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ChemicalBook >> CAS DataBase List >> 4-(4-Nitrophenyl)azoresorcinol

4-(4-Nitrophenyl)azoresorcinol

4-(4-Nitrophenyl)azoresorcinol price.
  • $10 - $1180.84
  • Product name: 4-(4-Nitrophenyl)azoresorcinol
  • CAS: 74-39-5
  • MF: C12H9N3O4
  • MW: 259.22
  • EINECS:200-808-5
  • MDL Number:MFCD00007310
  • Synonyms:3-Benzenediol,4-[(4-nitrophenyl)azo]-1 ;MagnesonⅠ;1,3-Benzenediol,4-[(4-nitrophenyl)azo]- ;2,4-Dihydroxy-4-nitroazobenzene;MAGNESON;MAGNESON I;LABOTEST-BB LT00455004;AZO VIOLET
Price35 Properties Safety Information Description
35 prices
Selected condition：
Brand
  • AHH
  • AK Scientific
  • American Custom Chemicals Corporation
  • Arctom
  • Chem-Impex
  • GFS CHEMICALS
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
Package
  • 100mg
  • 1G
  • 5g
  • 10G
  • 25g
  • 100g
  • 250G
  • 500g
  • 1kg
  • 25 g
  • ManufacturerAHH
  • Product numberMT-19955
  • Product description4-(4-Nitrophenylazo)resorcinol 96%
  • Packaging500g
  • Price$350
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-19955
  • Product description4-(4-Nitrophenylazo)resorcinol 97%
  • Packaging500g
  • Price$350
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-19955
  • Product description4-(4-Nitrophenylazo)resorcinol 97%
  • Packaging500g
  • Price$350
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberZ3688
  • Product descriptionMagnesonI
  • Packaging5g
  • Price$67
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0024576
  • Product description4-(4-NITROPHENYLAZO)RESORCINOL 95.00%
  • Packaging1G
  • Price$628.51
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0024576
  • Product description4-(4-NITROPHENYLAZO)RESORCINOL 95.00%
  • Packaging5G
  • Price$842.49
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0024576
  • Product description4-(4-NITROPHENYLAZO)RESORCINOL 95.00%
  • Packaging10G
  • Price$1180.84
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging1kg
  • Price$171
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging1kg
  • Price$171
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging500g
  • Price$89
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging500g
  • Price$89
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging25g
  • Price$10
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging25g
  • Price$10
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging100g
  • Price$23
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberBD-A490086
  • Product description4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90%
  • Packaging100g
  • Price$23
  • Updated2026-05-26
  • Buy
  • ManufacturerChem-Impex
  • Product number22830
  • Product description4(p-Nitrophenylazo)resorcinol
  • Packaging25G
  • Price$39.16
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-19955 4-(4-Nitrophenylazo)resorcinol 96% 500g $350 2021-12-16 Buy
AHH MT-19955 4-(4-Nitrophenylazo)resorcinol 97% 500g $350 2026-05-25 Buy
AHH MT-19955 4-(4-Nitrophenylazo)resorcinol 97% 500g $350 2026-05-26 Buy
AK Scientific Z3688 MagnesonI 5g $67 2021-12-16 Buy
American Custom Chemicals Corporation CHM0024576 4-(4-NITROPHENYLAZO)RESORCINOL 95.00% 1G $628.51 2021-12-16 Buy
American Custom Chemicals Corporation CHM0024576 4-(4-NITROPHENYLAZO)RESORCINOL 95.00% 5G $842.49 2021-12-16 Buy
American Custom Chemicals Corporation CHM0024576 4-(4-NITROPHENYLAZO)RESORCINOL 95.00% 10G $1180.84 2021-12-16 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 1kg $171 2026-05-25 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 1kg $171 2026-05-26 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 500g $89 2026-05-25 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 500g $89 2026-05-26 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 25g $10 2026-05-25 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 25g $10 2026-05-26 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 100g $23 2026-05-25 Buy
Arctom BD-A490086 4-((4-Nitrophenyl)diazenyl)benzene-1,3-diol Dyecontent90% 100g $23 2026-05-26 Buy
Chem-Impex 22830 4(p-Nitrophenylazo)resorcinol 25G $39.16 2026-05-19 Buy
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Properties

Melting point :195-200 °C (dec.)(lit.)
Boiling point :402.47°C (rough estimate)
Density :1.3450 (rough estimate)
refractive index :1.5700 (estimate)
storage temp. :Store below +30°C.
pka :8.05±0.35(Predicted)
form :Powder
color :Orange-red to red
Appearance :Red, Orange or Red-Orange Powder
Odor :Odorless
Water Solubility :Soluble in dilute sodium hydroxide. Insoluble in water.
λmax :432 nm
Merck :14,5695
BRN :674709
Stability :Stable. Incompatible with strong oxidizing agents, strong bases.
Major Application :diagnostic assay manufacturing
hematology
histology InChI :1S/C12H9N3O4/c16-10-5-6-11(12(17)7-10)14-13-8-1-3-9(4-2-8)15(18)19/h1-7,16-17H/b14-13+
InChIKey :NGPGYVQZGRJHFJ-BUHFOSPRSA-N
SMILES :Oc1ccc(\N=N\c2ccc(cc2)[N+]([O-])=O)c(O)c1
CAS DataBase Reference :74-39-5(CAS DataBase Reference)
EPA Substance Registry System :1,3-Benzenediol, 4-[(4-nitrophenyl)azo]- (74-39-5)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
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.
P405 Store locked up.

Description

It is a derivitized resorcinol dye compound with an absorption maximum of 432 nm. Used as a pH indicator.

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Suppliers and manufacturers

Shaanxi Dideu Medichem Co. Ltd
4-(4-Nitrophenyl)azoresorcinol
$0.10 /1KG
4-(4-Nitrophenyl)azoresorcinol CAS:74-39-5
Hebei Chuanghai Biotechnology Co,.LTD
4-(4-Nitrophenylazo)resorcinol
$2.00 /50KG
4-(4-Nitrophenylazo)resorcinol CAS:74-39-5
Hebei Fengjia New Material Co., Ltd
4-(4-Nitrophenyl)azoresorcinol
$4.00 /1kg
4-(4-Nitrophenyl)azoresorcinol CAS:74-39-5
Henan Fengda Chemical Co., Ltd
4-(4-Nitrophenyl)azoresorcinol
$2.00 /1000kg
4-(4-Nitrophenyl)azoresorcinol CAS:74-39-5
career henan chemical co
Magneson
$1.00 /1KG
Magneson CAS:74-39-5
Shenyang Simchoice Chemical Co.,Ltd
CONIER CHEM AND PHARMA LIMITED
Antai Fine Chemical Technology Co.,Limited
Hefei TNJ Chemical Industry Co.,Ltd.
Shanghai UCHEM Inc.