865604-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 865604-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,5,6,0 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 865604-39:
(8*8)+(7*6)+(6*5)+(5*6)+(4*0)+(3*4)+(2*3)+(1*9)=193
193 % 10 = 3
So 865604-39-3 is a valid CAS Registry Number.