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N-Methyl-N-(trimethylsilyl)acetamide

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N-Methyl-N-(trimethylsilyl)acetamide manufacturers

N-Methyl-N-(trimethylsilyl)acetamide Basic information
Product Name:N-Methyl-N-(trimethylsilyl)acetamide
Synonyms:N-Methyl-N-TMS-acetamide;N-Methyl-N-trimethylsilyl-acetamide(MSA);MSA~N-Trimethylsilyl-N-methylacetamide;N-Methyl-N-trimethylsilyacetamideMSA(N-Trimethylsilyl-N-methylacetamide);N-Methyl-N-trimethylsilylacetamine;N-Methyl-N-(trimethylsilyl)acetamide,98%;N-Methyl-N-trimethylsilylacetamide [Trimethylsilylating Agent];[TriMethylsilylating Agent]
CAS:7449-74-3
MF:C6H15NOSi
MW:145.27
EINECS:231-217-0
Product Categories:Analytical Chemistry;GC Derivatizing Reagents;Si (Classes of Silicon Compounds);Silylacetamides;Silylation (GC Derivatizing Reagents);Si-N Compounds;Trimethylsilylation (GC Derivatizing Reagents)
Mol File:7449-74-3.mol
N-Methyl-N-(trimethylsilyl)acetamide Structure
N-Methyl-N-(trimethylsilyl)acetamide Chemical Properties
Boiling point 159-161 °C(lit.)
density 0.904 g/mL at 20 °C(lit.)
refractive index n20/D 1.439
Fp 48 °C
storage temp. -20°C
pka-0.11±0.70(Predicted)
form lyophilized powder
color Clear light yellow
Specific Gravity0.906
Sensitive Moisture Sensitive
BRN 506975
InChIInChI=1S/C6H15NOSi/c1-6(8)7(2)9(3,4)5/h1-5H3
InChIKeyQHUOBLDKFGCVCG-UHFFFAOYSA-N
SMILESC(N(C)[Si](C)(C)C)(=O)C
CAS DataBase Reference7449-74-3(CAS DataBase Reference)
NIST Chemistry ReferenceAcetamide, n-methyl-n-(trimethylsilyl)-(7449-74-3)
EPA Substance Registry SystemAcetamide, N-methyl-N-(trimethylsilyl)- (7449-74-3)
Safety Information
Hazard Codes Xi
Risk Statements 10-36/37/38
Safety Statements 37/39-16
RIDADR UN 1993 3/PG 3
WGK Germany 3
F 10-21
TSCA TSCA listed
HazardClass 3
PackingGroup III
HS Code 29319090
Storage Class3 - Flammable liquids
Hazard ClassificationsFlam. Liq. 3
MSDS Information
ProviderLanguage
ACROS English
SigmaAldrich English
ALFA English
N-Methyl-N-(trimethylsilyl)acetamide Usage And Synthesis
Chemical Propertiesclear light yellow liquid
Uses N-Methyl-N-trimethylsilylacetamide may be used as a derivatizing reagent for the following:
  • Quantification of the carbohydrate intermediates in glycation systems using gas chromatography coupled to mass spectrometry technique.
  • Characterization of damaged products of thymine and cytosine formed by the exposure to UV light in a hydrogen peroxide solution using gas chromatography/mass spectrometry with scan mode and selected ion monitoring mode.

Reactions The interaction of N-Methyl-N-(trimethylsilyl)acetamide with chloromethyl(methyl)-diacetoxysilane led to the formation of 2,4,6-trimethyl-2,4-bis((N-methylacetamido)methyl)-1,3,5,2,4-trioxadisilinan-6-ylium chloride[1].
N-Methyl-N-(trimethylsilyl)acetamide
General DescriptionN-Methyl-N-trimethylsilylacetamide is a trialkyl-silyl reagent and a versatile derivatizing agent used in gas chromatography (GC).
reaction suitabilityreagent type: derivatization reagent
reaction type: Silylations
Purification MethodsN-Methyl-N-trimethylsilylacetamide [7449-74-3] M 145.3, b 48 -49o/11mm, 8 4o/13mm, 105-107o/35mm (solid at room temperature), d 4 0.90, n D 1.4379. A likely impurity is Et3N.HCl which can be detected by its odour. If it is completely soluble in *C6H6, then redistil; otherwise dissolve it in this solvent, filter and evaporate first in a vacuum at 12mm, then fractionate; all operations should be carried out in a dry N2 atmosphere. [Klebe et al. J Am Chem Soc 88 3390 1966, Ried & Suarez-Rivero Chem Ber 96 1473 1963, Beilstein 4 IV 4011.]
References [1] Nataliya F. Lazareva, Igor M.Lazarev,lrina V.Sterkhova. "Trans-silylationof N-methyl-N-trimethylsilylacetamide with chloromethyl(methyl)diacetoxysilane."Journal of Organometallic Chemistry1006 (2023): Article 123000.
N-Methyl-N-(trimethylsilyl)acetamide Preparation Products And Raw materials
Preparation ProductsN-Methyl-N-ethylacetamide
Tag:N-Methyl-N-(trimethylsilyl)acetamide(7449-74-3) Related Product Information
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