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Alexa Fluor 488 NHS Ester

Product Code: CTD000102

CAS: 1374019-99-4

Purity: ≥ 90 %

Compound Family: Sulfonated Rhodamine derivate

Molecular Weight: 631.54

Molecular Formula: C25H17N3O13S2

Appearance: Orange to red solid

Aspect: Orange to red solid

Storage: -20°C; Protect from light.

Synonym: AF488 NHS ester ; TFAX 488 SE; 3-amino-9-[2-carboxy-4-(2,5-dioxopyrrolidin-1-yl)oxycarbonylphenyl]-6-iminoxanthene-4,5-disulfonate

Uses: Excitation and Emission wavelength Ex/Em = 494/517 nm; AF488 NHS ester is an amine-specific fluorescent probe used for labeling amine-containing biomolecules. It reacts with primary amines in aqueous and biological samples to form fluorescent conjugates, resulting in changes in the chemical structure and fluorescence properties of the labeled molecules after derivatization.

COA • HPLC • GMP Certified

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Research use only