Input interpretation
butane | cyclopropane
Chemical names and formulas
| butane | cyclopropane formula | CH_3CH_2CH_2CH_3 | C_3H_6 Hill formula | C_4H_10 | C_3H_6 name | butane | cyclopropane IUPAC name | butane | cyclopropane alternate names | diethyl | Freon 600 | liquefied petroleum gas | n-butane | R-600 | cyclopropane [INN] | cyclopropnane | trimethylene | trimethylene (cyclic) mass fractions | C (carbon) 82.7% | H (hydrogen) 17.3% | C (carbon) 85.6% | H (hydrogen) 14.4%
Structure diagrams
| butane | cyclopropane vertex count | 4 | 3 edge count | 3 | 3 Schultz index | 38 | 24 Wiener index | 10 | 3 Hosoya index | 5 | 4 Balaban index | 1.975 | 2.25
3D structure
3D structure
Basic properties
| butane | cyclopropane molar mass | 58.12 g/mol | 42.081 g/mol phase | gas (at STP) | gas (at STP) melting point | -138.3 °C | -128 °C boiling point | -0.5 °C | -33 °C density | 0.00249343 g/cm^3 | 0.784 g/cm^3 solubility in water | | slightly soluble dielectric constant | 1.003 | 1.002
Hydrophobicity and permeability properties
| butane predicted LogP hydrophobicity | 2.81 predicted LogS | -1.91
Gas properties (at STP)
| butane | cyclopropane density | 0.00249343 g/cm^3 | 0.784 g/cm^3 vapor density | 2.11 | 1.45 molar volume | 23311 cm^3/mol | 53.7 cm^3/mol surface tension | 0.01487 N/m | 0.022 N/m refractive index | 1.3326 | 1.3799 dynamic viscosity | 7×10^-6 Pa s | 9.303×10^-6 Pa s
Units
Thermodynamic properties
| butane | cyclopropane molar heat of vaporization | 24.7 kJ/mol (kilojoules per mole) | 20.1 kJ/mol (kilojoules per mole) specific heat of vaporization | 0.425 kJ/g (kilojoules per gram) | 0.478 kJ/g (kilojoules per gram) molar heat of combustion | 2879 kJ/mol (kilojoules per mole) | 2093 kJ/mol (kilojoules per mole) specific heat of combustion | 49.53 kJ/g (kilojoules per gram) | 49.74 kJ/g (kilojoules per gram) molar heat of fusion | 4.66 kJ/mol (kilojoules per mole) | 5.44 kJ/mol (kilojoules per mole) specific heat of fusion | 0.0802 kJ/g (kilojoules per gram) | 0.129 kJ/g (kilojoules per gram) critical temperature | 426.3 K (kelvins) | 397.8 K (kelvins) critical pressure | 3.8 MPa (megapascals) | 5.49 MPa (megapascals) compressibility factor | 0.274 (at critical conditions) | acentric factor ω | 0.199 | 0.134 Antoine equation constants | 13.9836 | 2292.44 | -27.8623 |
Chemical identifiers
| butane | cyclopropane CAS number | 106-97-8 | 75-19-4 Beilstein number | 969129 | PubChem CID number | 7843 | 6351 PubChem SID number | 24872900 | 24857764 SMILES identifier | CCCC | C1CC1