1415734-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1415734-90-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,5,7,3 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1415734-90:
(9*1)+(8*4)+(7*1)+(6*5)+(5*7)+(4*3)+(3*4)+(2*9)+(1*0)=155
155 % 10 = 5
So 1415734-90-5 is a valid CAS Registry Number.