73162-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73162-49-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,1,6 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73162-49:
(7*7)+(6*3)+(5*1)+(4*6)+(3*2)+(2*4)+(1*9)=119
119 % 10 = 9
So 73162-49-9 is a valid CAS Registry Number.