1234568-83-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1234568-83-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,4,5,6 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1234568-83:
(9*1)+(8*2)+(7*3)+(6*4)+(5*5)+(4*6)+(3*8)+(2*8)+(1*3)=162
162 % 10 = 2
So 1234568-83-2 is a valid CAS Registry Number.