1415306-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1415306-74-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,5,3,0 and 6 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1415306-74:
(9*1)+(8*4)+(7*1)+(6*5)+(5*3)+(4*0)+(3*6)+(2*7)+(1*4)=129
129 % 10 = 9
So 1415306-74-9 is a valid CAS Registry Number.