1505447-75-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1505447-75-5 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 5 respectively.
Calculate Digit Verification of CAS Registry Number 1505447-75:
(9*1)+(8*5)+(7*0)+(6*5)+(5*4)+(4*4)+(3*7)+(2*7)+(1*5)=155
155 % 10 = 5
So 1505447-75-5 is a valid CAS Registry Number.