1247415-47-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1247415-47-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,7,4,1 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1247415-47:
(9*1)+(8*2)+(7*4)+(6*7)+(5*4)+(4*1)+(3*5)+(2*4)+(1*7)=149
149 % 10 = 9
So 1247415-47-9 is a valid CAS Registry Number.