199792-10-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199792-10-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,7,9 and 2 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 199792-10:
(8*1)+(7*9)+(6*9)+(5*7)+(4*9)+(3*2)+(2*1)+(1*0)=204
204 % 10 = 4
So 199792-10-4 is a valid CAS Registry Number.