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Merck
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文件

418102

Sigma-Aldrich

丁醛

purified by redistillation, ≥99.5%

别名:

正丁醛

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About This Item

线性分子式:
CH3CH2CH2CHO
CAS号:
123-72-8
分子量:
72.11
Beilstein:
506061
EC號碼:
204-646-6
MDL號碼:
MFCD00007023
分類程式碼代碼:
12352100
PubChem物質ID:
24866205
NACRES:
NA.22

蒸汽密度

2.5 (vs air)

蒸汽壓力

90 mmHg ( 20 °C)

化驗

≥99.5%

形狀

liquid

自燃溫度

390 °F

純化經由

redistillation

expl. lim.

12.5 %

折射率

n20/D 1.380 (lit.)

bp

75 °C (lit.)

mp

−96 °C (lit.)

密度

0.8 g/mL at 25 °C (lit.)

感官的

pungent

SMILES 字串

[H]C(=O)CCC

InChI

1S/C4H8O/c1-2-3-4-5/h4H,2-3H2,1H3

InChI 密鑰

ZTQSAGDEMFDKMZ-UHFFFAOYSA-N

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相关类别

一般說明

Butyraldehyde, also known as Butanal, is an aliphatic aldehyde, that is commonly used as a versatile building block in various organic reactions, such as in the synthesis of diverse C4–C8 alcohols, esters, amines, and carboxylic acids.

應用

丁醛可用作以下反应物：
  • 各种硝基芳烃衍生物的还原胺化反应合成单-N-烷基苯胺衍生物。
  • 离子液体催化 Knoevenagel 与活性亚甲基化合物缩合，合成取代的亲电烯烃。
  • NiCl2通过与胺和三甲基甲硅烷基氰化物反应催化合成 α-氨基腈。

象形圖

FlameExclamation mark
GHS02,GHS07

訊號詞

Danger

危險聲明

H225,H319

危險分類

Eye Irrit. 2 - Flam. Liq. 2

儲存類別代碼

3 - Flammable liquids

水污染物質分類（WGK）

WGK 1

閃點（°F）

<50.0 °F - Pensky-Martens closed cup

閃點（°C）

< 10 °C - Pensky-Martens closed cup

個人防護裝備

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Self-condensation of n-butyraldehyde over solid base catalysts.
Tsuji H, et al.
J. Catal., 148(2), 759-770 (1994)
Aldol addition of butyraldehyde over solid base catalysts.
Zhang G, et al.
Bulletin of the Chemical Society of Japan, 62(6), 2070-2072 (1989)
Heterogeneous photocatalytic oxidation of gas-phase organics for air purification: acetone, 1-butanol, butyraldehyde, formaldehyde, and m-xylene oxidation.
Peral J and Ollis DF.
J. Catal., 1136(2), 554-565 (1992)
The condensation of butyraldehyde and aniline.
Kharasch MS, et al.
Journal of the American Chemical Society, 62(3), 494-497 (1940)
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
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