58309-27-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58309-27-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,3,0 and 9 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 58309-27:
(7*5)+(6*8)+(5*3)+(4*0)+(3*9)+(2*2)+(1*7)=136
136 % 10 = 6
So 58309-27-6 is a valid CAS Registry Number.