681247-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 681247-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,1,2,4 and 7 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 681247-10:
(8*6)+(7*8)+(6*1)+(5*2)+(4*4)+(3*7)+(2*1)+(1*0)=159
159 % 10 = 9
So 681247-10-9 is a valid CAS Registry Number.