4-(Diethylamino)benzaldehyde diphenylhydrazone
4-(Diethylamino)benzaldehyde diphenylhydrazone (CAS 68189-23-1) is a specialized organic compound with the molecular formula (C2H5)2NC6H4CH=NN(C6H5)2 and a molecular weight of 343.46. It is primarily utilised in the field of materials science, particularly as a component in organic electronics. This compound functions effectively as a Hole Transport (HT) and Hole Injection Layer (HIL) material, making it valuable for applications in OLED and PLED devices.

Hole Transport Materials
This compound serves as a critical hole transport material in organic electronic devices. It facilitates the efficient movement of positive charge carriers, crucial for device performance.
Hole Injection Layer Materials
As a hole injection layer material, it enhances the injection of holes from the anode into the emissive layer. This improves the overall efficiency and operational stability of organic optoelectronic devices.
Organic Electronics
Utilised in the fabrication of organic and printed electronics, it contributes to the development of next-generation display and lighting technologies.
Materials Science Research
This compound is a valuable reagent for researchers in materials science investigating novel organic semiconductors and their electronic properties.
| Molecular weight | 343.46 |
|---|---|
| Linear formula | (C2H5)2NC6H4CH=NN(C6H5)2 |
| Assay | 97% |
| Melting point | 92-94 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-(Diethylamino)benzaldehyde diphenylhydrazone used for?
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4-(Diethylamino)benzaldehyde diphenylhydrazone is primarily used as a Hole Transport (HT) and Hole Injection Layer (HIL) material in organic electronics, such as OLED and PLED devices, and in materials science research.
What is the CAS number and formula for 4-(Diethylamino)benzaldehyde diphenylhydrazone?
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The CAS number is 68189-23-1, and its linear formula is (C2H5)2NC6H4CH=NN(C6H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of 97%. TSS does not represent this product as USP, BP, or EP grade.
How should 4-(Diethylamino)benzaldehyde diphenylhydrazone be handled safely?
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This compound is classified with a Warning signal word, with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation.
Is 4-(Diethylamino)benzaldehyde diphenylhydrazone a controlled substance?
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Based on the provided data, there is no indication that this compound is a controlled substance.
How is 4-(Diethylamino)benzaldehyde diphenylhydrazone packed and shipped?
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Tech Serve Solutions ensures appropriate packaging for safe handling and export, adhering to international shipping regulations for chemical substances.
How can I request a quote or sample of 4-(Diethylamino)benzaldehyde diphenylhydrazone?
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To request a quote or sample, please contact our sales department through the website or by calling our main line.
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