1808159-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1808159-02-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,0,8,1,5 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1808159-02:
(9*1)+(8*8)+(7*0)+(6*8)+(5*1)+(4*5)+(3*9)+(2*0)+(1*2)=175
175 % 10 = 5
So 1808159-02-5 is a valid CAS Registry Number.