1140039-74-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1140039-74-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,0,0,3 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1140039-74:
(9*1)+(8*1)+(7*4)+(6*0)+(5*0)+(4*3)+(3*9)+(2*7)+(1*4)=102
102 % 10 = 2
So 1140039-74-2 is a valid CAS Registry Number.