205385-74-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 205385-74-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,3,8 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 205385-74:
(8*2)+(7*0)+(6*5)+(5*3)+(4*8)+(3*5)+(2*7)+(1*4)=126
126 % 10 = 6
So 205385-74-6 is a valid CAS Registry Number.