KMnCl3

metal

· JVASP-56828· KMnCl3

KMnCl₃ is a ternary intermetallic compound combining potassium, manganese, and chlorine in a structured crystalline lattice. This material exists primarily in research and materials development contexts rather than established commercial production, representing the broader family of mixed-metal halides and complex intermetallics being explored for functional applications. The compound's intermediate stiffness and moderate density position it as a candidate material for niche applications where thermal stability, electrical conductivity modulation, or catalytic activity in manganese-based systems may be relevant.

experimental materials researchcatalytic precursorssolid-state electrochemistrythermal barrier coatings (research phase)specialty halide compoundsmanganese-based functional materials

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	4,048	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	2,113.2	ksi	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1003	lb/in³	DFT · OptB88vdW

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Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.766	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	14.71	-	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000463	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000176	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-241.9	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	354.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.516	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

KMnCl3 — Properties & Data | MatWorld

KMnCl3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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