160421-51-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 160421-51-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,0,4,2 and 1 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 160421-51:
(8*1)+(7*6)+(6*0)+(5*4)+(4*2)+(3*1)+(2*5)+(1*1)=92
92 % 10 = 2
So 160421-51-2 is a valid CAS Registry Number.