650585-42-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 650585-42-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,0,5,8 and 5 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 650585-42:
(8*6)+(7*5)+(6*0)+(5*5)+(4*8)+(3*5)+(2*4)+(1*2)=165
165 % 10 = 5
So 650585-42-5 is a valid CAS Registry Number.