L092004
乙酸乙酯
别名:
EtOAc
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线性分子式:
CH3COOC2H5
化学文摘社编号:
分子量:
88.11
EC Number:
205-500-4
UNSPSC Code:
12352108
NACRES:
NA.01
Beilstein/REAXYS Number:
506104
MDL number:
Assay:
100% (GC)
Bp:
76.5-77.5 °C (lit.)
Vapor pressure:
73 mmHg ( 20 °C)
vapor density
3 (20 °C, vs air)
vapor pressure
73 mmHg ( 20 °C)
assay
100% (GC)
form
liquid
autoignition temp.
801 °F
expl. lim.
2.2-11.5 %, 38 °F
refractive index
n20/D 1.3720 (lit.)
bp
76.5-77.5 °C (lit.)
mp
−84 °C (lit.)
solubility
water: soluble
density
0.902 g/mL at 25 °C (lit.)
format
neat
SMILES string
CCOC(C)=O
InChI
1S/C4H8O2/c1-3-6-4(2)5/h3H2,1-2H3
InChI key
XEKOWRVHYACXOJ-UHFFFAOYSA-N
General description
In the solid-phase synthesis of oligonucleotides, liquid reagents are used in each step of the synthesis cycle. Overall synthesis performance, and therefore total product yield and purity of the crude oligonucleotide, is highly dependent on the chemical purity of the monomers and the supporting liquid reagents and other solvents like ethylacetate, dichloromethane, and dimethylformadine .Ethyl acetate (EA), a carboxylate ester, is a bio-friendly organic solvent with a wide range of industrial applications. Ethyl acetate can be obtained via an esterification reaction between ethyl alcohol and acetic acid in the presence of sulfuric acid. Its synthesis by reactive distillation and by acceptorless dehydrogenative dimerization of ethanol has been explored. Its ability as an acyl acceptor in the immobilized lipase-mediated preparation of biodiesel from crude vegetable oils has been examined. The complete degradation of ethyl acetate to CO2 using manganese octahedral molecular sieve (OMS-2) has been investigated. EA is an effective alternate solvent of diethyl ether, employed for the concentration of eggs, larvae, and cysts in fecal specimens during the Formalin-ether sedimentation technique.
Application
Ethyl acetate may be used in the following studies:
- As a solvent for the isolation of Rose hip (Rosa canina L., Rosaceae) powder, via sonication.
- As a solvent for the abstraction of volatile thiols from wine for their quantitative estimation by gas chromatography/mass spectrometry (GC-MS).
- Preparation of thin films of TiO2 (titanium dioxide) on glass.
- As an extraction medium in the multi-residue analysis of pesticide residues in fruit and vegetables.
- Acetylaton of primary amines to form amides in the presence of dimethyltin(IV) acetic acid distannoxane.
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Danger
hcodes
Hazard Classifications
Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3
target_organs
Central nervous system
supp_hazards
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
24.8 °F - closed cup
flash_point_c
-4 °C - closed cup
法规信息
新产品
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Junwei Liu et al.
Planta, 241(6), 1435-1451 (2015-02-27)
Strigolactone changes and cross talk with ABA unveil a picture of root-specific hormonal dynamics under stress. Strigolactones (SLs) are carotenoid-derived hormones influencing diverse aspects of development and communication with (micro)organisms, and proposed as mediators of environmental stimuli in resource allocation
Reza Sohrabi et al.
The Plant cell, 27(3), 874-890 (2015-03-01)
Plant-derived volatile compounds such as terpenes exhibit substantial structural variation and serve multiple ecological functions. Despite their structural diversity, volatile terpenes are generally produced from a small number of core 5- to 20-carbon intermediates. Here, we present unexpected plasticity in
Tsukasa Horiyama et al.
PloS one, 9(9), e108642-e108642 (2014-09-27)
Escherichia coli produces the iron-chelating compound enterobactin to enable growth under iron-limiting conditions. After biosynthesis, enterobactin is released from the cell. However, the enterobactin export system is not fully understood. Previous studies have suggested that the outer membrane channel TolC
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| L092004-1200L | 04061838216458 |