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Documentos

394866

Supelco

N-Metil-N-(trimetilsilil)trifluoroacetamida

synthesis grade

Sinónimos:

N-trimetilsilil-N- metil trifluoroacetamida, MSTFA

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About This Item

Fórmula lineal:
CF3CON(CH3)Si(CH3)3
Número de CAS:
24589-78-4
Peso molecular:
199.25
Beilstein/REAXYS Number:
1941550
EC Number:
246-331-6
MDL number:
MFCD00000411
UNSPSC Code:
12000000
PubChem Substance ID:
24864622
NACRES:
NA.22

grade

for GC derivatization
synthesis grade

vapor density

>1 (vs air)

vapor pressure

8.8 mmHg ( 27 °C)

assay

≥98%

form

liquid

reaction suitability

reagent type: derivatization reagent
reaction type: Silylations

refractive index

n20/D 1.38 (lit.)

bp

130-132 °C (lit.)

density

1.075 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CN(C(=O)C(F)(F)F)[Si](C)(C)C

InChI

1S/C6H12F3NOSi/c1-10(12(2,3)4)5(11)6(7,8)9/h1-4H3

InChI key

MSPCIZMDDUQPGJ-UHFFFAOYSA-N

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Categorías relacionadas

General description

La N-Metil-N-(trimetilsilil)trifluoroacetamida (MSTFA) es un reactivo de derivatización. Puede utilizarse como alternativa al diazometano.

Application

Agente de sililación utilizado para formar derivados volátiles para el análisis mediante GC-MS.
Procedimiento de sililación mejorado para la detección simultánea de las hormonas esteroides 17-αetinilestradiol y estrona.

Other Notes

Reactivo para trimetilsilil.

Related product

Referencia del producto
Descripción
Precios

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

78.8 °F - closed cup

flash_point_c

26 °C - closed cup

ppe

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

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Glyceryl trinonadecanoate ≥99%

Sigma-Aldrich

T4632

Glyceryl trinonadecanoate

Metil nonadecanoato analytical standard

Supelco

74208

Metil nonadecanoato

Tina Kosjek et al.
Environment international, 31(5), 679-685 (2005-05-25)
Pharmacologically active substances used to treat human and animal illnesses can enter the aquatic environment via effluents from wastewater treatment plants or in the case of veterinary drugs directly through liquid manure discharge. Some of these substances enter the environment
Stina K Lien et al.
Journal of chromatography. A, 1247, 118-124 (2012-06-15)
GC-MS analysis of silylated metabolites is a sensitive method that covers important metabolite groups such as sugars, amino acids and non-amino organic acids, and it has become one of the most important analytical methods for exploring the metabolome. Absolute quantitative
Iria González-Mariño et al.
Journal of chromatography. A, 1217(11), 1748-1760 (2010-02-13)
An alternative method for the sensitive determination of several drugs of abuse and some of their metabolites in surface and sewage water samples is proposed. Analytes are concentrated using a solid-phase extraction (SPE) sorbent, converted into the corresponding trimethylsilyl derivatives
Hee-Kyung Jeon et al.
Journal of chromatography. A, 1131(1-2), 192-202 (2006-08-08)
A novel method has been developed to simultaneously determine and quantify seven organic UV filters employing liquid (solid)-liquid extraction, derivatization with N-methyl-N-(trimethylsilyl) trifluoroacetamide (MSTFA) and gas chromatography with mass spectrometric detection in various environmental matrices. The UV filters determined were:
L Damasceno et al.
Journal of mass spectrometry : JMS, 35(11), 1285-1294 (2000-12-13)
An evaluation of derivatization procedures for the detection of beta(2)-agonists is presented. The study was performed with the beta(2)-agonists bambuterol, clenbuterol, fenoterol, formoterol, salbutamol, salmeterol and terbutaline. Different derivatizating agents were employed, aiming to obtain derivatives with high selectivity to
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