Introduction：Basic information about N,N'-Di-2-naphthyl-p-phenylenediamine CAS 93-46-9, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
N,N'-Di-2-naphthyl-p-phenylenediamine Basic information
| Product Name: | N,N'-Di-2-naphthyl-p-phenylenediamine |
| Synonyms: | DBNPD;DI-B-NAPHTHYL-P-PHENYLENE DIAMINE;di-beta-naphthyl-p-phenylenediamine;N,N'-Bis(2-naphthyl)-p-phenylenediamine;N,N-DI-2-NAPHTHYL-P-PHENYLENEDIAMINE;N,N'-DI-BETA-NAPHTHYL-P-PHENYLENEDIAMINE;1,4-Benzenediamine, N,N'-bis2-naphthyl;N,N'-DI-BETA-NAPHTHYL-PARA- PHENYLENEDIAMINE |
| CAS: | 93-46-9 |
| MF: | C26H20N2 |
| MW: | 360.45 |
| EINECS: | 202-249-2 |
| Product Categories: | Industrial/Fine Chemicals;Organics;Diphenylamines (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research |
| Mol File: | 93-46-9.mol |
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N,N'-Di-2-naphthyl-p-phenylenediamine Chemical Properties
| Melting point | 225-229°C |
| Boiling point | 232-134°C (dec.) |
| density | 1.25 |
| refractive index | 1.7620 (estimate) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Chloroform (Slightly, Heated, Sonicated), DMSO (Slightly) |
| pka | 3.10±0.30(Predicted) |
| form | Solid |
| color | Pale Grey to Light Grey |
| Water Solubility | <0.1 g/100 mL at 19 ºC |
| CAS DataBase Reference | 93-46-9(CAS DataBase Reference) |
| NIST Chemistry Reference | N,n'-di-beta-naphthyl-p-phenylenediamine(93-46-9) |
| EPA Substance Registry System | N,N'-Di-2-naphthyl-p-phenylenediamine (93-46-9) |
Safety Information
| Risk Statements | 20/21/22-36/37/38 |
| Safety Statements | 22-36/37/39 |
| RTECS | ST2100000 |
| TSCA | TSCA listed |
| HS Code | 29215900 |
| Toxicity | LD50 oral in rat: 4500mg/kg |
N,N'-Di-2-naphthyl-p-phenylenediamine Usage And Synthesis
| Uses | N,N-Di-β-naphtyl-4-phenylenediamine is used as antioxidant; stabilizer; polymerization inhibitor; intermediate in organic synthesis; antidegradant for latex, nitrile rubber, styrene-butadiene, and nitrile-butadiene rubber. |
| Uses | ASM-DNT can be used as a rubber door panel part. |
| General Description | Gray powder. |
| Air & Water Reactions | Insoluble in water. |
| Reactivity Profile | N,N'-Di-2-naphthyl-p-phenylenediamine neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides. |
| Fire Hazard | Flash point data for N,N'-Di-2-naphthyl-p-phenylenediamine are not available; however, N,N'-Di-2-naphthyl-p-phenylenediamine is probably combustible. |
| Safety Profile | A human skin irritant.An experimental skin and eye irritant.Mutation data reported. Questionablecarcinogen with experimental tumorigenicdata. When heated to decomposition itemits toxic fumes of NOx. |
N,N'-Di-2-naphthyl-p-phenylenediamine Preparation Products And Raw materials
| Raw materials | 1-Naphthol-->p-Phenylenediamine-->2-Naphthol |
| Preparation Products | ANTIOXIDANT |
