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蒸汽密度
2.5 (vs air)
质量水平
蒸汽压
90 mmHg ( 20 °C)
方案
≥99.0%
自燃温度
390 °F
expl. lim.
12.5 %
杂质
≤0.30% (water)
折射率
n20/D 1.380 (lit.)
沸点
75 °C (lit.)
mp
−96 °C (lit.)
溶解性
water: soluble 50 g/L at 20 °C
密度
0.8 g/mL at 25 °C (lit.)
SMILES字符串
[H]C(=O)CCC
InChI
1S/C4H8O/c1-2-3-4-5/h4H,2-3H2,1H3
InChI key
ZTQSAGDEMFDKMZ-UHFFFAOYSA-N
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一般描述
丁醛（n-丁醛）是一种脂肪族醛，可在锌催化剂存在下，由丁醇脱氢合成。是制备聚乙烯醇缩丁醛的重要前体。已经描述了丁醛在气相中的热解机理。丁醛与聚乙烯醇缩合反应的动力学研究表明，丁醛具有阻滞作用。
应用
丁醛（正丁醛）可用于，在钾离子交换X沸石（Pd/KXW）和钾离子添加X沸石（Pd/KXU）上负载的四氨基氯化钯（II）存在下，通过氢化作用制备2-乙基己醛（2EH）。
警示用语：
Danger
危险声明
危险分类
Eye Irrit. 2 - Flam. Liq. 2
储存分类代码
3 - Flammable liquids
WGK
WGK 1
闪点(°F)
<50.0 °F - Pensky-Martens closed cup
闪点(°C)
< 10 °C - Pensky-Martens closed cup
法规信息
危险化学品
Highly selective Pd/KX catalysts for low-pressure one-step synthesis of 2-ethylhexanal from n-butyraldehyde and hydrogen.
Ko AN, et al.
Catalysis Letters, 54(4), 207-210 (1998)
Kinetic studies on dehydrogenation of butanol to butyraldehyde using zinc oxide as catalyst.
Raizada VK, et al.
Journal of Chemical Technology and Biotechnology, 56(3), 265-270 (1993)
Thermal decomposition products of butyraldehyde.
Hatten CD, et al.
J. Chem. Phys. , 139(21), 214303-214303 (2013)
Retardation effect in acetalization of poly (vinyl alcohol) with butyraldehyde.
Rumyantsev M, et al.
Eur. Polymer J., 49(6), 1698-1706 (2013)
N Gregory et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 44(8), 1223-1227 (2006-03-17)
Bovine soles and shavings from the heel were used in laboratory tests that examined the softening and swelling effects of rainwater, cow slurry (faeces plus urine), urine, silage effluent, and washings from recently laid concrete. Formalin, glutaraldehyde and butyraldehyde were
实验方案
-Tolualdehyde; Valeraldehyde; Isovaleraldehyde
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