CuAs4S3Cl

metal
· JVASP-62191· CuAs4S3Cl

CuAs₄S₃Cl is a rare quaternary copper arsenosulfide chloride compound that does not correspond to any established commercial alloy or material system currently used in industrial engineering. This compound appears to be either a research-phase material or a misidentified chemical formula, as it lacks documented applications in mainstream manufacturing or engineering practice. If this represents an experimental copper-arsenic-sulfur system, materials in this chemical family are primarily of academic interest for semiconductor research, photovoltaic applications, and specialized optical materials, though arsenic-bearing compounds face significant environmental and toxicity constraints that limit practical engineering adoption.

experimental semiconductor researchphotovoltaic developmentoptical material researcharsenic compound studieslaboratory/non-commercial use only

Compliance & Regulations

?ITAR?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
3.750
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
1.422
eV—
Magnetic Moment(μB)
0.000
µB—
Seebeck Coefficient(S)
-175.5
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.00410
eV/atom—
Formation Energy(ΔHf)
-0.2371
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.