12054-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12054-39-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,5 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 12054-39:
(7*1)+(6*2)+(5*0)+(4*5)+(3*4)+(2*3)+(1*9)=66
66 % 10 = 6
So 12054-39-6 is a valid CAS Registry Number.