2-[(4-Acetylphenyl)azo]-2-(3,4-dihydro-3,3-diMethyl-1(2H)-
isoquinolinylidene)acetaMide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 331001-62-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,1,0,0 and 1 respectively; the second part has 2 digits, 6 and 2 respectively. Calculate Digit Verification of CAS Registry Number 331001-62: (8*3)+(7*3)+(6*1)+(5*0)+(4*0)+(3*1)+(2*6)+(1*2)=68 68 % 10 = 8 So 331001-62-8 is a valid CAS Registry Number.