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24589-78-4 - N-Methyl-N-(trimethylsilyl)trifluoroacetamide, 97% - MSTFA - N-Trimethylsilyl-N-methyltrifluoroacetamide - A13141 - Alfa Aesar

A13141 N-Methyl-N-(trimethylsilyl)trifluoroacetamide, 97%

Numéro CAS
24589-78-4
Synonymes
MSTFA
N-Trimethylsilyl-N-methyltrifluoroacetamide

Dimensions Prix ($) Quantité Disponibilité
5g 47,50
25g 146,00
100g 460,00
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N-Methyl-N-(trimethylsilyl)trifluoroacetamide, 97%

MDL
MFCD00000411
EINECS
246-331-6

Propriétés chimiques

Formule
C6H12F3NOSi
Poids formulaire
199.25
Point d'ébullition
130-132°
Point d'éclair
25°(77°F)
Densité
1.076
Indice de réfraction
1.3800
Sensibilité
Moisture Sensitive
Solubilité
Immiscible with water.

Applications

N-Methyl-N-(trimethylsilyl)trifluoroacetamide is used as a silylating reagent that forms volatile derivatives for GC-MS analysis. It acts as a pharmaceutical intermediate and metabolite of Famprofazone in humans. It is also used in the detection of steroid hormones 17-alfa-ethynylestradiol and estrone.

Notes

Moisture sensitive. Store in a cool place. Incompatible with strong oxidizing agents and strong acids.

Références bibliographiques

Powerful silylating agent for a wide range of functional groups: J. Chromat., 115, 591 (1975); 134, 387 (1977); Chromatographia, 9, 440 (1976). See Appendix 4.

Cabanelas, D. G.; Wright, L. P.; Paetz, C.; Onkokesung, N.; Gershenzon, J.; Concepción, M. R.; Phillips, M. A. The diversion of 2-C-methyl-d-erythritol-2, 4-cyclodiphosphate from the 2-C-methyl-d-erythritol 4-phosphate pathway to hemiterpene glycosides mediates stress responses in Arabidopsis thaliana. Plant J. 2015, 82 (1), 122-137.

Wong, A. S. Y.; Ho, E. N. M.; Wan, T. S. M.; Lam, K. K. H.; Stewart, B. D. Metabolic studies of oxyguno in horses. Anal. Chim. Acta 2015, 891, 190-202.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H226-H315-H319-H335

Flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Mentions de prudence: P210-P261-P280-P240-P303+P361+P353-P305+P351+P338-P304+P340-P362-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Ground/bond container and receiving equipment. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Beilstein
1941550
Classe de danger
3
Groupe d'emballage
III
Code tarifaire harmonisé
2931.90
TSCA
Yes
RTECS
AC9800000

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Catalyseurs

Analytique et matériel de laboratoire