877142-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877142-92-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,1,4 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 877142-92:
(8*8)+(7*7)+(6*7)+(5*1)+(4*4)+(3*2)+(2*9)+(1*2)=202
202 % 10 = 2
So 877142-92-2 is a valid CAS Registry Number.