Iron arsenide (FeAs)
Basic information
- CAS
12005-88-8- Standard SMILES
[Fe]#[As]- InChIKey
VETKVGYBAMGARK-UHFFFAOYSA-N- Molecular formula
- AsFe
- Average molar mass
- 130.77 g/mol
- Monoisotopic mass
- 130.85653
Names & identifiers
- Preferred name
- Iron arsenide (FeAs)
- IUPAC
- arsanylidyneiron
- English name
- IRON ARSENIDE
- Molecular formula
- AsFe2
- Molecular weight
- 186.61
Names & synonyms
Iron arsenide (FeAs)12044-16-5EINECS 234-947-8DTXSID1065219RefChem:148780DTXCID0033629arsanylidyneironFERRIC ARSENIDEiron(III) arsenideUNII-VB9X7ET594VB9X7ET594SCHEMBL29366077
Show more names
IRON ARSENIDEDiiron arsenicdiiron arsenideEinecs 234-474-7Iron arsenide(Fe2As)Ironarsenide,99.5%(metalsbasis)Iron arsenide, 99.5% trace metals basis
SCHEMBL29381049Iron(III) arsenide, 99.5% trace metals basis
Database identifiers
- CAS
12005-88-8、12044-16-5、12330-50-6- PubChem CID
- 82876
- DTXSID
DTXSID1065219- EC Number
- 234-947-8
Properties
Computed structural properties
- Topological polar surface area
- 0 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 0
- Rotatable bonds
- 0
- Heavy atoms
- 2
- Formal charge
- 0
- Complexity
- 10
Experimental & physicochemical properties
SpringerMaterials Propertiescrystal structure
Physicochemical properties
- Melting point
- 400 °C · >400°C
- form
- Lumps
- Water Solubility
- It is insoluble in water.
- Exposure limits
- 0.01 mg/m3NIOSH: · ACGIH: TWA 0.01 mg/m3NIOSH: IDLH 5 mg/m3; Ceiling 0.002 mg/m3
- CAS DataBase Reference
- 12005 · 12005-88-8
- REACH Annex XVII Substances List
- Diiron arsenide (12005-88-8)
- EPA Substance Registry System
- Iron arsenide (Fe2As) (12005-88-8)
- Symbol(GHS)
- 6 · GHS06,GHS09
- Signal word
- Danger
- Hazard statements
- 301 · H301+H331-H410
- Precautionary statements
- 261 · P261-P273-P301+P310-P311-P501
- Hazard Codes
- T,N
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]
P261, P264, P270, P271, P273, P301+P316, P304+P340, P316, P321, P330, P391, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 210 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Regulatory InformationRestricted substance: Iron arsenide
Hazard Classes and CategoriesAcute Tox. 3 (100%)
Safety data
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- UN1557
- risk_code
- 23/25-50/53
- Signal word
- Danger
- Symbol(GHS)
- GHS06,GHS09
- hazard_code
- T,N
- safety_code
- 20/21-28-45-60-61
- hazard_class
- 6.1
- packing_group
- II
- Hazard statements
- H301+H331-H410
- Precautionary statements
- P261-P273-P301+P310-P311-P501
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationIron arsenide (FeAs): ACTIVE
Applications
UsesIron arsenide is used as a superconductor, semiconductor and in photo optic applications
Suppliers
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Related reactions
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Compound notes
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