Butyraldehyde | C4H8O | CID 261 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

This IR spectrum is from the Coblentz Society's evaluated infrared reference spectra collection.

MS2017-05407CM butyraldehyde C4H8O (Mass of molecular ion: 72) Source Temperature: 250 °C Sample Temperature: 250 °C Reservoir, 70 eV

Tetrahydrofuran | (CH2)3CH2O or C4H8O | CID 8028 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

Key words & phrases: C4H8O (CH3)2CHCHO image and diagram explaining the infrared spectrum of 2-methylpropanal, complete infrared absorption spectrum of 2-methylpropanal, comparative spectra of 2-methylpropanal, prominent peaks/troughs for identifying functional groups in the infrared spectrum of 2-methylpropanal, important wavenumber values in ...

Isobutyraldehyde | C4H8O | CID 6561 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

IR Spectrum; Mass spectrum (electron ionization) UV/Visible spectrum; Gas Chromatography; Data at other public NIST sites: Gas Phase Kinetics Database; Options: Switch to calorie-based units; Data at NIST subscription sites: NIST / TRC Web Thermo Tables, "lite" edition (thermophysical and thermochemical data)

There are different isomers for C4H8O. Aldehyde, ketone, alcohols with double bond, cyclic alcohol compounds can be drawn for C4H8O. We can identify these isomers from several reactions which are discussed in this tutorial.

View image of digitized spectrum (can be printed in landscape orientation). View spectrum image in SVG format. Download spectrum in JCAMP-DX format. on behalf of the United States of America. All rights reserved. This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database . Go To: Top, IR Spectrum, Notes.

化合物C4H8O，根据如下IR谱图确定结构， 并说明依据。 先观察官能团区，找出存在的官能团，再看指纹区。 如果是芳香族化合物，应定出苯环取代位置，确定所 含的化学键或基团. (5) 与标准谱图对照分析; (6) 配合其它分析方法综合解析 . 甲基不对称变形振动峰和CH2剪式振动的迭合。 CH2,CH3. 芳环C=C伸缩振动和CH3的C-H变形振动的迭合。 不饱和度与计算结果相符；并与标准谱图对照证明结构正确。