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4-(2-Pyridylazo)resorcinol; ACS

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Formula: C11H9N3O2
CAS: 1141-59-9
search Element: pyridylazo resorcinol
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Identification

Structural Formula
4-(2-Pyridylazo)resorcinol; ACS
CAS:
1141-59-9
EINECS:
214-528-6
Molecular Formula:
C11H9N3O2
MDL:
MFCD00006256
Synonym:
(2-pyridylazo)resorcinol ; par (resorcinol derivative) ; p.a.r. free acid acs ; resorcinol, 4-(2-pyridylazo)- (6ci,8ci) ; 4-(2-pyridylazo)-1,3-benzenediol ; par, reagent ; 1,3-benzenediol,4-[2-(2-pyridinyl)diazenyl]- ; par ; parindicatorgr ; timtec-bb sbb008938 ; par  ; nsc 148355 ; 4-(2-pyridylazo)reso ; 4-(2-pyridinylazo)resorcinol ; 1,3-dihydroxy-4-(2'-pyridylazo)benzene ; 4-(2-pyridinylazo)-1,3-benzenediol ; 1,3-benzenediol,4-(2-pyridinylazo)- (9ci) ; par,reagent,acs ; 1-(2-pyridylazo)-2,4-dihydroxybenzene ; 4-(2-pyridinylazo)-1,3-dihydroxybenzene




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4-(2-Pyridylazo)resorcinol
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TCI Chemicals (India) Pvt. Ltd.
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Prices & Availability




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Properties for 4-(2-Pyridylazo)resorcinol; ACS

Molecular Weight:
215.21 g·mol−1
Density:
1.334 g/cm3
Melting point:
192-202 °C(lit.)
Boiling point:
438.24 °C at 760 mmHg
Flash point:
218.84 °C
Solubility:
Soluble in water (partly), and ethanol (slightly). Insoluble in ether, and low-polarity solvents.
Physical Description:
orange powder
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R36/37/38 - Irritating to eyes, respiratory system and skin
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
Hazard Symbols:
Xi
Hazard symbol Xi
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Alternative Distributors of [4-(2-Pyridylazo)resorcinol; ACS]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Alfa Aesar, a Johnson Matthey Company | ABCR GmbH & Co. KG | Share Chemical Co., Ltd. | Gihi Chemicals Co., Limited | Molekula GmbH | Jinan Haohua Industry Co., Ltd. | Carl Roth GmbH + Co KG

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