66027-80-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66027-80-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,0,2 and 7 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 66027-80:
(7*6)+(6*6)+(5*0)+(4*2)+(3*7)+(2*8)+(1*0)=123
123 % 10 = 3
So 66027-80-3 is a valid CAS Registry Number.
InChI:InChI=1/C13H16Cl2N2O2/c1-13(2,3)11(18)10(15)12(19)17-9-6-7(16)4-5-8(9)14/h4-6,10H,16H2,1-3H3,(H,17,19)