333311-67-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 333311-67-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,3,3,1 and 1 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 333311-67:
(8*3)+(7*3)+(6*3)+(5*3)+(4*1)+(3*1)+(2*6)+(1*7)=104
104 % 10 = 4
So 333311-67-4 is a valid CAS Registry Number.