Welcome to chemicalbook!
China English Japan Germany
010-86108875
18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
Structure Search
RFQ
Try our best to find the right business for you.
Messages
Do not miss inquiry messages Please log in to view all inquiry messages.
My chemicalbook Sign in

Welcome back!

RFQ
skype
MY Account
Top
ChemicalBook >> CAS DataBase List >> 4-(2'-Pyridylazo)-resorcinol free acid

4-(2'-Pyridylazo)-resorcinol free acid

4-(2'-Pyridylazo)-resorcinol free acid price.
  • $18.53 - $1380
  • Product name: 4-(2'-Pyridylazo)-resorcinol free acid
  • CAS: 1141-59-9
  • MF: C11H9N3O2
  • MW: 215.21
  • EINECS:214-528-6
  • MDL Number:MFCD00006256
  • Synonyms:TIMTEC-BB SBB008938;3-Benzenediol,4-(2-pyridinylazo)-1 ;4-(2'-PYRIDYLAZO)-RESORCINOL;[=4-(2-Pyridylazo)resorcinol] [SpectrophotoMetric reagent for transition Metals];PAR 4-(2-Pyridylazo)resorcinol, 99% 5GR;4-(2-Pyridylazo)reso;(E)-4-(pyridin-2-yldiazenyl)benzene-1,3-diol
Price34 Properties Safety Information Description
34 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • American Custom Chemicals Corporation
  • Arctom
  • Chem-Impex
  • ChemScene
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
  • 50mg
  • 100mg
  • 250mg
  • 500mg
  • 1g
  • 5g
  • 25g
  • 100g
  • 1 g
  • 5 g
  • Manufactureraablocks
  • Product numberAA000AIE
  • Product description4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97%
  • Packaging250mg
  • Price$21
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000AIE
  • Product description4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97%
  • Packaging1g
  • Price$26
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000AIE
  • Product description4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97%
  • Packaging5g
  • Price$59
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA000AIE
  • Product description4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97%
  • Packaging25g
  • Price$162
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-21994
  • Product description4-(2-Pyridylazo)resorcinol 97%
  • Packaging25g
  • Price$388
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberU229
  • Product description4-(2-Pyridylazo)resorcinol
  • Packaging25g
  • Price$259
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberU229
  • Product description4-(2-Pyridylazo)resorcinol
  • Packaging5g
  • Price$97
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0024410
  • Product description4-(2-PYRIDYLAZO)RESORCINOL 95.00%
  • Packaging5G
  • Price$938.91
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberBD-A651516
  • Product description4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 95%
  • Packaging100g
  • Price$99
  • Updated2026-05-26
  • Buy
  • ManufacturerChem-Impex
  • Product number22829
  • Product descriptionP.A.R. Free acid, Indicator for complexometric titration
  • Packaging1G
  • Price$18.53
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number22829
  • Product descriptionP.A.R. Free acid, Indicator for complexometric titration
  • Packaging5G
  • Price$53.48
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number42477
  • Product description4-(2-Pyridylazo)resorcinol ≥96%(HPLC)
  • Packaging25G
  • Price$775.06
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number22829
  • Product descriptionP.A.R. Free acid, Indicator for complexometric titration
  • Packaging100G
  • Price$776.26
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number42477
  • Product description4-(2-Pyridylazo)resorcinol ≥96%(HPLC)
  • Packaging5G
  • Price$184.28
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number22829
  • Product descriptionP.A.R. Free acid, Indicator for complexometric titration
  • Packaging25G
  • Price$214.92
  • Updated2026-05-19
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0197985
  • Product descriptionPAR ≥98%
  • Packaging1g
  • Price$74
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA000AIE 4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97% 250mg $21 2026-05-25 Buy
aablocks AA000AIE 4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97% 1g $26 2026-05-25 Buy
aablocks AA000AIE 4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97% 5g $59 2026-05-25 Buy
aablocks AA000AIE 4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 97% 25g $162 2026-05-25 Buy
AHH MT-21994 4-(2-Pyridylazo)resorcinol 97% 25g $388 2026-05-26 Buy
AK Scientific U229 4-(2-Pyridylazo)resorcinol 25g $259 2021-12-16 Buy
AK Scientific U229 4-(2-Pyridylazo)resorcinol 5g $97 2021-12-16 Buy
American Custom Chemicals Corporation CHM0024410 4-(2-PYRIDYLAZO)RESORCINOL 95.00% 5G $938.91 2021-12-16 Buy
Arctom BD-A651516 4-(Pyridin-2-yldiazenyl)benzene-1,3-diol 95% 100g $99 2026-05-26 Buy
Chem-Impex 22829 P.A.R. Free acid, Indicator for complexometric titration 1G $18.53 2026-05-19 Buy
Chem-Impex 22829 P.A.R. Free acid, Indicator for complexometric titration 5G $53.48 2026-05-19 Buy
Chem-Impex 42477 4-(2-Pyridylazo)resorcinol ≥96%(HPLC) 25G $775.06 2026-05-19 Buy
Chem-Impex 22829 P.A.R. Free acid, Indicator for complexometric titration 100G $776.26 2026-05-19 Buy
Chem-Impex 42477 4-(2-Pyridylazo)resorcinol ≥96%(HPLC) 5G $184.28 2026-05-19 Buy
Chem-Impex 22829 P.A.R. Free acid, Indicator for complexometric titration 25G $214.92 2026-05-19 Buy
ChemScene CS-0197985 PAR ≥98% 1g $74 2026-06-04 Buy
Next Last

Properties

Melting point :192-202 °C(lit.)
Boiling point :355.48°C (rough estimate)
Density :1.2579 (rough estimate)
refractive index :1.4930 (estimate)
storage temp. :room temp
solubility :DMSO (Slightly), Methanol (Slightly)
form :Powder
pka :8.18±0.35(Predicted)
color :Orange
Water Solubility :Soluble in water (partly), and ethanol (slightly). Insoluble in ether, and low-polarity solvents.
BRN :184665
Major Application :diagnostic assay manufacturing
hematology
histology 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+
InChIKey :RJNYNDHYSJRRDW-BUHFOSPRSA-N
SMILES :Oc1ccc(\N=N\c2ccccn2)c(O)c1
CAS DataBase Reference :1141-59-9(CAS DataBase Reference)
EPA Substance Registry System :1,3-Benzenediol, 4-(2-pyridinylazo)- (1141-59-9)

Safety Information

Symbol(GHS): Skull and Crossbones (GHS06)Exclamation Mark (GHS07)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

4-(2-Pyridylazo)resorcinol is used in studies of zinc release from Escherichia coli aspartate transcarbamoylase. It is used in cloud point extraction of copper, zinc, cadmium, and nickel in water samples. It is used in the chelate titration of aluminum, mercury, lead and nickel. It is employed as reagent in the colorimetric analysis of gold, cobalt, chromium, iron.

More related product prices

93-65-2 Resorcinol 4-(2-PYRIDYLAZO)RESORCINOL 16593-81-0

Related product price

Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. 3B Pharmachem (Wuhan) International Co.,Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Energy Chemical Shandong Xiya Chemical Co., Ltd Syntechem Co.,Ltd Tianjin heowns Biochemical Technology Co., Ltd. Sinopharm Chemical Reagent Co,Ltd.