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Thermo Scientific Chemicals Methyl Orange
CAS: 547-58-0 | C14H14N3NaO3S | 327.334 g/mol
$48.68 - $238.03
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+] |
| Catalog Number | Mfr. No. | Quantity | Price | Quantity | |||||
|---|---|---|---|---|---|---|---|---|---|
| Catalog Number | Mfr. No. | Quantity | Price | Quantity | |||||
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AAA1760414
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Thermo Scientific Chemicals
A1760414 |
25 g |
Each for $48.68
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AAA1760422
|
Thermo Scientific Chemicals
A1760422 |
100 g |
Each for $76.05
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AAA1760436
|
Thermo Scientific™
A1760436 |
500 g |
Each for $238.03
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Description
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.
ApplicationsMethyl 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.
Chemical Identifiers
| 547-58-0 | |
| 327.334 | |
| STZCRXQWRGQSJD-UHFFFAOYSA-M | |
| 23673835 | |
| CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+] |
| C14H14N3NaO3S | |
| MFCD00007502 | |
| Acid Orange 52; C.I. 13025 | |
| sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate |
Specifications
| >300°C | |
| C14H14N3NaO3S | |
| UN3143 | |
| 14,6105 | |
| Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol. | |
| CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+] | |
| 327.334 | |
| 327.34 | |
| 6.5 | |
| Methyl Orange |
| 547-58-0 | |
| MFCD00007502 | |
| 4732884 | |
| Acid Orange 52; C.I. 13025 | |
| STZCRXQWRGQSJD-UHFFFAOYSA-M | |
| sodium;4-[[4-(dimethylamino)phenyl]diazenyl]benzenesulfonate | |
| 23673835 | |
| Weak, Characteristic | |
| 25 g |
Safety and Handling
GHS H Statement
H301
Toxic if swallowed.
GHS P Statement
P264-P270-P301+P310-P321-P405-P501a
Wash thoroughly after handling.
Do not eat, drink or smoke when using this product.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
Specific treatment (see label).
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Danger
DOTInformation : Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: DYES, SOLID, TOXIC, N.O.S.
RTECSNumber : DB6327000
TSCA : TSCA
RUO – Research Use Only