1998216-36-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1998216-36-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,9,8,2,1 and 6 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1998216-36:
(9*1)+(8*9)+(7*9)+(6*8)+(5*2)+(4*1)+(3*6)+(2*3)+(1*6)=236
236 % 10 = 6
So 1998216-36-6 is a valid CAS Registry Number.