Arsenic triselenide
Properties
- Molecular formula
- As2Se3
- Molar mass
- 386.76 g/mol
- Exact mass
- 389.5928 Da
- Density
- 4.62 g/mL
- Melting point
- 260 °C
- logP
- -1.90Crippen estimate
- Polar surface area
- 0.0 Ų
- H-bond donors / acceptors
- 0 / 0
- Rotatable bonds
- 2
Hazards
Danger
- H301 Toxic if swallowed16.7% of notifiers
- H330 Fatal if inhaled33.3% of notifiers
- H331 Toxic if inhaled16.7% of notifiers
- H373 May causes damage to organs through prolonged or repeated exposure16.7% of notifiers
- H400 Very toxic to aquatic life50% of notifiers
- H410 Very toxic to aquatic life with long lasting effects50% of notifiers
Aggregated from 12 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.
Precautionary statements
P260, P261, P264, P270, P271, P273, P284, P301+P316, P304+P340, P316, P319, P320, P321, P330, P391, P403+P233, P405, P501
Identifiers
CAS number
1303-36-2SMILES
[As](=[Se])[Se][As]=[Se]InChIKey
WBFMCDAQUDITAS-UHFFFAOYSA-NInChI
InChI=1S/As2Se3/c3-1-5-2-4Weigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
9 names
- Arsenic selenide (As2Se3)
- Arsenic sesquiselenide
- Arsenic sesquiselenide (As2Se3)
- Arsenous selenide
- Diarsenic triselenide
- Diarsenic triselenide (As2Se3)
- Arsenic selenide (AsSe1.5)
- Arsenic selenide (As0.4Se0.6)
- Arsenic selenide (As40Se60)