218599-36-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 218599-36-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,8,5,9 and 9 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 218599-36:
(8*2)+(7*1)+(6*8)+(5*5)+(4*9)+(3*9)+(2*3)+(1*6)=171
171 % 10 = 1
So 218599-36-1 is a valid CAS Registry Number.