Selenium
Properties
- Molecular formula
- Se
- Molar mass
- 78.97 g/mol
- Exact mass
- 79.9165 Da
- Density
- 4.8 g/mL
- Melting point
- 170–217 °C
- Boiling point
- 685 °C
- Water solubility
- insoluble
- logP
- -0.38Crippen estimate
- Polar surface area
- 0.0 Ų
- H-bond donors / acceptors
- 0 / 0
- Rotatable bonds
- 0
Hazards
Danger
- H301 Toxic if swallowedAcute toxicity, oral
- H331 Toxic if inhaledAcute toxicity, inhalation
- H373 ** May causes damage to organs through prolonged or repeated exposureSpecific target organ toxicity, repeated exposure
- H413 May cause long lasting harmful effects to aquatic lifeHazardous to the aquatic environment, long-term hazard
Harmonised EU classification (CLP Annex VI, index 034-001-00-2), via PubChem.
Precautionary statements
P260, P261, P264, P270, P271, P273, P301+P316, P304+P340, P316, P319, P321, P330, P403+P233, P405, P501
Identifiers
CAS number
7782-49-2SMILES
[Se]InChIKey
BUGBHKTXTAQXES-UHFFFAOYSA-NInChI
InChI=1S/SeWeigh it out
Type any one amount. The others follow from the molar mass and density.
Names and synonyms
5 names
- C.I. 77805
- B-TRAXIM Se
- Selenium (se)
- Selsaf 2000
- Serendipita MKCA6-3
Work with Selenium
Predict the NMR spectrum1H and 13C shifts with multiplicities
Make a solutionWhat to weigh for any molarity and volume
Check drug-likenessLipinski, Veber and lead-likeness
Boiling point under vacuumAt any pressure, from its normal boiling point
Isotope patternExact mass and the mass spectrum pattern
Similar compounds
Niobium diselenide12034-77-450 % similar
Tungsten diselenide12067-46-850 % similar
Bismuth selenide12068-69-850 % similar
Silver(I) selenide1302-09-650 % similar
Arsenic selenide (As2Se5)1303-37-350 % similar
Antimony triselenide1315-05-550 % similar
Selenium sulfide56093-45-950 % similar
Tanimoto similarity of circular fingerprints over the whole catalogue.