142822-87-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142822-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,2 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 142822-87:
(8*1)+(7*4)+(6*2)+(5*8)+(4*2)+(3*2)+(2*8)+(1*7)=125
125 % 10 = 5
So 142822-87-5 is a valid CAS Registry Number.