3258-41-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3258-41-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,2,5 and 8 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 3258-41:
(6*3)+(5*2)+(4*5)+(3*8)+(2*4)+(1*1)=81
81 % 10 = 1
So 3258-41-1 is a valid CAS Registry Number.