Merck
CN

34858

Sigma-Aldrich

乙酸乙酯

suitable for HPLC, ≥99.7%

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别名:
EtOAc
线性分子式:
CH3COOC2H5
CAS号:
分子量:
88.11
Beilstein:
506104
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

Agency

suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b

质量水平

蒸汽密度

3 (20 °C, vs air)

蒸汽压

73 mmHg ( 20 °C)

检测方案

≥99.7%

形式

liquid

自燃温度

801 °F

expl. lim.

2.2-11.5 %, 38 °F

技术

GC/MS: suitable
HPLC: suitable

杂质

≤0.0005% non-volatile matter
≤0.005% free acid (as CH3COOH)
≤0.03% water (Karl Fischer)

折射率

n20/D 1.3720 (lit.)

bp

76.5-77.5 °C (lit.)

mp

−84 °C (lit.)

密度

0.902 g/mL at 25 °C (lit.)

紫外吸收

λ: 255 nm Amax: ≤0.70
λ: 260 nm Amax: ≤0.30
λ: 270 nm Amax: ≤0.10
λ: 300 nm Amax: ≤0.01
λ: 400 nm Amax: ≤0.01

应用

food and beverages

格式

neat

储存温度

room temp

SMILES字符串

CCOC(C)=O

InChI

1S/C4H8O2/c1-3-6-4(2)5/h3H2,1-2H3

InChI key

XEKOWRVHYACXOJ-UHFFFAOYSA-N

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一般描述

乙酸乙酯是二乙醚有效替代溶剂。

应用

乙酸乙酯被用来超声波讲解法,提取玫瑰果油(Rosa canina L., Rosaceae) 粉末。它还可用作溶剂,从酒中提取挥发性硫醇,通过气体色谱/质谱(GC-MS)定量分析。

其他说明

Pure-Pac®II容器需要Micromatic MacroValve偶联器用于溶剂的配送,Z560723。
重要通知
  • 货号 34858-4X2.5L的产品即将停产。请订购34858-2.5L单瓶装,因为其具体参数与上述产品本质相同。
  • 货号34858-6X1L的产品即将停产。请订购34858-1L单瓶装,因为其物理参数与上述产品本质相同。

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探索最适于 HPLCLC-MS 分析的 LiChropur 试剂

法律信息

Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany

象形图

FlameExclamation mark

警示用语:

Danger

危险声明

危险分类

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

靶器官

Central nervous system

补充剂危害

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(°F)

24.8 °F

闪点(°C)

-4 °C

法规信息

危险化学品

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Maria Nikolantonaki et al.
Analytica chimica acta, 660(1-2), 102-109 (2010-01-28)
As volatile thiols are nucleophiles, they are capable of additional reactions with electrophiles. In enology, this concerns reactions between volatile or non-volatile thiols and oxidized phenolic compounds. Initial studies concerning the reactivity of volatile thiols with polyphenols showed that (+)-catechin
Lasse Saaby et al.
Phytotherapy research : PTR, 25(2), 195-201 (2010-07-16)
A previously published systematic review and a metaanalysis have concluded that the consumption of standardized rose hip powder (Rosa canina L.) can reduce pain in osteoarthritis patients. Synovial inflammation has been suggested to play an important role in the pathogenesis
K H Young et al.
Journal of clinical microbiology, 10(6), 852-853 (1979-12-01)
Ethyl acetate appears to be a satisfactory subsitute solvent for diethyl ether in the Formalin-ether sedimentation technique. In comparative studies, concentration of organisms with ethyl acetate was equal to or greater than that with diethyl ether. No distortion or alteration
K J S Anand et al.
British journal of anaesthesia, 101(5), 680-689 (2008-08-30)
Relationships between plasma morphine concentrations and neonatal responses to endotracheal tube (ETT) suctioning are unknown in preterm neonates. Ventilated preterm neonates (n=898) from 16 centres were randomly assigned to placebo (n=449) or morphine (n=449). After an i.v. loading dose (100
Jessica Le Ven et al.
Journal of mass spectrometry : JMS, 47(11), 1500-1509 (2012-11-14)
Annonaceous acetogenins (AAGs) are a homogenous class of polyketides proposed as environmental neurotoxins. Previous dereplication studies of AAGs were limited by the use of low-resolution mass spectrometers. Only poor information in terms of structures was provided due to the limited

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