly those localized to lipid droplets, in live and fixed cells.1,2 BODIPY 493/503 is compatible with epifluorescent, confocal, and two-photon microscopy, as well as flow cytometry. It displays excitation/emission maxima of 493/503 nm, respectively, and can be used for live and fixed cell applications.

Coumarin 153 is an aromatic heterocyclic compound that belongs to the coumarin family of compounds. It is widely utilized in scientific research for various applications, including biochemical and physiological studies. With its fluorescent properties, Coumarin 153 serves as a valuable dye and probe in optical imaging. Additionally, Coumarin 153 finds applications as an inhibitor of enzymes involved in metabolic pathways and as a marker for protein and biomolecule detection. It plays a crucial role in elucidating protein structure and function, and identifying potential drug targets. As an enzyme inhibitor, Coumarin 153 binds to the enzyme′s active site, impeding its catalytic activity. Moreover, its fluorescence allows for emission of light when excited by specific wavelengths, facilitating visualization in experimental setups.

Fluorescent probe. Spectral data (EtOH): Em/Ex= 366/447 nm). Intermediate/Reactant for organic synthesis of dyes. Used as brightener in textile industry and as laser dye.

Acid Red 52 is a fluorescent rhodamine dye also known as Sulforhodamine B and Kiton Red, and used as a polar tracer. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.