1240983-15-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1240983-15-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,0,9,8 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1240983-15:
(9*1)+(8*2)+(7*4)+(6*0)+(5*9)+(4*8)+(3*3)+(2*1)+(1*5)=146
146 % 10 = 6
So 1240983-15-6 is a valid CAS Registry Number.