science-softCon uv/vis+ spectra data base;	www.uv-spectra.de; (C) science-softCon 2016

Substance: 2-butynal				Other Names: tetrolaldehyde

Formula: C4H4O					CAS-No.: 1119-19-3	PubChem: CID 136875

Study: UV absorption spectrum

                
Authors: J.S. Muirhead, J.A. Howe

Title: Near-Ultraviolet Absorption Spectrum of Tetrolaldehyde

Journal/Source: J. Chem. Phys., 36, 2316-2319, (1962); http://dx.doi.org/10.1063/1.1732882


Data: table, diagram

Energy/Wavelength range: 195 - 380 nm

Resolution: 

Temperature: 298 K

Temperature dependence: no

Pressure/Concentration: 

Phase: vapor

pH: 


Comments: The near-ultraviolet absorption spectrum of tetrolaldehyde vapor has been examined. The weak absorption appearing in the 300-400 nm region 
has been assigned as the n --> pi* transition. Two other regions of absorption are observed in the 200-300 nm range.

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