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Merck

335975

Sigma-Aldrich

(+)-1-(9-Fluorenyl)ethyl chloroformate solution

18 mM in acetone, for chiral derivatization

Sinónimos:

(+)-FLEC solution

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About This Item

Fórmula empírica (notación de Hill):
C16H13ClO2
Número de CAS:
Peso molecular:
272.73
MDL number:
UNSPSC Code:
12352005
PubChem Substance ID:
NACRES:
NA.22

grade

for chiral derivatization

Quality Level

vapor density

2 (vs air)

vapor pressure

180 mmHg ( 20 °C)

form

liquid

concentration

18 mM in acetone

refractive index

n20/D 1.3602

density

0.79 g/mL at 25 °C

functional group

chloro

storage temp.

2-8°C

InChI

1S/C16H13ClO2/c1-10(19-16(17)18)15-13-8-4-2-6-11(13)12-7-3-5-9-14(12)15/h2-10,15H,1H3

InChI key

SFRVOKMRHPQYGE-UHFFFAOYSA-N

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General description

(+)-1-(9-Fluorenyl)ethyl chloroformate is a highly fluorescent compound1 commonly used as a chiral derivatizing agent for the separation of racemates prior to reversed-phase HPLC analysis.

Application

  • Chiral analysis of β-methylamino alanine (BMAA) enantiomers: Details the use of (+)-1-(9-fluorenyl)-ethyl chloroformate (FLEC) for derivatization followed by LC-MS/MS analysis, improving the understanding of amino acids′ stereochemistry (Zurita et al., 2019).
  • Enantioselective micellar electrokinetic chromatography of dl‐amino acids: Utilizes (+)-1-(9-fluorenyl)ethyl chloroformate derivatization combined with UV-induced fluorescence detection to analyze amino acids, enhancing analytical methodologies (Prior et al., 2018).

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

1.4 °F

flash_point_c

-17 °C


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Los clientes también vieron

Yasushi Hori et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 776(2), 191-198 (2002-07-26)
We have developed a new analytical method to quantify the DL-homoalanine-4-yl(methyl)phosphinate (DL-GLUF) enantiomers in biological specimens using a reversed-phase high-performance liquid chromatography system with a fluorescence detection system. The derivatization of DL-GLUF enantiomers with (+)-1-(9-fluorenyl)ethyl chloroformate was carried out under
Separation of amino acid enantiomers and chiral amines using precolumn derivatization with (+)-1-(9-fluorenyl)ethyl chloroformate and reversed-phase liquid chromatography.
S Einarsson et al.
Analytical chemistry, 59(8), 1191-1195 (1987-04-15)
E Frigerio et al.
Journal of chromatography. A, 660(1-2), 351-358 (1994-02-04)
A sensitive and selective high-performance liquid chromatographic method for the determination of reboxetine enantiomers in human plasma was developed. Although two chiral centres are present in reboxetine, its stereospecific synthesis leads to two rather than four possible enantiomers. After extraction
Reversed-phase high-performance liquid chromatographic analysis of atenolol enantiomers in plasma after chiral derivatization with (+)-1-(9-fluorenyl) ethyl chloroformate.
Rosseel MT, et al.
Journal of Chromatography. B, Biomedical Applications, 568(1), 239-245 (1991)
Radu-Cristian Moldovan et al.
Journal of chromatography. A, 1564, 199-206 (2018-06-19)
A targeted CE-MS approach was developed for the chiral analysis of biologically relevant amino acids in artificial cerebrospinal fluid (aCSF). In order to achieve chiral resolution, the five amino acids (Ser, Asn, Asp, Gln and Glu) were derivatized with (+)-1-(9-fluorenyl)ethyl

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