—— Product Specifications ——

—— Product Detail ——

Product Overview

Indolo[2,3-a]carbazole (CAS 60511-85-5) is a fused heterocyclic compound consisting of a carbazole core fused with an indole moiety. Its molecular formula is C₁₈H₁₂N₂ with a molecular weight of 256.30 g/mol. This compound belongs to the indolocarbazole family, which is of significant interest in materials science due to its excellent charge transport properties and thermal stability. The rigid planar structure and extended π-conjugation make this compound an ideal building block for organic semiconductors, organic light-emitting diodes (OLEDs), and organic photovoltaics (OPVs). It is a white to pale yellow crystalline powder with high thermal stability. The compound exhibits strong fluorescence and good electron-donating properties, making it valuable for optoelectronic applications.

Synthetic Process

The synthesis of indolo[2,3-a]carbazole typically involves the cyclization of appropriate hydrazone precursors via Fischer indole synthesis, followed by oxidative cyclization. The starting materials are usually phenylhydrazine derivatives and cyclohexanone derivatives. The reaction proceeds through a multi-step process including condensation, cyclization, and oxidation to form the fused heterocyclic system. The product is purified by column chromatography or recrystallization to achieve high purity (≥99%).

Mechanism of Action

In optoelectronic applications, indolo[2,3-a]carbazole functions as a hole-transporting material due to its electron-rich nitrogen atoms and extended π-conjugation. The compound's rigid planar structure facilitates efficient charge carrier mobility, while its thermal stability ensures device longevity. In biological contexts, indolocarbazole derivatives are known for their kinase inhibitory activities.

Quality Specifications

• Purity: ≥99.0% determined by HPLC

• Identity confirmed by NMR and mass spectrometry

• Each batch accompanied by comprehensive Certificate of Analysis (COA)

• Store in a cool, dry place protected from light

Packaging & Shipping

• Research quantities: 1g, 5g, 10g amber glass vials

• Bulk quantities: 25g, 100g, 500g amber glass bottles

• Custom packaging available upon request

• Shipped at ambient temperature for routine orders

— C ompany Profile ——

Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

Our company is committed to making every effort to provide ideal chemical products to potential customers worldwide, including but not limited to: organic/inorganic reagents, biological reagents, plant extracts, pharmaceutical intermediates, active pharmaceutical ingredients (APIs), reference standards, reference substances, peptides, and more. Meanwhile, we have established long-term and stable cooperative relationships with university laboratories and off-campus research institutions, enabling us to offer tailored product services based on customers' actual needs.

We currently support customized services for most product categories, with supply quantities ranging from milligram (mg), gram (g) to kilogram (kg) levels, as well as wholesale. Product purity covers the full spectrum from 90% to 99.9%, providing customers with one-stop convenient services.

To date, our products have been exported to developed countries such as the United States, Australia, Canada, Mexico, as well as EU member states including France, Germany, and many other countries and regions such as Nigeria, Ghana, Southeast Asia, and other parts of Asia. Our product quality and services have consistently received high praise.

Looking ahead, our company will continue to serve as a bridge connecting China and the world, delivering high-quality products and services to global customers.

—— Q&A ——

Q1: How to confirm the product quality before placing orders?
A: By sending you available samples. Or if you have special requirements for the goods, we can prepare samples according to your requirements for confirmation.

Q2: Can you supply free samples?
A: Yes, we can provide a free sample, but the shipping cost will be paid by the customers. You can either pay the shipping cost or arrange a courier to collect the samples.

Q3: How do you treat quality complaints?
A: All our products are strictly tested by our QC and confirmed by QA; unqualified material will not be released to customers. If any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.

Q4: What is your MOQ? Is there a discount?
A: For highvalue products, our MOQ starts from 1g and generally starts from 10g. For other lowprice products, our MOQ starts from 100g and 1kg.
Q: Is there a discount?
A: Yes, for larger quantities, we always support with better prices.

Q5: How to start orders or make payments?
A: You can send us your Purchase Order (if your company has one), or just send a simple confirmation by email or via Trade Manager. We will then send you a Proforma Invoice with our bank details for your confirmation, and you can make payment accordingly. If you have other preferred payment methods, we are open to discussion and negotiation.