159014-56-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159014-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,0,1 and 4 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 159014-56:
(8*1)+(7*5)+(6*9)+(5*0)+(4*1)+(3*4)+(2*5)+(1*6)=129
129 % 10 = 9
So 159014-56-9 is a valid CAS Registry Number.