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Bis(trimethylsilyl)trifluoroacetamide

CAS 25561-30-2 CF3C[=NSi(CH3)3]OSi(CH3)3 MW 257.40 In stock

Bis(trimethylsilyl)trifluoroacetamide is a silylating agent used in organic synthesis, particularly for derivatizing alcohols, amines, and carboxylic acids in analytical chemistry and pharmaceutical research. It is a colorless to pale yellow liquid with a molecular weight of 257.40 g/mol, CAS number 25561-30-2, and molecular formula CF3C[=NSi(CH3)3]OSi(CH3)3. Store at ambient temperature. Signal word: Danger. Molekula supplies Bis(trimethylsilyl)trifluoroacetamide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Bis(trimethylsilyl)trifluoroacetamide is a silylating agent used in organic synthesis, particularly for derivatizing alcohols, amines, and carboxylic acids in analytical chemistry and pharmaceutical research. It is a colorless to pale yellow liquid with a molecular weight of 257.40 g/mol, CAS number 25561-30-2, and molecular formula CF3C[=NSi(CH3)3]OSi(CH3)3. Store at ambient temperature. Signal word: Danger. Molekula supplies Bis(trimethylsilyl)trifluoroacetamide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance Colourless transparent liquid
Boiling Point 64 - 66 Deg C
Identification Conforms to reference
Assay ≥98%

Storage & handling

Property Value
Storage Temperature Ambient
Flash Point 24 C
Transport Class 3
Packing Group II
Shelf Life 24 months
Acidity Base

Identification

Property Value
CAS Number 25561-30-2
Molecular Formula CF3C[=NSi(CH3)3]OSi(CH3)3
Molecular Weight 257.40
SMILES FC(F)(F)C(=N[Si](C)(C)C)O[Si](C)(C)C
EC / UN Number 1993
REACH Code Y110
HTS Code 29319090
Tariff Code 2931900090

Safety & GHS

Danger
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Oxidizing Oxidizing GHS03

Hazard statements

  • H226 Flammable liquid and vapour
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation

Precautionary statements

  • P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P302+352 IF ON SKIN: Wash with soap and water
  • P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is Bis(trimethylsilyl)trifluoroacetamide used for?

It is primarily used as a silylating agent in organic synthesis, particularly for the derivatization of alcohols, amines, and carboxylic acids in analytical chemistry and pharmaceutical research.

What is the chemical formula and molecular weight?

The formula is CF3C[=NSi(CH3)3]OSi(CH3)3 with a molecular weight of 257.40 g/mol.

How should it be stored?

It should be stored at ambient temperature, protected from moisture and heat, in a tightly sealed container.

What grade is available?

Available in high-purity analytical grade, suitable for laboratory and research applications.

Can Molekula supply it in bulk?

Yes, Molekula can supply Bis(trimethylsilyl)trifluoroacetamide in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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