149489-02-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149489-02-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,4,8 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 149489-02:
(8*1)+(7*4)+(6*9)+(5*4)+(4*8)+(3*9)+(2*0)+(1*2)=171
171 % 10 = 1
So 149489-02-1 is a valid CAS Registry Number.