76735
O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride
for GC derivatization, LiChropur™, ≥99.0% (AT)
Synonym(s):
PFBHA·HCl
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About This Item
Linear Formula:
C6F5CH2ONH2·HCl
CAS Number:
Molecular Weight:
249.57
Beilstein:
4031190
EC Number:
MDL number:
UNSPSC Code:
12000000
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
grade
for GC derivatization
Quality Level
Assay
≥99.0% (AT)
form
solid
quality
LiChropur™
reaction suitability
reagent type: derivatization reagent
reaction type: Alkylations
technique(s)
gas chromatography (GC): suitable
mp
212-218 °C
227 °C (subl.) (lit.)
solubility
H2O: 5%, clear
SMILES string
Cl.NOCc1c(F)c(F)c(F)c(F)c1F
InChI
1S/C7H4F5NO.ClH/c8-3-2(1-14-13)4(9)6(11)7(12)5(3)10;/h1,13H2;1H
InChI key
HVMVKNXIMUCYJA-UHFFFAOYSA-N
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General description
O-(2,3,4,5,6-Pentafluorobenzyl)hydroxylamine hydrochloride (PFBHA.HCl) is a derivatizing agent.
Application
PFBHA.HCl has been used for derivatization of metabolites with carbonyl groups followed by analysis via GC-MS. It has also been used in aldehyde derivatization followed by aldehydic hydrolysis using GC/MS.
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
Other Notes
Sensitive derivatizing agent for electron capture gas chromatographic analysis of carbonyl-containing compounds: keto steroids and carbohydrates
Legal Information
LiChropur is a trademark of Merck KGaA, Darmstadt, Germany
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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The employment of O-(2,3,4,5,6-pentafluorobenzyl)hydroxylamine (PFBHA) derivatization along with bis-(trimethylsilyl)trifluoroacetamide (BSTFA) or N, N-( tert-butyldimethylsilyl)trifluoroacetamide (MTBSTFA) derivatization is a popular method for measurement of oxygenated organics in environmental and biological samples. Most notably, the derivatization method enables the measurement of atmospheric
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