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101052

Sigma-Aldrich

2,3,4,5,6-Pentafluorobenzyl bromide

99%

Synonym(s):

α-Bromo-2,3,4,5,6-pentafluorotoluene, (Bromomethyl)pentafluorobenzene

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About This Item

Linear Formula:
C6F5CH2Br
CAS Number:
1765-40-8
Molecular Weight:
260.99
Beilstein/REAXYS Number:
647808
EC Number:
217-182-4
MDL number:
MFCD00000299
UNSPSC Code:
12352100
PubChem Substance ID:
24846531
NACRES:
NA.22

Quality Level

200

assay

99%

refractive index

n20/D 1.471 (lit.)

bp

174-175 °C (lit.)

mp

19-20 °C (lit.)

density

1.728 g/mL at 25 °C (lit.)

SMILES string

Fc1c(F)c(F)c(CBr)c(F)c1F

InChI

1S/C7H2BrF5/c8-1-2-3(9)5(11)7(13)6(12)4(2)10/h1H2

InChI key

XDEPVFFKOVDUNO-UHFFFAOYSA-N

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Application

Derivatizing agent for GC analysis of polyfunctional thiols.
For the preparation of pentafluorobenzyl esters of organic acids for determination by capillary and GC. Also used to derivatize N-7-substituted guanine adducts of DNA for determination by GC-electron capture-MS.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

wgk_germany

WGK 3

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride ≥98%

Sigma-Aldrich

194484

O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride

Laura Mateo-Vivaracho et al.
Journal of chromatography. A, 1121(1), 1-9 (2006-05-09)
A fast and automated method for the analysis at ng L(-1) level of aroma-powerful polyfunctional thiols has been developed and applied to wine. The sample is just poured in a 20 mL vial and its vapour extracted with a poly(dimethylsiloxane)-divinylbenzene
Journal of Chromatography A, 539, 232-232 (1991)
M Saha et al.
Journal of chromatography. A, 712(2), 345-354 (1995-10-13)
A 112-micrograms sample of DNA was spiked with 103 pg of N7-(2'-hydroxyethyl)guanine and 100 pg of N7-(2'-hydroxyethyl-d4)guanine, the internal standard. The sample was subjected to the following sequence of steps: heating at 100 degrees C, precipitation of the DNA with
Yan Li et al.
Frontiers in bioengineering and biotechnology, 7, 394-394 (2019-12-24)
The main challenges in multienzymatic cascade reactions for CO2 reduction are the low CO2 solubility in water, the adjustment of substrate channeling, and the regeneration of co-factor. In this study, metal-organic frameworks (MOFs) were prepared as adsorbents for the storage
D H Fisher et al.
Journal of chromatography, 452, 51-60 (1988-10-28)
The following sequence of analytical steps was used to determine the amount of 5-methylcytosine (mol-%) in calf thymus and human lymphocyte DNA:acid hydrolysis of the DNA, derivatization (pentafluorobenzyl bromide, solid phase extraction, pivalic anhydride), internal standard addition, solid phase extraction
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