83949-45-5 Usage
General Description
2-Naphthol-3,7-naphthalenedisulfonic acid disodium salt is a chemical compound that is commonly used as a dye intermediate and as a reagent in the manufacture of azo dyes. It is known for its strong acidic properties and its ability to form stable water-soluble complexes. 2-Naphthol-3,7-naphthalenedisulfonic acid disodium salt is soluble in water and its solutions are widely used in the laboratory for various analytical and research purposes. Additionally, this chemical is also used in the textile industry for dyeing and printing applications, as well as in the production of pigments, inks, and paints. Overall, 2-Naphthol-3,7-naphthalenedisulfonic acid disodium salt plays a crucial role in the manufacturing and research sectors due to its unique chemical properties and versatile applications.
Check Digit Verification of cas no
The CAS Registry Mumber 83949-45-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,9,4 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 83949-45:
(7*8)+(6*3)+(5*9)+(4*4)+(3*9)+(2*4)+(1*5)=175
175 % 10 = 5
So 83949-45-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H8O7S2.2Na/c11-9-4-7-3-8(18(12,13)14)2-1-6(7)5-10(9)19(15,16)17;;/h1-5,11H,(H,12,13,14)(H,15,16,17);;/q;2*+1/p-2
