2253-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2253-94-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,5 and 3 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 2253-94:
(6*2)+(5*2)+(4*5)+(3*3)+(2*9)+(1*4)=73
73 % 10 = 3
So 2253-94-3 is a valid CAS Registry Number.