2842-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2842-69-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,8,4 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 2842-69:
(6*2)+(5*8)+(4*4)+(3*2)+(2*6)+(1*9)=95
95 % 10 = 5
So 2842-69-5 is a valid CAS Registry Number.