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Merck

15222

Supelco

N,O-双(三甲基硅基)三氟乙酰胺

for GC derivatization, LiChropur, ≥99.0%

别名:

BSTFA

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About This Item

线性分子式:
CF3C[=NSi(CH3)3]OSi(CH3)3
CAS号:
分子量:
257.40
Beilstein:
2050024
EC號碼:
MDL號碼:
分類程式碼代碼:
41116105
PubChem物質ID:
NACRES:
NA.22

等級

for GC derivatization

品質等級

化驗

≥99.0% (GC)
≥99.0%

形狀

liquid

品質

LiChropur

反應適用性

reagent type: derivatization reagent
reaction type: Silylations

技術

gas chromatography (GC): suitable

折射率

n20/D 1.384 (lit.)
n20/D 1.384

bp

45-50 °C/14 mmHg (lit.)

密度

0.969 g/mL at 25 °C (lit.)

SMILES 字串

C[Si](C)(C)O\C(=N\[Si](C)(C)C)C(F)(F)F

InChI

1S/C8H18F3NOSi2/c1-14(2,3)12-7(8(9,10)11)13-15(4,5)6/h1-6H3/b12-7+

InChI 密鑰

XCOBLONWWXQEBS-KPKJPENVSA-N

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一般說明

N,O-双(三甲基硅烷基)三氟乙酰胺(BSTFA)是一种优良的硅基化试剂。对于一些空间位阻的一级或二级硝基化合物,N,O-双(三甲基硅基)乙酰胺和BSTFA比常规硅基化条件结果更佳。BSTFA已在胺衍生化中得到应用。其适于羧酸、酚类、脲类、酰胺类、醇类的水化反应。

應用

更多信息请参见产品信息
BSTFA + 1% TMCS(三甲基硅基)溶于乙酸乙酯、乙腈和二氯甲烷溶剂中的情况下,可用于通过气相色谱-质谱联用技术(GC-MS)进行的甾体激素17a-乙炔雌醇(EE2)硅基化反应。此外,其还可用于内源性2-单甘油酯(存在于与大麻素受体结合的犬肠道中)的硅基化。

法律資訊

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

象形圖

FlameExclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 3

閃點(°F)

93.2 °F

閃點(°C)

34 °C

個人防護裝備

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


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Houben-Weyl Methods of Molecular Transformations.
Aggarwal VK
Science of Synthesis Knowledge Updates, 27, 593-594 (2014)
Bo Wang et al.
Foods (Basel, Switzerland), 9(5) (2020-05-24)
A method based on accelerated solvent extraction (ASE) coupled with gas chromatography tandem mass spectrometry (GC-MS/MS) was developed for the quantitative analysis of spectinomycin and lincomycin in poultry egg (whole egg, albumen and yolk) samples. In this work, the samples
Greene's Protective Groups in Organic Synthesis.
Science (2014)
Modern Methods of Pharmaceutical Analysis.
Schirmer RE.
Science, 2, 215-216 (1990)
R Mechoulam et al.
Biochemical pharmacology, 50(1), 83-90 (1995-06-29)
In this study, we report the isolation from canine intestines of 2-arachidonyl glycerol (2-Ara-Gl). Its structure was determined by mass spectrometry and by direct comparison with a synthetic sample. 2-Ara-Gl bound to membranes from cells transiently transfected with expression plasmids

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