Research Article

Synthesis and Crystal Structure Characterization of Zinc (II) Tetronic Acid Complexes

Table 3

Hydrogen bonds for [Zn(L–H)2(H2O)2][Zn(L–H)2(H2O)(MeOH)]H2O [Å and °].

D–H Ad(D–H)d(HA)d(DA) (DHA)

O(1S)–H(1S)O(2D)#10.851.802.651(11)179.0
O(4W)–H(4WA)O(2D)#10.841.832.651(11)162.3
O(4W)–H(4WB)O(5W)0.892.392.77(3)106.0
O(1W)–H(1WA)O(2B)#20.84(2)1.84(3)2.677(10)170.0(13)
O(2W)–H(2WA)O(2A)#30.84(2)1.82(2)2.685(10)176.0(13)
O(3W)–H(3WA)O(2C)#40.83(2)1.88(4)2.698(11)168.0(12)