120-68-3 Usage
General Description
6-[(4-amino-m-tolyl)azo]toluene-3-sulphonic acid is a chemical compound with the molecular formula C14H14N3O3S. It is a diazo dye that is commonly used in various industrial applications such as textile and leather dyeing. The compound is known for its bright orange-to-red color and is often used in the production of colored pigments and paints. Its chemical structure consists of a toluidine compound with an azo dye group and a sulfonic acid group. The compound is soluble in water and has strong acidic properties, making it useful for dyeing and coloring various materials. Additionally, it is also used in biological and medical research as a staining agent.
Check Digit Verification of cas no
The CAS Registry Mumber 120-68-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,2 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 120-68:
(5*1)+(4*2)+(3*0)+(2*6)+(1*8)=33
33 % 10 = 3
So 120-68-3 is a valid CAS Registry Number.
InChI:InChI=1/C14H15N3O3S/c1-9-7-11(3-5-13(9)15)16-17-14-6-4-12(8-10(14)2)21(18,19)20/h3-8H,15H2,1-2H3,(H,18,19,20)/b17-16+
