123400-72-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123400-72-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,4,0 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 123400-72:
(8*1)+(7*2)+(6*3)+(5*4)+(4*0)+(3*0)+(2*7)+(1*2)=76
76 % 10 = 6
So 123400-72-6 is a valid CAS Registry Number.