Methyl Red Sodium Salt CAS: 845-10-3 | MF: C15H14N3NaO2 | MW: 291.28, Part Number I10541, Buy now for reliable and Reproducible results from Tristains indicators at Chemical World.
Methyl Red Sodium salt is a reddish-orange powder or solid. Methyl red sodium salt is a salt formed by the reaction of methyl red with sodium hydroxide (NaOH). It retains the azo group (€š¬‚¬œN=N€š¬‚¬œ) characteristic of methyl red. Methyl red sodium salt is soluble in water, and the resulting solution can be used as an indicator in various chemical analyses. The chemical formula for methyl red sodium salt is C15H14N3NaO2. Methyl red sodium salt is a chemical compound derived from methyl red, primarily used as an acid-base indicator in analytical chemistry. It is used in laboratories conducting a wide range of chemical analyses and titrations.
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Application :
- Methyl red sodium salt is commonly used as an indicator in acid-base titrations.
- It finds applications in various analytical procedures, including titrimetric and spectrophotometric analyses.
- It is used in microbiology in the Voges-Proskauer test to identify bacteria that produce stable acids through mixed acid fermentation of glucose.
Benefits :
- Exhibits a clear and distinct color change
- Cost-effective and easy to use
- Gives consistent and reliable results
| Application | Methyl Red sodium salt is a dye used for pH detection |
| CAS Number | 845-10-3 |
| Molecular Weight | 291.28 |
| Molecular Formula | C15H14N3NaO2 |
Methyl Red sodium salt is the sodium salt of Methyl Red. Methyl red is an indicator dye that turns red in acidic solutions. It is a pH indicator, turning red under pH 4.4, yellow over pH 6.2, and orange in between those values. It is used in microbiology in the Voges-Proskauer test to identify bacteria that produce stable acids through mixed acid fermentation of glucose. Methyl-red positive bacteria include Proteus vulgaris and Escherichia coli. Methyl-red negative bacteria include Enterobacter aerogenes and Serratia marcescens.
| Appearance | Crystalline |
| Physical State | Solid |
| Solubility | Soluble in water (800 mg/ml at 25° C), and ethanol (slightly at 25° C). |
| Storage | Store at room temperature |
| Melting Point | 275-281° C (lit.) |
| Refractive Index | n20D 1.59 (Predicted) |
| IC50 | PRMT1: IC50 = 440 µM (human); RmtA: IC50 = 2.1 mM (Emericella nidulans) |
SAFETY INFORMATION
| WGK Germany | 3 |
| PubChem CID | 4465632 |
| Merck Index | 14:6119 |
| MDL Number | MFCD00002426 |
| EC Number | 212-682-9 |
| Beilstein Registry | 4065488 |
| SMILES | CN(C)C1=CC=C(C=C1)N=NC2= CC=CC=C2C(=O)[O-].[Na+] |
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