Methyl Orange CAS#: 547-58-0; ChemWhat Code: 96427
Names & Identifiers |
| Product Name | Methyl Orange |
| Synonyms | STOCK METHYL ORANGE SOLUTION;SODIUM 4-(DIMETHYLAMINO)AZOBENZENE-4′-SULFONATE;S NO 176;ORANGE III;ORANGE ACID 52;P-DIMETHYLAMINOAZOBENZENESULFONIC ACID SODIUM SALT;P-[[P-(DIMETHYLAMINO)PHENYL]AZO]BENZENESULFONIC ACID, SODIUM SALT;MO |
| CAS Registry Number | 547-58-0 |
| Molecular Formula | C14H14N3NaO3S |
| Molecular Weight | 327.33 |
| EINECS | 208-925-3 |
| Other Registry Numbers | |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 300 °C |
| Density | 0.987 g/mL at 25 °C |
| Flash Point | 37 °C |
| Storage | Store at RT. |
| Solubulity | 5g/l |
| form | Powder/Solid |
| pka | 3.4(at 25℃) |
| Colour Index | 13025 |
| Color | Yellow-Orange |
| PH | 6.5 (5g/l, H2O, 20℃) |
| PH Range | 3.1(Red)-4.4(Orange) |
| Water Solubility | Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol. |
| λmax | 507nm, 522nm, 464nm |
| Merck | 14,6105 |
| BRN | 4732884 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Biological Applications | Detecting microorganisms; treating dermatological diseases,vaginal affections; dental materials; wound dressing materials |
| Major Application | Liquid crystals, thin films, sensors, sol-gel matrix, waveguides, host-guest chemistry, display device, corrosion inhibitor, glass coatings, paints, wound dressing materials, pharmaceuticals, dental materials, measuring nucleic acid |
| EPA Substance Registry System | Benzenesulfonic acid, 4-[[4-(dimethylamino)phenyl] azo]-, sodium salt(547-58-0) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | T |
| R Phrase | 25-10 |
| S Phrase | 45-24/25-16-36/37/39 |
| RIDADR | UN 3143 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | DB6327000 |
| TSCA | Yes |
| Storage Class | 6.1 |
| Packing Group | III |
| HS Code | 29270000 |
| Hazardous Substances Data | 547-58-0(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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