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N,O-Bis(trimethylsilyl)trifluoroacetamide with trimethylchlorosilane

SIGMA/T6381 - with 1% trimethylchlorosilane, derivatization grade (GC derivatization), LiChropur™

Synonym: 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
Catalog Number PKG Qty. Price Quantity
45-T6381-1AMP 1 amp
 $83.10
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45-T6381-10AMP 10 amp
 $190.00
1/EA		 Add To Favorites
45-T6381-5G 5 g
 $75.10
1/EA		 Add To Favorites
45-T6381-25G 25 g
 $188.00
1/EA		 Add To Favorites
45-T6381-100G 100 g
 $548.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: T6381-5G

 

bp 45-50 °C/14 mmHg (lit.)
color hazy clear to colorless
contains 1% trimethylchlorosilane as additive
density 0.97 g/mL (lit.)
grade derivatization grade (GC derivatization)
InChI 1S/C8H18F3NOSi2/c1-14(2,3)12-7(8(9,10)11)13-15(4,5)6/h1-6H3/b12-7+
InChI key XCOBLONWWXQEBS-KPKJPENVSA-N
quality LiChropur™
  with 1% trimethylchlorosilane
Quality Level 100 
reaction suitability reagent type: derivatization reagent
reaction type: Silylations
refractive index n20/D 1.384 (lit.)
SMILES string C[Si](C)(C)OC(=N[Si](C)(C)C)C(F)(F)F
solubility hexane: miscible 100 mg/mL
storage temp. 2-8°C
technique(s) gas chromatography (GC): suitable
Application: BSTFA+TMCS has been used as derivatizing reagent for GC-MS determination of natural and synthetic estrogenic steroids.
General description: N,O-Bis(trimethylsilyl)trifluoroacetamide with trimethylchlorosilane is a silylating reagent generally used in estrogenic steroid hormone identification and quantification.
Legal Information: LiChropur is a trademark of Merck KGaA, Darmstadt, Germany
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: Clear borosilicate glass, high hydrolytic resistance (Type I)
Packaging: Sealed ampules contain 1 ml. Gram sizes are in screw-cap bottles.
bp 45-50 °C/14 mmHg (lit.)
Density 0.97 g/mL (lit.)
Refractive Index n20/D 1.384 (lit.)
Storage Temp. 2-8°C
UNSPSC 23151817

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