1505447-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1505447-79-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,0,5,4,4 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1505447-79:
(9*1)+(8*5)+(7*0)+(6*5)+(5*4)+(4*4)+(3*7)+(2*7)+(1*9)=159
159 % 10 = 9
So 1505447-79-9 is a valid CAS Registry Number.