80289-21-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80289-21-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,2,8 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 80289-21:
(7*8)+(6*0)+(5*2)+(4*8)+(3*9)+(2*2)+(1*1)=130
130 % 10 = 0
So 80289-21-0 is a valid CAS Registry Number.
InChI:InChI=1/2C10H11F7O2.Cu/c2*1-7(2,3)5(18)4-6(19)8(11,12)9(13,14)10(15,16)17;/h2*4,18H,1-3H3;/q;;+2/p-2/b2*5-4-;/rC20H20CuF14O4/c1-13(2,3)11(7-9(36)15(22,23)17(26,27)19(30,31)32)38-21-39-12(14(4,5)6)8-10(37)16(24,25)18(28,29)20(33,34)35/h7-8H,1-6H3/b11-7-,12-8-