79155-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79155-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,1,5 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79155-17:
(7*7)+(6*9)+(5*1)+(4*5)+(3*5)+(2*1)+(1*7)=152
152 % 10 = 2
So 79155-17-2 is a valid CAS Registry Number.