Photoinitiator EMK | CAS 90-93-7
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Product Information of Photoinitiator EMK
- Product Name: 4,4′-Bis(diethylamino)benzophenone
- Synonyms: Photoinitiator EMK; Photoinitiator-EAB; bis[4-(diethylamino)phenyl]methanone
- CAS No: 90-93-7
- EINECS No.: 202-025-4
- Molecular Formula: C21H28N2O
- Molecular Weight: 324.46 g/mol
- Key Properties: High efficiency, yellowing.
- Solubility: Soluble in ethanol, insoluble in water.
Product Specifications of Photoinitiator EMK
| Appearance | light yellow powder |
| Assay | ≥99% |
| Boiling Point | 475.7°C at 760 mmHg |
| Melting Point | 93-95°C |
| Refractive Index | 1.581 |
| Flash Point | 151°C |
| Volatile | ≤0.5% |
| Absorption Peak： | 248, 374nm |
| Packaging | 20KG/Carton |
Main Applications of Photoinitiator EMK
- Photoinitiator EMK is used as a dye intermediate for the synthesis of triarylmethane dyes, such as basic brilliant blue BO; it can also be used as a photosensitizer in the film film industry; as a special optical material for the microelectronics industry; Rubber crosslinker. It is obtained by reacting N,N-diethylaniline with phosgene, and can also be synthesized by an oxidation method.
- It mainly used for high-efficiency UV curable colored coatings & inks.
- Used as a dye intermediate.
Storage Conditions: Store in a cool and dry place, and prevent from sunlight.
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