148711-16-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148711-16-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,7,1 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 148711-16:
(8*1)+(7*4)+(6*8)+(5*7)+(4*1)+(3*1)+(2*1)+(1*6)=134
134 % 10 = 4
So 148711-16-4 is a valid CAS Registry Number.