4-(2-Pyridylazo)Resorcinol

Names

[ Name ]:
4-(2-Pyridylazo)Resorcinol

[Synonym ]:
PAR
4-(2'-PYRIDYLAZO)-RESORCINOL FOR SYNTHESIS
4-(2-pyridin-2-yldiazenyl)benzene-1,3-diol
4-(2-PYRIDYLAZO)-RESORCIN
4-[(E)-2-Pyridinyldiazenyl]-1,3-benzenediol
4-[(E)-Pyridin-2-yldiazenyl]benzene-1,3-diol
1,3-BENZENEDIOL,4-[2-(2-PYRIDINYL)DIAZENYL]-
4-(Pyridin-2-yldiazenyl)benzene-1,3-diol
4-(2-PYRIDYLAZO) RESORCINOL
ParIndicatorGr
4-(2-pyridyldiazenyl)benzene-1,3-diol
resorcinol, 4-(2-pyridylazo)-
(2-PyridylAzo)Resorcinol
P.A.R. Free Acid ACS
1,3-Benzenediol, 4-[(E)-2-(2-pyridinyl)diazenyl]-
4-[(E)-2-PYRIDYLAZO]BENZENE-1,3-DIOL
4-(2-Pyridylazo)reso
MFCD00006256
PAR,REAGENT,ACS
1,3-Benzenediol, 4-(2-pyridinylazo)-
4-(2'-PYRIDYLAZO)-RESORCINOL
EINECS 214-528-6
PAR,Reagent
4-(2-Pyridylazo)Resorcinol

Biological Activity

[Description]:

PAR is an azo dye widely used as a colorimetric reagent for metal ions. PAR forms stable chelates with different metal ions. PAR can also complex with heavy metal ions in polar organic solvent like ethanol[1].

[Related Catalog]:

Research Areas >> Others

[References]

[1]. Zhou X, et al. 4-(2-Pyridylazo)-resorcinol Functionalized Thermosensitive Ionic Microgels for Optical Detection of Heavy Metal Ions at Nanomolar Level. ACS Appl Mater Interfaces. 2015 Oct 7;7(39):21966-74.

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
438.2±20.0 °C at 760 mmHg

[ Melting Point ]:
192-202 °C(lit.)

[ Molecular Formula ]:
C₁₁H₉N₃O₂

[ Molecular Weight ]:
215.208

[ Flash Point ]:
218.8±21.8 °C

[ Exact Mass ]:
215.069473

[ PSA ]:
78.07000

[ LogP ]:
0.95

[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C

[ Index of Refraction ]:
1.652

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2933399090

Customs

[ HS Code ]: 2933399090

[ Summary ]:
2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles

Selective Sensitization of Zinc Finger Protein Oxidation by Reactive Oxygen Species through Arsenic Binding.

J. Biol. Chem. 290 , 18361-9, (2015)

Cysteine oxidation induced by reactive oxygen species (ROS) on redox-sensitive targets such as zinc finger proteins plays a critical role in redox signaling and subsequent biological outcomes. We foun...

Oxidation of Zn(Cys)4 zinc finger peptides by O2 and H2O2: products, mechanism and kinetics.

Chemistry 17(49) , 13762-72, (2011)

The reactivity of a series of Zn(Cys)(4) zinc finger model peptides towards H(2)O(2) and O(2) has been investigated. The oxidation products were identified by HPLC and ESI-MS analysis. At pH<7.5, the ...

Unidirectional movement of cellulose synthase complexes in Arabidopsis seed coat epidermal cells deposit cellulose involved in mucilage extrusion, adherence, and ray formation.

Plant Physiol. 168 , 502-20, (2015)

Cellulose synthase5 (CESA5) synthesizes cellulose necessary for seed mucilage adherence to seed coat epidermal cells of Arabidopsis (Arabidopsis thaliana). The involvement of additional CESA proteins ...

Related Compounds

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