Cl16Si4

Cyclotetrasilane, octadecachloro-, Octadecachlorocyclotetrasilane

This compound is a cyclic silane derivative consisting of silicon and chlorine atoms arranged in a ring structure. It serves primarily as a specialized chemical intermediate in the synthesis of more complex organosilicon materials and silicon-based precursors.

Crystal structure of Cl16Si4 (monoclinic, P21/c (No. 14))
Ground-state structure · Materials Project
Overview

Key Properties

Cross-validated computational properties for Cl16Si4, aggregated across 3 databases.

Band Gap

5.57 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

4
3 databases, 1 space group
Crystallography

Reported Structures

Lowest-energy structures reported for Cl16Si4, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
P21/c (No. 14)monoclinic5.570.0000-8.0281.86
P21/c (No. 14)
P21/c (No. 14)
1.51
Uses

Applications

Where Cl16Si4 is used.

Chemical synthesis intermediatePrecursor for silicon-based materialsResearch in organosilicon chemistry
Reference

Frequently Asked Questions

Common questions about Cl16Si4, answered from cross-validated data.

What is Cl16Si4?

This compound is a cyclic silane derivative consisting of silicon and chlorine atoms arranged in a ring structure. It serves primarily as a specialized chemical intermediate in the synthesis of more complex organosilicon materials and silicon-based precursors.

More questions
What is Cl16Si4 used for?
Cl16Si4 is used in chemical synthesis intermediate, precursor for silicon-based materials, and research in organosilicon chemistry.
What is the band gap of Cl16Si4?
Cl16Si4 has a DFT-computed band gap of 5.57 eV across 4 reported structures.
Is Cl16Si4 a metal, semiconductor, or insulator?
With a wide band gap up to 5.57 eV it is an insulator / wide-band-gap material.
Is Cl16Si4 thermodynamically stable?
Yes — Cl16Si4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Cl16Si4?
The lowest-energy reported polymorph of Cl16Si4 is monoclinic symmetry, space group P21/c (No. 14).
What is the density of Cl16Si4?
The computed density of the ground-state structure of Cl16Si4 is 1.86 g/cm³.
How many polymorphs of Cl16Si4 are known?
4 structures of Cl16Si4 are reported across 3 databases, spanning 1 distinct space group.
What elements does Cl16Si4 contain?
Cl16Si4 contains Cl and Si (2 elements).
Where does the data for Cl16Si4 come from?
Cl16Si4 data is cross-referenced from materials_project, aflow, omat24.
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Related Compounds

Other Silicon Anode Materials in the database.

Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
  • omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).

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