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  6. Thermo Scientific Chemicals Methyl Orange

Thermo Scientific Chemicals Methyl Orange

Product Code. 11488227
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Product Code. 11488227 Supplier Thermo Scientific Chemicals Supplier No. A17604.22
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Description

CAS: 547-58-0 | C14H14N3NaO3S | 327.334 g/mol

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.

Applications
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.

Solubility
Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol.

Notes
Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 547-58-0
Molecular Formula C14H14N3NaO3S
Molecular Weight (g/mol) 327.334
MDL Number MFCD00007502
InChI Key STZCRXQWRGQSJD-UHFFFAOYSA-M
Synonym Acid Orange 52; C.I. 13025
PubChem CID 23673835
IUPAC Name sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate
SMILES CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

Specifica

Melting Point >300°C
UN Number UN3143
Beilstein 4732884
Merck Index 14,6105
Formula Weight 327.34
Odor Weak, Characteristic
pH 6.5
Quantity 100 g
Chemical Name or Material Methyl Orange

Sicurezza e movimentazione

compliance-icons
Identificativo prodotto
  • Methyl Orange, ACS
 Avvertenza
  • Danger
 Categoria di pericolo
  • Acute toxicity Category 3
 Indicazioni di pericolo
  • H301-Toxic if swallowed.
 Consigli di prudenza
  • P264-Wash thoroughly after handling.
  • P270-Do not eat, drink or smoke when using this product.
  • P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
Informazioni supplementari
  • MIXTURE LIST-Contain: C.I. Acid Orange 52
SDS

RUO – Research Use Only

Titolo del prodotto
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