N-Methyl-N-(trimethylsilyl)trifluoroacetamide

Base Information

• Chemical Name: N-Methyl-N-(trimethylsilyl)trifluoroacetamide
• CAS No.: 24589-78-4
• Molecular Formula: C6H12F3NOSi
• Molecular Weight: 199.248
• Hs Code.: 29319090
• European Community (EC) Number: 246-331-6
• NSC Number: 339701
• DSSTox Substance ID: DTXSID5067003
• Nikkaji Number: J54.125G
• Wikidata: Q27158313
• Mol file: 24589-78-4.mol

Synonyms:MSTFA;N-methyl(trimethylsilyl)trifluoroacetamide;N-methyl-N-(trimethylsilyl)trifluoroacetamide

Chemical Property of N-Methyl-N-(trimethylsilyl)trifluoroacetamide

Chemical Property:

• Appearance/Colour: Clear colorless to light yellow liquid
• Vapor Pressure: 8.8 mm Hg ( 27 °C)
• Melting Point: 98-100 °C
• Refractive Index: n20/D 1.383
• Boiling Point: 131 °C at 760 mmHg
• PKA: -1.34±0.70(Predicted)
• Flash Point: 28 °C
• PSA: 20.31000
• Density: 1.082 g/cm³
• LogP: 1.84200
• Storage Temp.: 2-8°C
• Sensitive.: Moisture Sensitive
• Water Solubility.: reacts
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 199.06402503
• Heavy Atom Count: 12
• Complexity: 184

Purity/Quality:

99.5% ^*data from raw suppliers

N-Methyl-N-(trimethylsilyl)trifluoroacetamide ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi, F
• Hazard Codes: Xi,F,T,N
• Statements: 10-36/37/38-61-50/53-51/53
• Safety Statements: 26-36-37/39-16-45-53-61

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Metals -> Metalloid Compounds (Silicon)
• Canonical SMILES: CN(C(=O)C(F)(F)F)[Si](C)(C)C
• Uses: A new metabolite of Famprofazone in humans. pharmaceutical intermediate 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.

Technology Process of N-Methyl-N-(trimethylsilyl)trifluoroacetamide

There total 2 articles about N-Methyl-N-(trimethylsilyl)trifluoroacetamide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

N,O-bis-(trimethylsilyl)-acetamide (10416-59-8) + N-methyl-2,2,2-trifluoroacetamide (815-06-5) → N-methyl-N-trimethylsilyl-2,2,2-trifluoroacetamide (24589-78-4)

Guidance literature:

In benzene; at 80 ℃; for 3h; Temperature;

Reference yield:

→ N-methyl-N-trimethylsilyl-2,2,2-trifluoroacetamide (24589-78-4)

Guidance literature:

DOI:10.1021/jo00419a044

Reference yield: 91.0%

N-methyl-N-trimethylsilyl-2,2,2-trifluoroacetamide (24589-78-4) + C41H42O9 → C44H50O9Si (123358-25-8)

Guidance literature:

With dmap; In acetonitrile;

DOI:10.1021/ja00206a050

upstream raw materials:

N,O-bis-(trimethylsilyl)-acetamide

N-methyl-2,2,2-trifluoroacetamide

Downstream raw materials:

N-[(3-Ethoxy-4-trimethylsilanyloxy-phenyl)-trimethylsilanyloxy-methyl]-2,2,2-trifluoro-N-methyl-acetamide

trimethylsilyl fluoride

iodotrifluoromethane

4-(trimethylsilyloxymethyl)phenoxytrimethylsilane

Refernces

• 1、 -. "Carbacephalosporin compound, their preparation and use". . . Retrieved 2008/06/13.