209536-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 209536-49-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,5,3 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 209536-49:
(8*2)+(7*0)+(6*9)+(5*5)+(4*3)+(3*6)+(2*4)+(1*9)=142
142 % 10 = 2
So 209536-49-2 is a valid CAS Registry Number.