13816-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13816-47-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,8,1 and 6 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 13816-47:
(7*1)+(6*3)+(5*8)+(4*1)+(3*6)+(2*4)+(1*7)=102
102 % 10 = 2
So 13816-47-2 is a valid CAS Registry Number.