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2-Propynal [624-67-9]

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Name 2-Propynal
Synonyms Acetylenecarboxaldehyde; Formylacetylene; Propargylaldehyde; Propiolic aldehyde; Propynal
Molecular Structure CAS # 624-67-9, 2-Propynal, Acetylenecarboxaldehyde, Formylacetylene, Propargylaldehyde, Propiolic aldehyde, Propynal
Molecular Formula C3H2O
Molecular Weight 54.05
CAS Registry Number 624-67-9
EINECS 210-857-4
Solubility Sparingly soluble (25 g/L) (25 ºC), Calc.*
Density 0.9160 g/cm3 (20 ºC)**
Melting point 126-127 ºC***
Boiling point 60 ºC****
Refractive index 1.4070 (589.3 nm 20 ºC)*****
Flash point 4.8±15.7 ºC, Calc.*
* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)
** Veliev, M. G.; Synthesis 1980, (6), P461.
*** Pasedach, Heinrich; DE 1207930 1965.
**** "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US)
***** Petrov, A. A.; Zhurnal Obshchei Khimii 1955, V25, P1101-5.
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