39707-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39707-19-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,7,0 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 39707-19:
(7*3)+(6*9)+(5*7)+(4*0)+(3*7)+(2*1)+(1*9)=142
142 % 10 = 2
So 39707-19-2 is a valid CAS Registry Number.