142287-95-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142287-95-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,2,8 and 7 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 142287-95:
(8*1)+(7*4)+(6*2)+(5*2)+(4*8)+(3*7)+(2*9)+(1*5)=134
134 % 10 = 4
So 142287-95-4 is a valid CAS Registry Number.