Sb3ClO4

Sb3ClO4 is a semiconducting antimony oxychloride compound that is considered a promising candidate for experimental synthesis.

ClOSb
Crystal structure of Sb3ClO4 (monoclinic, P2/c (No. 13))
Ground-state structure · Materials Project
Overview

About Sb3ClO4

Sb3ClO4 is a complex antimony-based oxychloride that exhibits semiconducting electronic properties. Its structural configuration suggests a delicate balance of atomic arrangements, positioning it as a material of interest for fundamental solid-state studies.

As a near-hull compound, it occupies a region of the chemical space where synthesis is considered highly plausible. The existence of multiple reported structures across databases highlights its significance as a subject for ongoing characterization and experimental validation.

At a glance

Key Properties

Cross-validated computational properties for Sb3ClO4, aggregated across 3 databases.

Band Gap

2.41–2.75 eV
Range across DFT structures · ground state: insulator

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

Stable
3 DFT sources

Structures

6
3 databases, 1 space group
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of Sb3ClO4. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

0.81 / 1.00
Trust tier: high

Hull Spread

0.049 eV
EAH spread across sources

Sources Compared

3
jarvis, materials_project, oqmd

Space Group Consensus

All match
Crystallography

Reported Structures

Lowest-energy structures reported for Sb3ClO4, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
P2/c (No. 13)monoclinic2.750.0000-1.400—
——2.710.0000-1.539—
——2.410.0000-1.539—
P2/c (No. 13)monoclinic2.680.0487-5.8865.31
P2/c (No. 13)monoclinic———5.38
P2/c (No. 13)monoclinic———5.18
P2/c (No. 13)monoclinic———5.05
Uses

Applications

Where Sb3ClO4 is used.

Fundamental materials researchSolid-state semiconductor development
Reference

Frequently Asked Questions

Common questions about Sb3ClO4, answered from cross-validated data.

What is Sb3ClO4?

Sb3ClO4 is a semiconducting antimony oxychloride compound that is considered a promising candidate for experimental synthesis.

More questions
What is Sb3ClO4 used for?
Sb3ClO4 is used in fundamental materials research and solid-state semiconductor development.
What is the band gap of Sb3ClO4?
Sb3ClO4 has a DFT-computed band gap of 2.41–2.75 eV across 6 reported structures. Standard DFT underestimates band gaps, so the measured gap is typically larger.
Is Sb3ClO4 a metal, semiconductor, or insulator?
DFT predicts a band gap of up to 2.75 eV (a semiconductor). Measured gaps are typically larger.
Is Sb3ClO4 thermodynamically stable?
Yes — Sb3ClO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. stable.
What is the crystal structure of Sb3ClO4?
The reference structure of Sb3ClO4 is monoclinic symmetry, space group P2/c (No. 13).
How many polymorphs of Sb3ClO4 are known?
6 structures of Sb3ClO4 are reported across 3 databases, spanning 1 distinct space group.
What elements does Sb3ClO4 contain?
Sb3ClO4 contains Cl, O, and Sb (3 elements).
Where does the data for Sb3ClO4 come from?
Sb3ClO4 data is cross-referenced from jarvis, oqmd, materials_project, mpaloe.
Comparison

How It Compares

As a unique antimony oxychloride, Sb3ClO4 serves as a distinct entry in the landscape of inorganic halides and oxides. Without direct siblings in this specific chemical grouping, it represents a specialized structural motif that offers researchers a standalone case study in how antimony, oxygen, and chlorine interact to influence semiconducting behavior.

Data sources & attribution
  • jarvis — Data from JARVIS (jarvis.nist.gov), NIST. Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020). (LicenseRef-US-Gov-PD)
  • oqmd — Data from the OQMD (oqmd.org). Cite: Saal et al., JOM 65, 1501 (2013); Kirklin et al., npj Comp. Mater. 1, 15010 (2015). (CC-BY-4.0)
  • materials_project — Data from the Materials Project (materialsproject.org). Cite: Jain et al., APL Materials 1, 011002 (2013). (CC-BY-4.0)
  • mpaloe — Data from MP-ALOE. Cite: Kuner et al., npj Comput. Mater. (2025), doi:10.1038/s41524-025-01834-9.

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