135586-13-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135586-13-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,5,8 and 6 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 135586-13:
(8*1)+(7*3)+(6*5)+(5*5)+(4*8)+(3*6)+(2*1)+(1*3)=139
139 % 10 = 9
So 135586-13-9 is a valid CAS Registry Number.