76211-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76211-53-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,2,1 and 1 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 76211-53:
(7*7)+(6*6)+(5*2)+(4*1)+(3*1)+(2*5)+(1*3)=115
115 % 10 = 5
So 76211-53-5 is a valid CAS Registry Number.