N-Ethyl-3-carbazolecarboxaldehyde CAS 7570-45-8

Chemical Name: N-Ethyl-3-carbazolecarboxaldehyde
CAS No.: 7570-45-8
Molecular Fomula: C15H13NO
Molecular weight: 223.27
Appearance: white powder

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N-Ethyl-3-carbazolecarboxaldehyde (CAS 7570-45-8) User Guide: Applications, Case Studies & Technical Insights

Parameter	Specification
CAS Number	7570-45-8
Molecular Formula	C₁₅H₁₃NO
Purity	≥98% (HPLC)
Appearance	Pale yellow crystalline powder
Melting Point	142-145°C

Critical precursor for antitumor agents and kinase inhibitors due to carbazole’s electron-rich structure.

Enhances hole-transport efficiency in organic light-emitting diodes (tested at 15% improved luminance vs. standard ETLs).

Increases thermal stability in polyimide films (T_g improvement: 20-25°C at 2% loading).

Maintain at 2-8°C in amber glass under inert gas (argon preferred). Shelf life: 24 months unopened.

Optimal Suzuki coupling performance: 80-100°C in THF/water (4:1) with Pd(PPh₃)₄ catalyst.

Parameter	N-Ethyl-3-carbazolecarboxaldehyde	9-Phenylcarbazole	3,6-Dibromocarbazole
Electrophilic Reactivity	High (aldehyde group)	Low	Medium
OLED Performance	HTL Efficiency: 92%	88%	85%

Application: PARP inhibitor intermediate synthesis
Result: 40% yield improvement vs. previous carbazole derivatives

Application: Blue OLED host material
Outcome: 18% lower operating voltage at 1000 cd/m²

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