1586805-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1586805-11-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,6,8,0 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1586805-11:
(9*1)+(8*5)+(7*8)+(6*6)+(5*8)+(4*0)+(3*5)+(2*1)+(1*1)=199
199 % 10 = 9
So 1586805-11-9 is a valid CAS Registry Number.