Aure Chemical Delivers Reliable o-Phenylenediamine (CAS 95-54-5) at Consistent Quality
o-Phenylenediamine, CAS 95-54-5, acts as a reactive diamine in dye and polymer fields. This white to brown crystalline solid requires protection from air oxidation. Aure Chemical offers dependable material for synthesis operations.
Basic Information
| CAS No. | 95-54-5 |
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| EC No. | 202-430-6 |
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| Linear Formula | C6H4(NH2)2 |
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| Molecular Weight | 108.14 g/mol |
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| Appearance | White to brown crystals |
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| Melting Point | 102-104 °C (lit.) |
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| Boiling point | 256-258 °C (lit.) |
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| Density | 1.03 g/cm³ (lit.) |
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| RIDADR | UN 1673 Class 6.1 Packing Group III |
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| Chemical Structure |  |
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Key Applications
Hair dye developer: Essential in oxidative coloring for permanent hair shades.
Azo dye intermediate: Used for synthesizing dyes in textiles and inks.
Photographic chemical: Applied in black-and-white film developers.
Polymer curing agent: Serves as component in epoxy and polyurethane resins.
Rubber accelerator: Employed to enhance vulcanization processes.
Aure Chemical: Your Reliable Partner
Consistent quality suitable for demanding industrial processes: Backed by thorough testing methods.
Flexible supply arrangements for global customers: Adapts to diverse order sizes and timelines.
Compliance with international safety and transportation standards: Delivers necessary certifications promptly.
Dedicated support for international chemical sourcing: Provides expert guidance on applications.
Hazards Classification
GHS Classification: Acute toxicity (oral) Category 3 (GHS06); Acute toxicity (dermal) Category 3 (GHS06); Acute toxicity (inhalation) Category 3 (GHS06); Skin sensitization Category 1 (GHS07); Germ cell mutagenicity Category 2 (GHS08); Hazardous to the aquatic environment, acute Category 1 (GHS09); Hazardous to the aquatic environment, chronic Category 1 (GHS09).
Hazard Statements: H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled; H317 May cause an allergic skin reaction; H341 Suspected of causing genetic defects; H410 Very toxic to aquatic life with long lasting effects.
UN Number: 1673
Hazard Class: 6.1 (Toxic substances)
Packing Group: III
Toxic
Sensitizer
Mutagen
Environmental HazardToxic solid with mutagenic potential. Store in tightly closed containers in a cool, dry, ventilated area protected from light. Handle using full PPE to avoid skin contact and inhalation.
