147591-81-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 147591-81-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,5,9 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 147591-81:
(8*1)+(7*4)+(6*7)+(5*5)+(4*9)+(3*1)+(2*8)+(1*1)=159
159 % 10 = 9
So 147591-81-9 is a valid CAS Registry Number.