859658-10-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859658-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,6,5 and 8 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 859658-10:
(8*8)+(7*5)+(6*9)+(5*6)+(4*5)+(3*8)+(2*1)+(1*0)=229
229 % 10 = 9
So 859658-10-9 is a valid CAS Registry Number.