Product Name: 2-Phenylimidazole
Product Number: 2-PI
CAS No.: 670-96-2
Product Category: Aromatic imidazole

1. Product Information
|
Item |
Information |
|
Product Name |
2-Phenylimidazole |
|
Product Number |
2-PI |
|
Internal Code |
YLMZ-2B |
|
CAS No. |
670-96-2 |
|
EC No. |
211-581-7 |
|
Category |
Aromatic imidazole |
|
Molecular Formula |
C9H8N2 |
|
Molecular Weight |
144.17 g/mol |
2. Product Description
2-PI is Aromatic imidazole. It is used in Powder coating and Epoxy coating applications. According to the TDS, it can be used as both a curing agent and a curing promoter in powder coatings. The imidazole structure can participate in epoxy curing reactions, while the phenyl structure contributes to final coating performance.
3. Structure Features and Key Advantages
1. Aromatic imidazole structure
2-PI contains both an imidazole ring and a phenyl ring. This structure supports its application in epoxy curing systems and coating formulations.
2. Curing agent and curing promoter
The TDS states that 2-PI can be used as both a curing agent and a curing promoter in powder coatings. It can help adjust curing rate and curing temperature in epoxy systems.
3. Coating performance improvement
• Shortening the curing time of powder coatings
• Lowering the curing temperature
• Improving the mechanical properties of the coating film
• Improving compatibility with resins
• Increasing the flexibility of cured products
4. Technical Data
|
Item |
Typical Value |
|
Appearance |
Off white to light yellow crystals |
|
Purity,% |
≥99.0 |
|
Melting point,℃ |
140-150 |
|
moisture content,% |
≤0.5 |
Note: The above data are from Typical Properties in the company TDS. Final delivery specifications shall be subject to the company TDS / COA.
5. MSDS Identification and Safety Information
|
Item |
Information |
|
Product Name |
2-Phenylimidazole |
|
Product Number |
2-PI |
|
Chemical Name |
2-Phenylimidazole |
|
CAS No. |
670-96-2 |
|
EC No. |
211-581-7 |
GHS Hazard Statements
• H302: Harmful if swallowed.
• H315: Causes skin irritation.
• H319: Causes serious eye irritation.
• H335: May cause respiratory irritation.
Avoid breathing dust and avoid contact with skin and eyes. Wear protective gloves / protective clothing / eye protection / face protection. Please refer to MSDS for detailed safety information.
6. Applications

1. Powder coating
2-PI can be used in powder coating systems as a curing agent or curing promoter. It helps shorten curing time, lower curing temperature and improve mechanical properties of the coating film.
2. Epoxy coating
2-PI can be used in epoxy coating systems to improve curing efficiency and overall coating performance.
3. Epoxy curing system
In epoxy resin systems, 2-PI can be used together with other curing agents according to formulation requirements to adjust curing speed, reduce curing temperature or improve cured product performance.
7. Packaging, Storage & Safety
|
Item |
Information |
|
Packaging |
25KG |
|
Storage temperature |
5-25 ℃ |
|
Storage & Handling |
Avoid direct sunlight and place in a cool and dry place;Avoid strong oxidants, acids. |
|
Storage Life |
At least 12 months from the date of manufacture in the original packing in ambient temperatures. |