33951-39-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33951-39-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,9,5 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 33951-39:
(7*3)+(6*3)+(5*9)+(4*5)+(3*1)+(2*3)+(1*9)=122
122 % 10 = 2
So 33951-39-2 is a valid CAS Registry Number.