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Also known as EtOH, C2H5OH, hydroxyethane, 1-hydroxyethane, E1510, ethyl alcohol, anhydrol, ethyl alcohol anhydrous

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OverviewAI-generated

Ethanol is a chemical compound with the formula C₂H₆O and a mass of 46.042. Its canonical SMILES notation is CCO. The substance has a density of 790 and a speed of sound of 1162. It exhibits a vapor pressure of 58 and an ionization energy of 10.47. The melting point is recorded as -173, -114, or -114.1, while the boiling point is 173. Its pKa is 16.

Ethanol has a flash point of 55 and flammable limits ranging from a lower limit of 3.3 to an upper limit of 19. It is classified under UN class 3 and packaging group II. The immediately dangerous to life or health level is 6237, and the time-weighted average exposure limit is 1900. Standard enthalpy of formation values are -277.6 and -234.8, with a standard molar entropy of 281.6. It has one hydrogen bond donor and one acceptor, with a charge of 0.

Literature references include 228,442 PubMed entries for ethanol. The subject is referenced by 6,329 other encyclopedia articles.

Synthesized by Vinony from 36 facts across 4 sources: Wikidata, PubChem, PubMed, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.

Chemical data

Formula: C2H6O
Molecular weight: 46.07 g/mol
IUPAC name: ethanol
SMILES: CCO
InChIKey: LFQSCWFLJHTTHZ-UHFFFAOYSA-N
XLogP: -0.1
Polar surface area: 20.2 Å²
H-bond donors: 1
H-bond acceptors: 1
Formal charge: 0

via PubChem

Research

228,442 papers

Ethanol and its metabolites: update on toxicity, benefits, and focus on immunomodulatory effects.ReviewDrug metabolism reviews · 2019Le Daré B, Lagente V, Gicquel TDOI: 10.1080/03602532.2019.1679169
Ethanol's impact on the brain: a neurobiological perspective on the mechanisms of memory impairment.ReviewMolecular biology reports · 2024Hedayati-Moghadam M, Razazpour F, Pourfridoni M et al.DOI: 10.1007/s11033-024-09748-3
Ethanol-Induced Depression: Exploring the Underlying Molecular Mechanisms.ReviewCellular and molecular neurobiology · 2025Mashayekhi-Sardoo H, Razazpour F, Hakemi Z et al.DOI: 10.1007/s10571-025-01569-7
The evolutionary ecology of ethanol.ReviewTrends in ecology & evolution · 2025Bowland AC, Melin AD, Hosken DJ et al.DOI: 10.1016/j.tree.2024.09.005
Therapeutic Applications of Ethanol: A Review.ReviewJournal of pharmacy & pharmaceutical sciences : a publication of the Canadian Society for Pharmaceutical Sciences, Societe canadienne des sciences pharmaceutiques · 2019Le Daré B, Gicquel TDOI: 10.18433/jpps30572
Ethanol's molecular targets.ReviewScience signaling · 2008Harris RA, Trudell JR, Mihic SJDOI: 10.1126/scisignal.128re7
Alcohol and Cancer: Epidemiology and Biological Mechanisms.ReviewNutrients · 2021Rumgay H, Murphy N, Ferrari P et al.DOI: 10.3390/nu13093173
Ethanol tolerance and synaptic plasticity.ReviewTrends in pharmacological sciences · 1998Chandler LJ, Harris RA, Crews FTDOI: 10.1016/s0165-6147(98)01268-1

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