135-53-5 Usage
General Description
Sodium 2,3-dihydroxynaphthalene-6-sulfonate is a chemical compound that belongs to the class of naphthalene sulfonates. It is often used as a dye intermediate and in the production of various dyes, pigments, and colorants. Sodium 2,3-dihydroxynaphthalene-6-sulfonate is water-soluble and has a yellowish to brownish appearance. It is also used as a chemical reagent in analytical chemistry and as a pH indicator. Additionally, it is employed in industrial processes such as textile dyeing, paper manufacturing, and water treatment. Overall, sodium 2,3-dihydroxynaphthalene-6-sulfonate has a wide range of applications in the chemical industry due to its dyeing and coloring properties.
Check Digit Verification of cas no
The CAS Registry Mumber 135-53-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,3 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 135-53:
(5*1)+(4*3)+(3*5)+(2*5)+(1*3)=45
45 % 10 = 5
So 135-53-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H8O5S.Na/c11-9-4-6-1-2-8(16(13,14)15)3-7(6)5-10(9)12;/h1-5,11-12H,(H,13,14,15);/q;+1/p-1