1-propyne


allylene; methylacetylene; propine; propyne; 1-propyne
Links:🌍 Wikipedia, 📏 NIST, 🕷 ChemSpider, 📖 PubMed,
📖Houben-Weyl, 2. Band (Allylen); p. 601, 619, 631, 809, 813
CAS RN:[74-99-7]
Formula:C3H4; 40.06 g/mol
InChiKey:MWWATHDPGQKSAR-UHFFFAOYSA-N
SMILES:C#CC
Molecular structure of propyne
Density:0.671 g/mL
Molar volume:59.7 mL/mol
Refractive index:1.375
Molecular refractive power:13.65 mL/mol
Dipole moment:0.75 D
Melting point:-102 °C
Boiling point:-23 °C
Vapour pressure:517 Torr
Antoine equation
P(Torr) vs T(°C)
Vapour pressure vs temperature
Critical temperature:128 °C
Critical pressure:52.8 atm
Critical volume:164.00 ml/mol
Log10 partition octanol / water:0.94

Isomers

cyclopropene
Molecular structure of cyclopropene
propadiene
Molecular structure of propadiene
propyne
Molecular structure of propyne