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Fluorescein Isothiocyanate, or FITC, is a cornerstone in various fluorescent detection methods, from flow cytometry to fluorescence microscopy. The efficacy of FITC is directly linked to the quality of its precursor, 5(6)-Aminofluorescein (CAS:27599-63-9). NINGBO INNO PHARMCHEM CO.,LTD. sheds light on the chemical journey from this vital intermediate to the widely used fluorescent label.
At its core, the conversion of 5(6)-Aminofluorescein into FITC involves a chemical reaction where the amino group (-NH2) on the fluorescein molecule reacts with an isothiocyanate-generating agent. This reaction creates the isothiocyanate group (-N=C=S), which is highly reactive towards amine groups present in biomolecules like proteins and antibodies. This reactivity is what enables FITC to covalently bind to these targets, thereby labeling them for detection.
The purity of the 5(6)-Aminofluorescein is of utmost importance. A high-purity product, such as the 97% minimum offered by NINGBO INNO PHARMCHEM CO.,LTD., ensures that the resulting FITC is primarily the desired isomer and free from impurities that could interfere with labeling efficiency or introduce background fluorescence. This meticulous attention to detail in the manufacturing of 5(6)-Aminofluorescein is what allows researchers to buy with confidence.
The resulting FITC, synthesized from this crucial intermediate, then serves as a powerful tool. When conjugated to antibodies, for example, it allows scientists to visualize and quantify specific cellular components or pathogens. The spectral properties of FITC, characterized by its bright green fluorescence, make it easily detectable with standard fluorescence instrumentation. This broad applicability drives the demand for reliable sources of 5(6)-Aminofluorescein, with Chinese manufacturers like NINGBO INNO PHARMCHEM CO.,LTD. playing a significant role in meeting this global need.
Understanding the chemical linkage provided by 5(6)-Aminofluorescein (CAS:27599-63-9) is key to appreciating the impact of FITC in scientific discovery. NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to supplying the high-quality precursors that power these critical scientific tools.
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1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
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3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.
