142808-02-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142808-02-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,0 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 142808-02:
(8*1)+(7*4)+(6*2)+(5*8)+(4*0)+(3*8)+(2*0)+(1*2)=114
114 % 10 = 4
So 142808-02-4 is a valid CAS Registry Number.