N,O-Bis(trimethylsilyl)trifluoroacetamide with trimethylchlorosilane
SIAL/15238 - for GC derivatization, LiChropur™, contains 1% TMCS, 99% (excluding TMCS)
Synonym: Silylating mixture V; BSTFA + TMCS
CAS Number: 25561-30-2
Empirical Formula (Hill Notation): C8H18F3NOSi2
Molecular Weight: 257.40
MDL Number: MFCD00008269
Linear Formula: CF3C[=NSi(CH3)3]OSi(CH3)3
Product Type: Chemical
| assay | ≥98.5% (excluding chlorotrimethylsilane, GC) |
| 99% (excluding TMCS) | |
| bp | 45-50 °C/14 mmHg (lit.) |
| density | 0.97 g/mL (lit.) |
| form | liquid |
| grade | for GC derivatization |
| InChI | 1S/C8H18F3NOSi2/c1-14(2,3 |
| InChI key | XCOBLONWWXQEBS-KPKJPENVSA |
| quality | contains 1% TMCS |
| LiChropur™ | |
| Quality Level | 100  |
| reaction suitability | reagent type: derivatization reagent reaction type: Silylations |
| refractive index | n |
| SMILES string | C[Si](C)(C)OC(=N[Si](C) |
| technique(s) | gas chromatography (GC): suitable |
| Application: | Learn more in the Product Information |
| Legal Information: | LiChropur is a trademark of Merck KGaA, Darmstadt, Germany |
| Other Notes: | Silylating mixture used for the silylation of various compounds |
| Other Notes: | The position of the silyl groups has not been unequivocally established. It has been referred to as both N,N and N,O. |
| Packaging: | 5, 25, 100 mL in glass bottle |
| Packaging: | Clear borosilicate glass, high hydrolytic resistance (Type I) |
| Symbol |   GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H315 - H319 |
| Precautionary statements | P210 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | F,C |
| Risk Statements | 11-34 |
| Safety Statements | 16-26-36/37/39-45 |
| RIDADR | UN 2924 8(3) / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 44.1 °F - closed cup |
| Flash Point(C) | 6.7 °C - closed cup |
| Purity | ≥98.5% (excluding chlorotrimethylsilane, GC); 99% (excluding TMCS) |
| bp | 45-50 °C/14 mmHg (lit.) |
| Density | 0.97 g/mL (lit.) |
| Refractive Index | n |
| UNSPSC | 41116105 |