1399800-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1399800-44-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,9,8,0 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1399800-44:
(9*1)+(8*3)+(7*9)+(6*9)+(5*8)+(4*0)+(3*0)+(2*4)+(1*4)=202
202 % 10 = 2
So 1399800-44-2 is a valid CAS Registry Number.