3334-92-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3334-92-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,3,3 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 3334-92:
(6*3)+(5*3)+(4*3)+(3*4)+(2*9)+(1*2)=77
77 % 10 = 7
So 3334-92-7 is a valid CAS Registry Number.