1398339-48-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1398339-48-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,8,3,3 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1398339-48:
(9*1)+(8*3)+(7*9)+(6*8)+(5*3)+(4*3)+(3*9)+(2*4)+(1*8)=214
214 % 10 = 4
So 1398339-48-4 is a valid CAS Registry Number.