33580-34-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33580-34-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,5,8 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 33580-34:
(7*3)+(6*3)+(5*5)+(4*8)+(3*0)+(2*3)+(1*4)=106
106 % 10 = 6
So 33580-34-6 is a valid CAS Registry Number.