873422-19-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 873422-19-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,3,4,2 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 873422-19:
(8*8)+(7*7)+(6*3)+(5*4)+(4*2)+(3*2)+(2*1)+(1*9)=176
176 % 10 = 6
So 873422-19-6 is a valid CAS Registry Number.