Martius Yellow
Synonym(s):2,4-Dinitro-1-naphthol
- CAS NO.：605-69-6
- Empirical Formula: C10H6N2O5
- Molecular Weight: 234.16
- MDL number: MFCD00065352
- EINECS: 210-093-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-06-08 17:06:39
What is Martius Yellow?
Chemical properties
solid
What are the applications of Application
Martius yellow is an erythrocyte dye
Definition
ChEBI: A naphthol in which the hydroxy substituent is at C-1 with nitro groups at C-2 and -4.
Safety Profile
Poison by subcutaneous, intramuscular, intravenous, and intraperitoneal routes. Human reproductive effects by skin contact: skin toxicity. Mutation data reported. For fire, disaster, and explosion hazards, see NITRATES.
Purification Methods
Crystallise the naphthol from *benzene or aqueous EtOH. [Beilstein 6 IV 4240.]
Properties of Martius Yellow
| Melting point: | 130-133 °C(lit.) |
| Boiling point: | 376.48°C (rough estimate) |
| Density | 1.4886 (rough estimate) |
| refractive index | 1.7040 (estimate) |
| solubility | Solubility Very slightly soluble in water, ethanol |
| Colour Index | 10315 |
| form | powder |
| pka | 2.12(at 25℃) |
| color | Yellow orange |
| PH Range | Colorless (2.0) to yellow (3.2) |
| λmax | 430nm, 420nm, 432nm |
| BRN | 2057462 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Major Application | Photoresists, magnetic recording materials, explosives, polymerization inhibitor, surface coatings, coloring hair, for animal identification |
| EPA Substance Registry System | 1-Naphthalenol, 2,4-dinitro- (605-69-6) |
Safety information for Martius Yellow
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P272:Contaminated work clothing should not be allowed out of the workplace. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P501:Dispose of contents/container to..… |
Computed Descriptors for Martius Yellow
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