1240313-14-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1240313-14-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,0,3,1 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1240313-14:
(9*1)+(8*2)+(7*4)+(6*0)+(5*3)+(4*1)+(3*3)+(2*1)+(1*4)=87
87 % 10 = 7
So 1240313-14-7 is a valid CAS Registry Number.