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Orange IV

Orange IV Suppliers list
Company Name: Mainchem Co., Ltd.
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Products Intro: Product Name:Orange IV
CAS:554-73-4
Company Name: Shanghai Zheyan Biotech Co., Ltd.
Tel: 18017610038
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Products Intro: Product Name:Orange IV
CAS:554-73-4
Purity:HPLC>=98% Package:20mg
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Products Intro: Product Name:Orange IV, indicator
CAS:554-73-4
Package:100G;25G
Company Name: Meryer (Shanghai) Chemical Technology Co., Ltd.  
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Products Intro: Product Name:Acid Orange 5
CAS:554-73-4
Package:25g Remarks:A0576
Company Name: TCI (Shanghai) Development Co., Ltd.  
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Products Intro: Product Name:Acid Orange 5
CAS:554-73-4
Package:100G,25G
Orange IV Basic information
Product Name:Orange IV
Synonyms:ORANGE IV;ORANGE IV SODIUM SALT;P-(P-ANILINOPHENYLAZO) BENZENESULFONIC ACID SODIUM SALT;SODIUM P-(P-ANILINOPHENYLAZO)BENZENESULFONATE;S NO 179;TROPAELIN OO;TROPAEOLIN;TROPAEOLIN O
CAS:554-73-4
MF:C18H14N3NaO3S
MW:375.38
EINECS:209-071-4
Product Categories:Azo;Indicator (pH);pH Indicators;Analytical Chemistry
Mol File:554-73-4.mol
Orange IV Structure
Orange IV Chemical Properties
Melting point >300°C
solubility Solubility Soluble in water, ethanol
Colour Index 13080
form Powder
pka2.0(at 25℃)
color S. No.: 179
PH Range1.3(red)-3.2(yellow)
λmax527nm, 443nm
Merck 14,9776
Stability:Stable. Incompatible with strong oxidizing agents.
Major ApplicationSensors, lithographic plates, optical recording media, photoreceptor, inks, indication system for product exceeding threshold temperature, lubricants, textiles, food storage, determination of amiodarone, astemizole, bromhexine, clomipramine, deutiforin, domperidone, fluoroquinolone, roxithromycin, terfenadine, thiabendazole, antihistamines
CAS DataBase Reference554-73-4(CAS DataBase Reference)
EPA Substance Registry SystemBenzenesulfonic acid, 4-[[4-(phenylamino)phenyl] azo]-, monosodium salt(554-73-4)
Safety Information
Hazard Codes Xn,Xi
Risk Statements 20/21/22-36/37/38-41-37/38-22
Safety Statements 36/37-26-36/37/39-36-24/25
HazardClass IRRITANT
HS Code 29270000
MSDS Information
ProviderLanguage
Tropaeolin OO English
ACROS English
Orange IV Usage And Synthesis
Chemical Propertiesyellow-brown or orange powder
UsesAs indicator. pH: red 1.4 to yellow 2.6.
Purification MethodsRecrystallise it twice from water [Kolthoff & Gus J Am Chem Soc 60 2516 1938]. [Beilstein 16 II 171.]
Orange IV Preparation Products And Raw materials
Tag:Orange IV(554-73-4) Related Product Information
Diphenylamine 4-Amino-benzenesulfonic acid monosodium salt Sodium diphenylamine-4-sulfonate 8-CHLOROADENOSINE-3',5'-CYCLIC MONOPHOSPHOROTHIOATE, RP-ISOMER SODIUM SALT Dodecylbenzenesulphonic acid Benzenesulfonic acid sodium salt Sodium 3-nitrobenzenesulphonate Sodium benzenesulfinate 4-PHENYLAZOPHENOL 4-AMINOAZOBENZENE 4'-Aminoazobenzene-4-sulphonic acid 4-(PHENYLAZO)DIPHENYLAMINE AZO YELLOW Orange IV Sulfanilic acid ORANGE I Sodium toluene-4-sulphinate Phenothiazine