112839-39-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112839-39-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,8,3 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 112839-39:
(8*1)+(7*1)+(6*2)+(5*8)+(4*3)+(3*9)+(2*3)+(1*9)=121
121 % 10 = 1
So 112839-39-1 is a valid CAS Registry Number.