180268-69-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 180268-69-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,2,6 and 8 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 180268-69:
(8*1)+(7*8)+(6*0)+(5*2)+(4*6)+(3*8)+(2*6)+(1*9)=143
143 % 10 = 3
So 180268-69-3 is a valid CAS Registry Number.