1002309-11-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1002309-11-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,2,3,0 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1002309-11:
(9*1)+(8*0)+(7*0)+(6*2)+(5*3)+(4*0)+(3*9)+(2*1)+(1*1)=66
66 % 10 = 6
So 1002309-11-6 is a valid CAS Registry Number.