N-tert-Butyldimethylsilyl-N-methyltrifluoroacetamide with 1% tert-Butyldimethylchlorosilane
SIAL/00942 - LiChropur™, ≥95.0% (GC)
Synonym: N-Methyl-N-tert-
CAS Number: 77377-52-7
Empirical Formula (Hill Notation): C9H18F3NOSi
Molecular Weight: 241.33
MDL Number: MFCD00009671
Linear Formula: C9H18F3NOSi
Product Type: Chemical
| assay | ≥95.0% (GC) |
| form | liquid |
| grade | derivatization grade ((GC derivatization)) |
| impurities | 0.5-1.5% tert-butyldimethylchlorosilane |
| InChI | 1S/C9H18F3NOSi/c1-8(2,3)1 |
| InChI key | QRKUHYFDBWGLHJ-UHFFFAOYSA |
| quality | LiChropur™ |
| Quality Level | 100 ![]() |
| reaction suitability | reagent type: derivatization reagent reaction type: Silylations |
| SMILES string | CN(C(=O)C(F)(F)F)[Si](C)( |
| storage temp. | 2-8°C |
| technique(s) | gas chromatography (GC): suitable |
| Application: | MTBSTFA + 1% TBDMSCl can be used as a derivatizing reagentin the analysis of: • Organic acid profile in human serum by gaschromatography/mass spectrometry (GC/MS). • Nerveagents and their breakdown products by GC–MS-MS method. |
| General description: | N-tert-Butyldimethylsilyl |
| Legal Information: | LiChropur is a trademark of Merck KGaA, Darmstadt, Germany |
| Other Notes: | Discover LiChropur™ reagents ideal for HPLC or LC-MS analysis |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Warning |
| Hazard statements | H226 - H315 - H319 |
| Precautionary statements | P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 10-36/37/38 |
| Safety Statements | 26 |
| RIDADR | UN 1993C 3 / PGIII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 113.0 °F - closed cup |
| Flash Point(C) | 45 °C - closed cup |
| Purity | ≥95.0% (GC) |
| Storage Temp. | 2-8°C |
| UNSPSC | 41116105 |



