105662-35-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105662-35-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,6,6 and 2 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 105662-35:
(8*1)+(7*0)+(6*5)+(5*6)+(4*6)+(3*2)+(2*3)+(1*5)=109
109 % 10 = 9
So 105662-35-9 is a valid CAS Registry Number.