402788
乙醛
ACS reagent grade, ≥99.5%, liquid
别名:
乙醛
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关于此项目
线性分子式:
CH3CHO
化学文摘社编号:
分子量:
44.05
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
39021102
UNSPSC Code:
12352100
EC Number:
200-836-8
MDL number:
Beilstein/REAXYS Number:
505984
Assay:
≥99.5%
Form:
liquid
产品名称
乙醛, ACS reagent, ≥99.5%
InChI key
IKHGUXGNUITLKF-UHFFFAOYSA-N
InChI
1S/C2H4O/c1-2-3/h2H,1H3
SMILES string
CC=O
biological source
synthetic
grade
ACS reagent
vapor density
1.52 (vs air)
vapor pressure
14.63 psi ( 20 °C)
assay
≥99.5%
form
liquid
autoignition temp.
365 °F
expl. lim.
60 %
impurities
≤0.008 meq/g Titr. acid
evapn. residue
≤0.005%
Quality Level
bp
21 °C (lit.)
mp
−125 °C (lit.)
solubility
alcohols: soluble, water: miscible
density
0.785 g/mL at 25 °C (lit.)
functional group
aldehyde
storage temp.
2-8°C
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General description
乙醛是一种重要的工业溶剂，用作合成多种化合物的中间体。氧化生成乙酸，还原生成乙醇。检测了Criegee中间体（CH2OO）与乙醛的相互作用。研究了其作为神经活性剂的作用。报道了不对称催化乙醛烷基化反应。
Application
乙醛可用于通过一锅法交叉双曼尼希反应合成1,3-二胺，而通过脯氨酸催化的曼尼希反应可合成β-氨基醛。
signalword
Danger
hcodes
Hazard Classifications
Carc. 1B - Eye Irrit. 2 - Flam. Liq. 1 - Muta. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 3
flash_point_f
-38.0 °F - closed cup
flash_point_c
-38.89 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves
法规信息
危险化学品
此项目有
Direct measurement of Criegee intermediate (CH2OO) reactions with acetone, acetaldehyde, and hexafluoroacetone.
Taatjes CA, et al.
Physical Chemistry Chemical Physics, 14(30), 10391-10400 (2012)
Proline-catalysed Mannich reactions of acetaldehyde.
Yang JW, et al.
Nature, 452(7186), 453-455 (2008)
One-pot cross double-Mannich reaction of acetaldehyde catalyzed by a binaphthyl-based amino sulfonamide.
Kano T, et al.
Chemical Communications (Cambridge, England), 49(11), 1118-1120 (2013)
Eagleson M.
Concise Encyclopedia Chemistry, 4-4 (1994)
Asymmetric Catalytic Alkynylation of Acetaldehyde: Application to the Synthesis of (+)-Tetrahydropyrenophorol.
Trost BM and Quintard A.
Angewandte Chemie (International Edition in English), 51(27), 6704-6708 (2012)
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