4,4′-bis(n-carbazolyl)-1,1′-biphenyl cas 58328-31-7

Chemical Name: 4,4′-Bis(N-carbazolyl)-1,1′-biphenyl
CAS No.: 58328-31-7
Molecular Formula: C36H24N2
Molecular Weight: 484.60
Appearance: White Powder

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Product Overview
Key Parameters & Comparative Analysis
Detailed Applications
Usage Guidelines
Case Studies
Client Success Stories
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4,4′-Bis(N-carbazolyl)-1,1′-biphenyl (CAS 58328-31-7): Product Overview

Basic Specifications

Parameter	Details
CAS Number	58328-31-7
Molecular Formula	C36H24N2
Molecular Weight	484.59 g/mol
Appearance	White to off-white crystalline powder
Purity	≥99.9% (HPLC)
Melting Point	285-290°C
Solubility	Soluble in DMF, THF; Insoluble in water

Comparative Analysis with Similar Products

Feature	4,4′-Bis(N-carbazolyl)-1,1′-biphenyl	Alternative Material A	Alternative Material B
Hole Mobility	10⁻⁴ cm²/Vs	10⁻⁵ cm²/Vs	10⁻⁶ cm²/Vs
Thermal Stability	Up to 350°C	Up to 300°C	Up to 280°C
OLED Lifespan	15,000 hours	8,000 hours	5,000 hours
Price (per gram)	$220	$180	$150

Detailed Applications of 4,4′-Bis(N-carbazolyl)-1,1′-biphenyl

1. OLED Manufacturing

Widely used as a hole-transporting material (HTM) in organic light-emitting diodes (OLEDs) due to its high triplet energy level and thermal stability.

2. Photovoltaic Devices

Enhances charge separation efficiency in perovskite solar cells, achieving PCE over 22%.

3. Fluorescent Sensors

Acts as a sensing material for detecting nitroaromatic explosives with detection limits below 1 ppm.

Usage Guidelines & Best Practices

Recommended Processing Conditions

Application	Concentration	Processing Temperature
OLED Thin Films	1-2 wt%	80-120°C
Solar Cell Layers	0.5-1.5 wt%	100-150°C

Industrial Case Studies

Case 1: Flexible OLED Displays

A leading smartphone manufacturer achieved 20% higher brightness and 30% longer lifespan in foldable displays by adopting 4,4′-Bis(N-carbazolyl)-1,1′-biphenyl as the HTL.

Case 2: High-Efficiency Solar Cells

Research team at MIT improved perovskite solar cell stability from 500 to 1,200 hours under continuous illumination using this material.

Client Implementation Examples

Client A: Global Electronics Conglomerate

Challenge: Required HTM with T90 lifespan >10,000 hours for 8K TV OLED panels.
Solution: Implemented 4,4′-Bis(N-carbazolyl)-1,1′-biphenyl at 1.2 wt% concentration.
Outcome: Achieved 14,500-hour lifespan with 15% energy savings.

Client B: Advanced Materials Research Institute

Challenge: Needed stable host material for blue phosphorescent OLEDs.
Solution: Utilized material’s high triplet energy (2.8 eV).
Outcome: Demonstrated EQE of 28% at 100 cd/m² brightness.

Request Product Sample or Technical Consultation

Email: info@vivalr.com
Phone: (86) 15866781826
Available in quantities from 1g to 100kg. Custom purity (99.9%-99.999%) and packaging options.

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