181213-47-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181213-47-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,2,1 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 181213-47:
(8*1)+(7*8)+(6*1)+(5*2)+(4*1)+(3*3)+(2*4)+(1*7)=108
108 % 10 = 8
So 181213-47-8 is a valid CAS Registry Number.