123208-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123208-49-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,2,0 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 123208-49:
(8*1)+(7*2)+(6*3)+(5*2)+(4*0)+(3*8)+(2*4)+(1*9)=91
91 % 10 = 1
So 123208-49-1 is a valid CAS Registry Number.