141509-45-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141509-45-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,5,0 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 141509-45:
(8*1)+(7*4)+(6*1)+(5*5)+(4*0)+(3*9)+(2*4)+(1*5)=107
107 % 10 = 7
So 141509-45-7 is a valid CAS Registry Number.