Product Name: 2-(3-aminophenyl)-5-aminobenzimidazole
CAS No.: 13676-49-8

Molecular Formula: C13H12N4
Molecular Weight: 224.26
Exact Mass: 224.10600

Physical Properties:
- Appearance: Pale yellow to light brown powder
- Boiling Point: 562.7°C (760 mmHg)
- Density: 1.359 ± 0.06 g/cm³ (predicted)
- Solubility: Sparingly soluble in methanol; slightly soluble in DMSO

Storage Conditions:
- Store at room temperature, protected from light
- Seal under inert gas atmosphere
- Shelf life: Typically 24 months

Product Description:
2-(3-aminophenyl)-5-aminobenzimidazole (CAS 13676-49-8) is a nitrogen-containing heterocyclic organic compound used in materials science and battery research.

Key Applications:
1. Polyimide Materials:
- Serves as a synthetic intermediate for the preparation of high-performance polyimides

2. Lithium-ion Batteries:
- Incorporated into fluorinated polyamide backbone as PABZ
- Prepares quasi-solid-state electrolytes
- Enhances lithium-ion transport efficiency and battery safety

3. Scientific Research Reagent:
- Organic synthesis intermediate for pharmaceutical and materials science research

Safety Information:
- GHS Symbol: GHS07 (Warning)
- Hazard Statements: H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H332 (Harmful if inhaled), H335 (May cause respiratory irritation)
- Protective Measures: Wear protective equipment during handling; avoid contact with skin and eyes

Synthesis Method:
- Starting material: Amide compound (CAS 59403-35-9)
- Reaction conditions: Acetic acid solvent, 5% Pd/C catalyst, 110°C, 6 MPa hydrogen pressure, 4 hours
- Yield: ~90.5%
- Purity: up to 96.2% (by HPLC)

Product Category: Building Blocks / Heterocyclic Compounds / Benzimidazoles / Materials Science

Keywords: 13676-49-8, 2-(3-aminophenyl)-5-aminobenzimidazole, PABZ, Polyimide intermediate, Battery materials

Note: For research and development purposes only.

Product Classification:
- Building Blocks
- Heterocyclic Compounds
- Benzimidazoles
- Polyimide Intermediates
- Battery Materials