12409-39-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12409-39-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,4,0 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 12409-39:
(7*1)+(6*2)+(5*4)+(4*0)+(3*9)+(2*3)+(1*9)=81
81 % 10 = 1
So 12409-39-1 is a valid CAS Registry Number.
InChI:InChI=1/2Bi.Th