865798-40-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 865798-40-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,5,7,9 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 865798-40:
(8*8)+(7*6)+(6*5)+(5*7)+(4*9)+(3*8)+(2*4)+(1*0)=239
239 % 10 = 9
So 865798-40-9 is a valid CAS Registry Number.