18336-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18336-97-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,3,3 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 18336-97:
(7*1)+(6*8)+(5*3)+(4*3)+(3*6)+(2*9)+(1*7)=125
125 % 10 = 5
So 18336-97-5 is a valid CAS Registry Number.