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Merck

249831

Sigma-Aldrich

甲基三氟醋酸盐

99%

别名:

全氟乙酸甲酯, 甲基2,2,2-三氟醋酸盐

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About This Item

线性分子式:
CF3COOCH3
CAS号:
分子量:
128.05
Beilstein:
1756070
EC號碼:
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

蒸汽壓力

5.77 psi ( 20 °C)

化驗

99%

形狀

liquid

折射率

n20/D 1.291 (lit.)

bp

43-43.5 °C (lit.)

密度

1.273 g/mL at 25 °C (lit.)

SMILES 字串

COC(=O)C(F)(F)F

InChI

1S/C3H3F3O2/c1-8-2(7)3(4,5)6/h1H3

InChI 密鑰

VMVNZNXAVJHNDJ-UHFFFAOYSA-N

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一般說明

三氟乙酸甲酯与氟化铯或氯化铯和CuI一起构成宝贵的三氟甲基化试剂,用于取代芳香族(或杂芳香族)碘化物和溴。三氟乙酸甲酯在非晶态二氧化硅上的吸附已有研究。通过质量分析、离子动能谱和从头分子轨道计算,研究了三氟乙酸甲酯生成亚稳离子的碎裂机理

應用

三氟乙酸甲酯已用作胺和氨基酸的三氟乙酰化试剂。

象形圖

FlameCorrosion

訊號詞

Danger

危險聲明

危險分類

Flam. Liq. 2 - Skin Corr. 1B

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 1

閃點(°F)

-4.0 °F - closed cup

閃點(°C)

-20 °C - closed cup

個人防護裝備

Faceshields, Gloves, Goggles


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Studies of the adsorption of acetaldehyde, methyl acetate, ethyl acetate, and methyl trifluoroacetate on silica.
Natal-Santiago MA, et al.
J. Mol. Catal. A: Chem., 140(2), 199-214 (1999)
Nucleophilic trifluoromethylation of aryl halides with methyl trifluoroacetate.
Langlois BR and Roques N.
Journal of Fluorine Chemistry, 128(10), 1318-1325 (2007)
Decomposition of metastable methyl trifluoroacetate and ethyl trifluoroacetate upon electron impact.
Sekiguchi O, et al.
International Journal of Mass Spectrometry, 177(1), 23-30 (1998)
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