291280-59-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 291280-59-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,1,2,8 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 291280-59:
(8*2)+(7*9)+(6*1)+(5*2)+(4*8)+(3*0)+(2*5)+(1*9)=146
146 % 10 = 6
So 291280-59-6 is a valid CAS Registry Number.