7162-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7162-55-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,1,6 and 2 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7162-55:
(6*7)+(5*1)+(4*6)+(3*2)+(2*5)+(1*5)=92
92 % 10 = 2
So 7162-55-2 is a valid CAS Registry Number.