C12F8I4
C12F8I4 is a semiconducting, metastable organic compound containing carbon, fluorine, and iodine atoms.

About C12F8I4
C12F8I4 is a complex organic molecule incorporating carbon, fluorine, and iodine. As a semiconducting material, it represents a specialized chemical structure that bridges the gap between traditional organic chemistry and functional electronic materials.
Due to its position above the thermodynamic hull, the compound is considered metastable, which presents unique challenges and opportunities for synthesis and structural characterization. Its composition suggests potential utility in fields requiring precise molecular electronic tuning.
Key Properties
Cross-validated computational properties for C12F8I4, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Reported Structures
Lowest-energy structures reported for C12F8I4, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| P21/c (No. 14) | monoclinic | 2.73 | 0.2556 | -6.160 | 2.94 |
| No. 0 | unknown | — | — | — | 0.80 |
| No. 0 | unknown | — | — | — | 0.78 |
| — | — | — | — | — | 2.69 |
Applications
Where C12F8I4 is used.
Patent Landscape
3 patents reference C12F8I4 or close compositional variants.
| Patent | Title | Assignee | Granted |
|---|---|---|---|
| 8248032 | Charging system for prioritizing load consumption in a notebook computer | — | — |
| 8263193 | Vacuum treatment method | — | — |
| 8268035 | Process for producing refractory metal alloy powders | — | — |
Frequently Asked Questions
Common questions about C12F8I4, answered from cross-validated data.
What is C12F8I4?
C12F8I4 is a semiconducting, metastable organic compound containing carbon, fluorine, and iodine atoms.
What is C12F8I4 used for?
What is the band gap of C12F8I4?
Is C12F8I4 a metal, semiconductor, or insulator?
Is C12F8I4 thermodynamically stable?
What is the crystal structure of C12F8I4?
What is the density of C12F8I4?
How many polymorphs of C12F8I4 are known?
What elements does C12F8I4 contain?
Where does the data for C12F8I4 come from?
How It Compares
As a highly specialized organic structure, C12F8I4 occupies a unique niche in materials science research. Unlike more common, thermodynamically stable organic semiconductors, this compound serves as a subject of investigation for researchers exploring the limits of molecular stability and electronic performance in halogenated systems.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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