H2 C2

semiconductor
· H2 C2

H2C2 (acetylene or ethyne) is a simple hydrocarbon compound consisting of two carbon atoms bonded by a triple bond, representing the simplest alkyne. While primarily known as a chemical feedstock and fuel, H2C2 and acetylene-based materials serve in specialized applications requiring high energy density or reactive chemical properties; the material is notable in welding and cutting operations, polymer synthesis, and emerging research into carbon-rich semiconducting phases.

acetylene welding and cuttingchemical synthesis feedstockorganic polymer precursorhigh-energy fuel applicationscarbon-based semiconductor research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
eV/atom
Verified Unverified Low confidence (<80%) Link to source

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.