123964-83-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123964-83-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,9,6 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 123964-83:
(8*1)+(7*2)+(6*3)+(5*9)+(4*6)+(3*4)+(2*8)+(1*3)=140
140 % 10 = 0
So 123964-83-0 is a valid CAS Registry Number.