57976-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57976-70-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,7 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57976-70:
(7*5)+(6*7)+(5*9)+(4*7)+(3*6)+(2*7)+(1*0)=182
182 % 10 = 2
So 57976-70-2 is a valid CAS Registry Number.