177342-84-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 177342-84-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,3,4 and 2 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 177342-84:
(8*1)+(7*7)+(6*7)+(5*3)+(4*4)+(3*2)+(2*8)+(1*4)=156
156 % 10 = 6
So 177342-84-6 is a valid CAS Registry Number.