33801-02-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33801-02-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,8,0 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 33801-02:
(7*3)+(6*3)+(5*8)+(4*0)+(3*1)+(2*0)+(1*2)=84
84 % 10 = 4
So 33801-02-4 is a valid CAS Registry Number.