Naphthalene

C₁₀H₈CAS 91-20-3128.17 g/mol

Open in Covalent MOL file

Properties

Molecular formula: C₁₀H₈
Molar mass: 128.17 g/mol
Exact mass: 128.0626 Da
Density: 1.162 g/mL (at 20 °C)
Melting point: 80.2 °C
Boiling point: 217.9 °C
Flash point: 78.9 °C (closed cup)
Water solubility: 31 mg/L (25 °C)
logP: 2.84Crippen estimate
Polar surface area: 0.0 Å²
H-bond donors / acceptors: 0 / 0
Rotatable bonds: 0

Hazards

Warning

H302 Harmful if swallowedAcute toxicity, oral
H351 Suspected of causing cancerCarcinogenicity
H400 Very toxic to aquatic lifeHazardous to the aquatic environment, acute hazard
H410 Very toxic to aquatic life with long lasting effectsHazardous to the aquatic environment, long-term hazard

Harmonised EU classification (CLP Annex VI), via PubChem.

Precautionary statements

P203, P264, P270, P273, P280, P301+P317, P318, P330, P391, P405, P501

Identifiers

CAS number

91-20-3

SMILES

c1ccc2ccccc2c1

InChIKey

UFWIBTONFRDIAS-UHFFFAOYSA-N

InChI

InChI=1S/C10H8/c1-2-6-10-8-4-3-7-9(10)5-1/h1-8H

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

7 names

Moth flakes
Tar camphor
White tar
Albocarbon
Dezodorator
Naphthene
NSC 37565

Safety data sheets

One stored sheet lists this compound in section 3, matched by the CAS number 91-20-3. Each row opens the sheet with its composition and PDF.

No. 2 Diesel Fuel 0.1–1 %Exxon Mobil Corporation

Open in the SDS library

Work with Naphthalene

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

Stereoisomers, salts and isotopologues

The same compound in another form: other stereochemistry, a salt or hydrate, the free acid or base, or an isotope-labelled version.

(2H8)Naphthalene1146-65-2Labelled

Similar compounds

Anthracene120-12-764 % similar Pentacene135-48-858 % similar Tetracene92-24-058 % similar Phenanthrene85-01-854 % similar 2,2'-Binaphthalene612-78-253 % similar Phthalazine253-52-150 % similar Isoquinoline119-65-347 % similar Benzo[b]triphenylene215-58-747 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Same formula

Azulene275-51-4

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia