392318-87-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 392318-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,9,2,3,1 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 392318-87:
(8*3)+(7*9)+(6*2)+(5*3)+(4*1)+(3*8)+(2*8)+(1*7)=165
165 % 10 = 5
So 392318-87-5 is a valid CAS Registry Number.