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ChemicalBook >> CAS DataBase List >> 2,2'-DIHYDROXYAZOBENZENE

2,2'-DIHYDROXYAZOBENZENE

2,2'-DIHYDROXYAZOBENZENE price.
  • $50 - $1451.68
  • Product name: 2,2'-DIHYDROXYAZOBENZENE
  • CAS: 2050-14-8
  • MF: C12H10N2O2
  • MW: 214.22
  • EINECS:218-082-3
  • MDL Number:MFCD00002182
  • Synonyms:2,2’-azobis-pheno ;DHAB;2,2'-DIHYDROXYAZOBENZENE;2,2'-AZODIPHENOL;1-(2-HYDROXYPHENYLAZO)-2-HYDROXYAZOBENZENE;O,O'-DIHYDROXYAZOBENZENE;2,2'-azobisphenol;SpectrophotometricandfluorimetricreagentforAl,Mgandothermetals
9 prices
Selected condition：
Brand
  • AK Scientific
  • American Custom Chemicals Corporation
  • Oakwood
  • Sigma-Aldrich
  • TCI Chemical
  • TRC
Package
  • 500mg
  • 1g
  • 5G
  • 10G
  • ManufacturerAK Scientific
  • Product number5126AL
  • Product description2,2'-Dihydroxyazobenzene
  • Packaging1g
  • Price$117
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0007539
  • Product description2,2'-DIHYDROXYAZOBENZENE 95.00%
  • Packaging1G
  • Price$655.62
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0007539
  • Product description2,2'-DIHYDROXYAZOBENZENE 95.00%
  • Packaging5G
  • Price$990.83
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0007539
  • Product description2,2'-DIHYDROXYAZOBENZENE 95.00%
  • Packaging10G
  • Price$1451.68
  • Updated2021-12-16
  • Buy
  • ManufacturerOakwood
  • Product number099060
  • Product description2,2'-Dihydroxyazobenzene 97%
  • Packaging1g
  • Price$50
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number301787
  • Product description2,2′-Dihydroxyazobenzene 97%
  • Packaging1g
  • Price$208
  • Updated2024-03-01
  • Buy
  • ManufacturerTCI Chemical
  • Product numberA5005
  • Product description2,2'-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] >98.0%(HPLC)(T)
  • Packaging1g
  • Price$133
  • Updated2024-03-01
  • Buy
  • ManufacturerTCI Chemical
  • Product numberA5005
  • Product description2,2'-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] >98.0%(HPLC)(T)
  • Packaging5g
  • Price$541
  • Updated2024-03-01
  • Buy
  • ManufacturerTRC
  • Product numberD458613
  • Product description2,2''-Dihydroxyazobenzene
  • Packaging500mg
  • Price$200
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 5126AL 2,2'-Dihydroxyazobenzene 1g $117 2021-12-16 Buy
American Custom Chemicals Corporation CHM0007539 2,2'-DIHYDROXYAZOBENZENE 95.00% 1G $655.62 2021-12-16 Buy
American Custom Chemicals Corporation CHM0007539 2,2'-DIHYDROXYAZOBENZENE 95.00% 5G $990.83 2021-12-16 Buy
American Custom Chemicals Corporation CHM0007539 2,2'-DIHYDROXYAZOBENZENE 95.00% 10G $1451.68 2021-12-16 Buy
Oakwood 099060 2,2'-Dihydroxyazobenzene 97% 1g $50 2021-12-16 Buy
Sigma-Aldrich 301787 2,2′-Dihydroxyazobenzene 97% 1g $208 2024-03-01 Buy
TCI Chemical A5005 2,2'-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] >98.0%(HPLC)(T) 1g $133 2024-03-01 Buy
TCI Chemical A5005 2,2'-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] >98.0%(HPLC)(T) 5g $541 2024-03-01 Buy
TRC D458613 2,2''-Dihydroxyazobenzene 500mg $200 2021-12-16 Buy

Properties

Melting point :173-175 °C(lit.)
Boiling point :354.35°C (rough estimate)
Density :1.2042 (rough estimate)
refractive index :1.6660 (estimate)
pka :8.28±0.30(Predicted)
form :powder to crystal
color :Light yellow to Amber to Dark green
CAS DataBase Reference :2050-14-8(CAS DataBase Reference)
EPA Substance Registry System :Phenol, 2,2'-azobis- (2050-14-8)

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.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

2,2′-Dihydroxyazobenzene was used as complexing reagent in determination of aluminum in human serum by ion-pair reversed-phase partition HPLC.

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