159440-07-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159440-07-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,4,4 and 0 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 159440-07:
(8*1)+(7*5)+(6*9)+(5*4)+(4*4)+(3*0)+(2*0)+(1*7)=140
140 % 10 = 0
So 159440-07-0 is a valid CAS Registry Number.