1620495-76-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1620495-76-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,0,4,9 and 5 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1620495-76:
(9*1)+(8*6)+(7*2)+(6*0)+(5*4)+(4*9)+(3*5)+(2*7)+(1*6)=162
162 % 10 = 2
So 1620495-76-2 is a valid CAS Registry Number.