1246521-39-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1246521-39-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,6,5,2 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1246521-39:
(9*1)+(8*2)+(7*4)+(6*6)+(5*5)+(4*2)+(3*1)+(2*3)+(1*9)=140
140 % 10 = 0
So 1246521-39-0 is a valid CAS Registry Number.