233585-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 233585-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,3,5,8 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 233585-52:
(8*2)+(7*3)+(6*3)+(5*5)+(4*8)+(3*5)+(2*5)+(1*2)=139
139 % 10 = 9
So 233585-52-9 is a valid CAS Registry Number.