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5 G
$288.00
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5 G
$288.00
25 G
$1,200.00
About This Item
Empirical Formula (Hill Notation):
C11H9N3O2
CAS Number:
Molecular Weight:
215.21
Beilstein:
184665
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47
Recommended Products
Quality Level
Assay
96%
form
powder
composition
Carbon: 58.6-64.2%
Nitrogen: 18.6-20.4%
technique(s)
titration: suitable
color
brown-red
mp
192-202 °C (lit.)
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
Oc1ccc(\N=N\c2ccccn2)c(O)c1
InChI
1S/C11H9N3O2/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11/h1-7,15-16H/b14-13+
InChI key
RJNYNDHYSJRRDW-BUHFOSPRSA-N
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General description
4-(2-Pyridylazo)resorcinol (PAR) is a monosodium salt(1), dibasic acid that forms the protonated complexes with most metal ions.
Application
4-(2-Pyridylazo)resorcinol (PAR) serves as a metallochromic indicator and is suitable as a chromogenic agent for the quantitative determination of over 50 elements.
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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William K Boyle et al.
PLoS pathogens, 17(2), e1009072-e1009072 (2021-02-19)
Throughout its enzootic cycle, the Lyme disease spirochete Borreliella (Borrelia) burgdorferi, senses and responds to changes in its environment using a small repertoire of transcription factors that coordinate the expression of genes required for infection of Ixodes ticks and various
Tahereh Rohani et al.
Talanta, 80(5), 1827-1831 (2010-02-16)
A 4-(2-pyridylazo)-resorcinol (PAR)-modified carbon ceramic electrode (CCE) prepared by the sol-gel technique has been reported for the first time in this paper. By immersing the CCE in aqueous solution of PAR (0.001molL(-1)), after a short period of time, a thin
Leon Barron et al.
Journal of chromatography. A, 1213(1), 31-36 (2008-09-10)
The selectivity, retention and separation of transition metals on a short (2 mm x 50 mm) column packed with a poly-iminodiacetic acid functionalised polymer 10 microm resin (Dionex ProPac IMAC-10) are presented. This stationary phase, typically used for the separation
Douglas A Mitchell et al.
Biochemistry, 44(12), 4636-4647 (2005-03-23)
The inducible isoform of nitric oxide synthase (iNOS) and three zinc tetrathiolate mutants (C104A, C109A, and C104A/C109A) were expressed in Escherichia coli and purified. The mutants were found by ICP-AES and the zinc-specific PAR colorimetric assay to be zinc free
Gilles Montavon et al.
Dalton transactions (Cambridge, England : 2003), 39(5), 1366-1374 (2010-01-28)
Literature reports of the efficacy of para-sulfonatocalix[6]- and calix[8]-arenes as U(vi) complexants indicated that they might be useful for in vivo chelation of the novel therapeutic alpha-emitter (230)U. We have studied the complexation of U(vi) with para-sulfonatocalix[6]arene and para-sulfonatocalix[8]arene by
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