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Thermo Scientific Chemicals Methyl Orange, ACS

Product Code. 11383397
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Quantity:
5 g
25 g
100 g
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This item is not returnable. View return policy

Description

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.

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+]

Specifications

Melting Point >300°C
UN Number UN3143
Beilstein 4732884
Merck Index 14,6105
Solubility Information Soluble in 500 parts water; More soluble in hot water
Formula Weight 327.34
Grade ACS
Odor Weak, characteristic
Color Orange
pH 6.5
Quantity 5 g
Physical Form Crystalline
Chemical Name or Material Methyl Orange
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RUO – Research Use Only

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