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CAS 547-58-0: Arancio metile

Descrizione:
Arancio metile è un colorante azoico comunemente usato come indicatore di pH nelle titolazioni, in particolare nell'intervallo acido. La sua formula chimica è C14H14N3NaO3S e appare come una polvere gialla o rossa, a seconda del pH della soluzione. Arancio metile mostra un cambiamento di colore distintivo da rosso a un pH inferiore a 3,1 a giallo a un pH superiore a 4,4, rendendolo utile per determinare il punto finale delle reazioni acido-base. È solubile in acqua e ha una tossicità relativamente bassa, anche se deve essere maneggiato con cura. Il composto è stabile in condizioni normali, ma può degradarsi se esposto a forti agenti ossidanti o a livelli estremi di pH. Arancio metile è utilizzato anche in varie applicazioni oltre all'indicazione del pH, inclusi i processi di tintura e come colorante biologico. Le sue proprietà uniche lo rendono uno strumento prezioso sia in laboratorio che in contesti industriali.
Formula:C14H15N3O3S·Na
InChI:InChI=1S/C14H15N3O3S.Na/c1-17(2)13-7-3-11(4-8-13)15-16-12-5-9-14(10-6-12)21(18,19)20;/h3-10H,1-2H3,(H,18,19,20);
InChI key:InChIKey=LOJHDGOZROMANL-UHFFFAOYSA-N
SMILES:N(=NC1=CC=C(N(C)C)C=C1)C2=CC=C(S(=O)(=O)O)C=C2.[Na]
Sinonimi:
  • 4-(4-Dimethylaminophenylazo)benzenesulfonate de sodium
  • 4-Dimethylaminoazobenzene, 4'-Sulfonic Acid Sodium Salt
  • 4-[[4-(Dimethylamino)phenyl]azo]benzenesulfonic acid sodium salt
  • Acid Orange 52
  • Albion Methyl Orange
  • Benzenesulfonic acid, 4-[2-[4-(dimethylamino)phenyl]diazenyl]-, sodium salt (1:1)
  • Benzenesulfonic acid, p-[[p-(dimethylamino)phenyl]azo]-, sodium salt
  • Diazoben
  • Eniamethyl Orange
  • Gold orange
  • Helianthine
  • Vedi altri sinonimi
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16 prodotti.
  • Methyl Orange

    Prodotto controllato
    CAS:
    Applications Methyl orange is a pH indicator dye for titrations. Dyes and metabolites.
    Formula:C14H14N3O3S·Na
    Colore e forma:Neat
    Peso molecolare:327.33

    Ref: TR-M330113

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    97,00€
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    137,00€
  • Methyl orange

    CAS:
    Methyl orange is a dye that is used as an indicator in acid-base titrations. It has a basic structure and can be prepared by the oxidation of para-aminobenzoic acid with hydrogen peroxide. Methyl orange has been shown to exhibit synergistic effects with other antimicrobial agents, such as phenol, methylene blue, and chlorhexidine at pH levels of 4.5 to 7.0. The optimum concentration for the matrix effect is 0.01% at pH range from 2.5 to 4.5 and 1% at pH range from 5 to 7.5. Methyl orange is activated by light with wavelengths between 300 nm and 500 nm and can be used in wastewater treatment processes where there are high levels of organic matter or radiation, such as carthamus tinctorius or zirconium oxide.
    Formula:C14H15N3O3S•Na
    Purezza:Min. 95%
    Colore e forma:Powder
    Peso molecolare:328.34 g/mol

    Ref: 3D-FM01511

    25g
    140,00€
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    141,00€
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    304,00€
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    497,00€
  • Methyl orange, Indicator

    CAS:
    This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
    Formula:C14H14N3O3S
    Colore e forma:Crystalline powder, Orange
    Peso molecolare:304.34

    Ref: AC-15142

    100g
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  • Methyl Orange

    CAS:
    Formula:C14H14N3NaO3S
    Colore e forma:Orange, Crystalline powder
    Peso molecolare:327.34

    Ref: SR-70280

    1kg
    Fuori produzione
    25g
    Fuori produzione
    100g
    Fuori produzione
    Prodotto fuori produzione
  • Methyl Orange

    CAS:
    Methyl Orange is a pH indicator used in titrations for acids. It is also used for histological microscopy. Further, it is used as counter stain to crystal violet in staining pollen tubes. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
    Formula:C14H14N3O3S
    Colore e forma:Pale orange to dark orange, Crystals or powder or crystalline powder
    Peso molecolare:304.34

    Ref: 02-A17604

    100g
    44,00€
    500g
    132,00€
  • Methyl Orange

    CAS:
    Formula:C14H14N3NaO3S
    Purezza:>98.0%(HPLC)
    Colore e forma:Orange to Brown powder to crystal
    Peso molecolare:327.33

    Ref: 3B-M0489

    25g
    76,00€
  • Methyl Orange

    CAS:
    Formula:C16H18N3O3S·Na
    Peso molecolare:332.40 22.99

    Ref: 4Z-D-164061

    5mg
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  • Methyl Orange, ACS

    CAS:
    Methyl orange is a pH indicator frequently used in titrations, also used for histological microscopy. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
    Formula:C14H14N3O3S
    Peso molecolare:304.34

    Ref: 02-017874

    5g
    29,00€
    25g
    30,00€
    100g
    66,00€
  • Methyl orange

    CAS:
    This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
    Formula:C14H14N3O3S
    Colore e forma:Orange, Crystalline powder
    Peso molecolare:304.34

    Ref: AC-41466

    10g
    Fuori produzione
    25g
    Fuori produzione
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    Fuori produzione
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  • Methyl Orange (C.I. 13025)

    CAS:
    Formula:C14H14N3NaO3S
    Purezza:≥ 95.0%
    Colore e forma:Orange to dark orange powder
    Peso molecolare:327.34

    Ref: 7W-GT1067

    25g
    22,00€
    100g
    42,00€
    250g
    69,00€
    500g
    99,00€
  • Methyl Orange (0.1% in Water) [for Titration]

    CAS:
    Formula:C14H14N3NaO3S
    Colore e forma:Orange to Brown to Dark red clear liquid
    Peso molecolare:327.33

    Ref: 3B-M0017

    500ml
    41,00€
  • Methyl Orange

    CAS:
    Formula:C14H14N3NaO3S
    Purezza:98%
    Colore e forma:Solid
    Peso molecolare:327.33403

    Ref: IN-DA003S1L

    25g
    25,00€
    100g
    26,00€
    500g
    64,00€
  • Methyl Orange, 0.1% w/v aq. soln.

    CAS:
    This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
    Formula:C14H14N3O3S
    Purezza:0.1%
    Colore e forma:Liquid, Orange
    Peso molecolare:304.34

    Ref: 02-038695

    500ml
    44,00€
  • Methyl orange

    CAS:
    Methyl orange
    Peso molecolare:327.33g/mol

    Ref: 54-OR97233

    25g
    32,00€
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    36,00€
    500g
    76,00€
    2.5kg
    291,00€
  • Methyl orange

    CAS:
    Purezza:98.00%
    Colore e forma:Solid
    Peso molecolare:327.3299865722656

    Ref: 10-F492450

    1g
    29,00€
    25g
    29,00€
  • Methyl Orange

    CAS:
    Methyl orange is a pH indicator frequently. It is used in titration because of its clear and distinct colour variance at different pH values.
    Formula:C14H14N3NaO3S
    Purezza:98%
    Colore e forma:Orange-Yellow Powder
    Peso molecolare:327.33

    Ref: TM-T20201

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