180341-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 180341-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,3,4 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 180341-69:
(8*1)+(7*8)+(6*0)+(5*3)+(4*4)+(3*1)+(2*6)+(1*9)=119
119 % 10 = 9
So 180341-69-9 is a valid CAS Registry Number.