57982-80-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57982-80-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,8 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57982-80:
(7*5)+(6*7)+(5*9)+(4*8)+(3*2)+(2*8)+(1*0)=176
176 % 10 = 6
So 57982-80-6 is a valid CAS Registry Number.