716319-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 716319-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,6,3,1 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 716319-52:
(8*7)+(7*1)+(6*6)+(5*3)+(4*1)+(3*9)+(2*5)+(1*2)=157
157 % 10 = 7
So 716319-52-7 is a valid CAS Registry Number.