34251-54-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34251-54-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,2,5 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 34251-54:
(7*3)+(6*4)+(5*2)+(4*5)+(3*1)+(2*5)+(1*4)=92
92 % 10 = 2
So 34251-54-2 is a valid CAS Registry Number.