214894-98-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 214894-98-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,8,9 and 4 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 214894-98:
(8*2)+(7*1)+(6*4)+(5*8)+(4*9)+(3*4)+(2*9)+(1*8)=161
161 % 10 = 1
So 214894-98-1 is a valid CAS Registry Number.