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Synthetic, Protecting & Derivatization Reagents

N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%

PurissAvailable on request

Buy N,O-Bis(trimethylsilyl)trifluoroacetamide, 98% (CAS 25561-30-2) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
N,O-Bis(trimethylsilyl)trifluoroacetamide, 98% chemical structure
CAS number25561-30-2
FormulaC8H18F3NOSi2
Molar mass257.4 g/mol
Physical formLiquid
HS code29319090
UN numberUN 2924
Purity98%
InChIKeyXCOBLONWWXQEBS-UHFFFAOYSA-N
IUPAC nametrimethylsilyl 2,2,2-trifluoro-N-trimethylsilylethanimidate

About N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%

N,O-Bis(trimethylsilyl)trifluoroacetamide, 98% sits in our synthetic, Protecting & Derivatization Reagents section and ships worldwide from stock or short lead time. For your records (Puriss), the material is defined by CAS 25561-30-2, formula C8H18F3NOSi2 and molar mass 257.4 g/mol. It is described as colourless to pale yellow liquid.

Where it is used

  • Organic synthesis
  • Reaction development
  • Medicinal chemistry
  • Chromatography

Handling and storage

Literature values: density 0.969 g/mL at 25 °C. Classified under GHS with signal word Danger and hazard statements H225, H226, H314 and H315. Read the SDS before first use. For transport it ships as UN UN 2924.

Order it in 5 mL, 25 mL, 100 mL, 500 mL and 25 kg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Organic synthesis
  • Reaction development
  • Medicinal chemistry
  • Chromatography

Applications

Research Labs and Universities

Specifications and identifiers

Specifications of N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%
Product nameN,O-Bis(trimethylsilyl)trifluoroacetamide, 98%
Catalogue numberZX-000903
CAS number25561-30-2
IUPAC nametrimethylsilyl 2,2,2-trifluoro-N-trimethylsilylethanimidate
Molecular formulaC8H18F3NOSi2
Molar mass257.4 g/mol
Exact mass257.0879
GradePuriss
Purity / assay98%
Physical formLiquid
AppearanceColourless to pale yellow liquid
Density0.969 g/mL at 25 °C
H-bond donors / acceptors0 / 5
Topological polar surface area21.6 Ų
HS code29319090
UN numberUN 2924
InChIKeyXCOBLONWWXQEBS-UHFFFAOYSA-N
SMILESC[Si](C)(C)N=C(C(F)(F)F)O[Si](C)(C)C
PubChem CID94358
SynonymsBSTFA, N,O-Bis(trimethylsilyl)trifluoroacetamide, Trimethylsilyl 2,2,2-trifluoro-N-(trimethylsilyl)acetimidate, N,O-bis(TMS)3FAN, Bis(trimethylsilyl)trifluoroacetamide, Ethanimidic acid, 2,2,2-trifluoro-N-(trimethylsilyl)-, trimethylsilyl ester, N,O-bis-(TRIMETHYLSILYL)-TRIFLUOROACETAMIDE, N,O-Bis(trimethylsilyl)trifluoroacetamide (~90%), C8H18F3NOSi2, Acetamide, 2,2,2-trifluoro-O,N-bis(trimethylsilyl)-, BSTFA containing 1% TMCS

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS02 Flammable
Flammable
GHS05 Corrosive
Corrosive
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H225Highly flammable liquid and vapor
  • H226Flammable liquid and vapor
  • H314Causes severe skin burns and eye damage
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P210, P233, P240, P241, P242, P243, P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P319, P321, P332 + P317, P337 + P317

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%
5 mLQuoted on request
25 mLQuoted on request
100 mLQuoted on request
500 mLQuoted on request
25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%

Which CAS number identifies N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%?
N,O-Bis(trimethylsilyl)trifluoroacetamide, 98% is registered under CAS 25561-30-2. You may also see it listed as BSTFA, N,O-Bis(trimethylsilyl)trifluoroacetamide, Trimethylsilyl 2,2,2-trifluoro-N-(trimethylsilyl)acetimidate. Our catalogue number for this item is ZX-000903.
What are the formula and molar mass of N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%?
For N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%, its formula is C8H18F3NOSi2 and its molar mass is 257.4 g/mol. The systematic (IUPAC) name is trimethylsilyl 2,2,2-trifluoro-N-trimethylsilylethanimidate. InChIKey XCOBLONWWXQEBS-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%?
This listing is Puriss grade with 98% purity. Standard packs are 5 mL, 25 mL, 100 mL, 500 mL, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with N,O-Bis(trimethylsilyl)trifluoroacetamide, 98%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship N,O-Bis(trimethylsilyl)trifluoroacetamide, 98% to my country?
Yes. Because N,O-Bis(trimethylsilyl)trifluoroacetamide, 98% is classed as hazardous (UN 2924), it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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