151559-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151559-90-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,5,5 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 151559-90:
(8*1)+(7*5)+(6*1)+(5*5)+(4*5)+(3*9)+(2*9)+(1*0)=139
139 % 10 = 9
So 151559-90-9 is a valid CAS Registry Number.