77151-60-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77151-60-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,5 and 1 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77151-60:
(7*7)+(6*7)+(5*1)+(4*5)+(3*1)+(2*6)+(1*0)=131
131 % 10 = 1
So 77151-60-1 is a valid CAS Registry Number.