Tetraiodobenzenes form a group of iodobenzenes with four iodine atoms as substituents (C6H2I4). By their different arrangement, three constitutional isomers are possible.
Tetraiodobenzenes | |||
Name | 1,2,3,4-Tetraiodobenzene | 1,2,3,5-Tetraiodobenzene | 1,2,4,5-Tetraiodobenzene |
Structural formula | |||
CAS number | 634-68-4 | 634-92-4 | 636-31-7 |
PubChem | CID 12465 from PubChem | CID 12470 from PubChem | CID 12488 from PubChem |
Sum formula | C6H2I4 | ||
Molar mass | 581,70 g·mol−1 | ||
Physical condition | solid | ||
Appearance | white needles[1] | ||
Melting point | 136 °C[2] | 148 °C[2] | 249–252 °C[1] |