3,5-Dinitrosalicylic Acid 98 % AR 25gr

SKU : O-5003.0025
CAS : 609-99-4
Formula : C7H4N2O7
Grade : AR

Applications :

  • Quantifying Reducing Sugars:

    DNSA reacts with reducing sugars, producing a colored product that can be measured spectrophotometrically. This allows for the quantification of reducing sugars in various samples, including blood and urine. 

  • Analyzing Glycosidase Activity:

    By measuring the release of reducing sugars from a substrate, DNSA is used to study the activity of enzymes that break down glycosidic bonds (glycosidases). 

  • Detecting Reducing Substances:

    DNSA can be used to qualitatively identify the presence of reducing substances, which are compounds containing a free carbonyl group (C=O). 

  • Other Applications:
    • Membrane Leakage Studies: DNSA has been used to assess the effects of silver nanoparticles on membrane integrity by measuring the release of reducing sugars from cells, according to Sigma-Aldrich. 
    • Raw Material and Intermediate: DNSA is also used as a raw material and intermediate in the production of various organic chemicals, including agrochemicals, pharmaceuticals, and dyes. 
    • Spectrophotometric Determination: DNSA has been used in the spectrophotometric determination of ampicillin. 
    • Preparation of Oxazolines: DNSA serves as a reagent in the synthesis of oxazolines from amino alcohols. 

Share :

3,5-Dinitrosalicylic acid (DNS or DNSA, IUPAC name 2-hydroxy-3,5-dinitrobenzoic acid) is an aromatic compound that reacts with reducing sugars and other reducing molecules to form 3-amino-5-nitrosalicylic acid, which strongly absorbs light at 540 nm. It was first introduced as a method to detect reducing substances in urine by James B. Sumner and has since been widely used, for example, for quantifying carbohydrate levels in blood. It is mainly used in assay of alpha-amylase. However, enzymatic methods are usually preferred due to DNS’s lack of specificity.

TINDAKAN PENCEGAHAN UNTUK PENANGANAN YANG AMAN

Untuk tindakan pencegahan lihat bagian 2.2 dalam SDS.

 

KONDISI PENYIMPANAN YANG AMAN, TERMASUK KETIDAKCOCOKAN

a. Kondisi penyimpanan

Tutup rapat dan jauhkan dari sumber nyala dan panas. Perhatikan peraturan nasional.

Suhu penyimpanan : Rekomendasi suhu penyimpanan lihat pada label

b. Kelas penyimpanan

Kelas penyimpanan Jerman (TRGS 510): 4.1A: Bahan berbahaya yang dapat meledak lainnya

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