Production Method 1

1130816-42-0

244-76-8

87109-10-2

Reaction Conditions

1.1 Reagents: Zinc Catalysts: Iron tetraphenylporphyrin chloride Solvents: Benzene ;  4 h, 120 °C
1.2 20 h, 120 °C

Reference

An iron(II)-based metalloradical system for intramolecular amination of C(sp2)-H and C(sp3)-H bonds: synthetic applications and mechanistic studies

Das, Sandip Kumar; et al, Chemical Science, 2022, 13(40), 11817-11828

Production Method 2

98-80-6

54230-88-5

244-76-8

87109-10-2

Reaction Conditions

1.1 Catalysts: Tetrakis(triphenylphosphine)palladium Solvents: 1,2-Dimethoxyethane ;  6 h, 80 °C
2.1 Reagents: Zinc Catalysts: Iron tetraphenylporphyrin chloride Solvents: Benzene ;  4 h, 120 °C
2.2 20 h, 120 °C

Reference

An iron(II)-based metalloradical system for intramolecular amination of C(sp2)-H and C(sp3)-H bonds: synthetic applications and mechanistic studies

Das, Sandip Kumar; et al, Chemical Science, 2022, 13(40), 11817-11828

Production Method 3

52200-48-3

244-76-8

87109-10-2

Reaction Conditions

1.1 Reagents: Hydrochloric acid ,  Sodium azide Solvents: Ethanol ,  Water ;  24 h, 120 °C
2.1 Catalysts: Tetrakis(triphenylphosphine)palladium Solvents: 1,2-Dimethoxyethane ;  6 h, 80 °C
3.1 Reagents: Zinc Catalysts: Iron tetraphenylporphyrin chloride Solvents: Benzene ;  4 h, 120 °C
3.2 20 h, 120 °C

Reference

An iron(II)-based metalloradical system for intramolecular amination of C(sp2)-H and C(sp3)-H bonds: synthetic applications and mechanistic studies

Das, Sandip Kumar; et al, Chemical Science, 2022, 13(40), 11817-11828

a-Carboline Raw materials

• Phenylboronic acid
• 3-Bromo-2-chlorolpyridine
• 8-Phenyltetrazolo[1,5-a]pyridine
• 8-Bromotetrazolo1,5-apyridine

a-Carboline Preparation Products

• a-Carboline (244-76-8)
• 3-phenylpyridin-2-amine (87109-10-2)

• 1. Rapid access to α-carbolines via a one-pot tandem reaction of α,β-unsaturated ketones with 2-nitrophenylacetonitrile and the anti-proliferative activities of the products
  Xiaofei Zhang,Qian He,Haoyue Xiang,Shanshan Song,Zehong Miao,Chunhao Yang Org. Biomol. Chem. 2014 12 355
• 2. Efficient synthesis of α- and δ-carbolines by sequential Pd-catalyzed site-selective C–C and twofold C–N coupling reactions
  Tran Quang Hung,Tuan Thanh Dang,Julia Janke,Alexander Villinger,Peter Langer Org. Biomol. Chem. 2015 13 1375
• 3. High-performance bipolar host materials for blue TADF devices with excellent external quantum efficiencies
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• 4. Syntheses of functionalised pyrido[2,3-b]indoles
  Ian T. Forbes,Christopher N. Johnson,Mervyn Thompson J. Chem. Soc. Perkin Trans. 1 1992 275
• 5. A new host material achieving above 75 cd A?1 current efficiency with top-emitting deep-red phosphorescent organic light-emitting diodes
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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Indoles and derivatives Alpha carbolines
• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Indoles and derivatives Pyridoindoles Alpha carbolines

Introduction to a-Carboline and Its Significance in Modern Chemical Research

The compound with the CAS number 244-76-8 is commonly known as a-Carboline, a heterocyclic organic molecule that has garnered significant attention in the field of chemical and biomedical research. a-Carboline derivatives are known for their diverse pharmacological properties, making them valuable candidates for further investigation and potential therapeutic applications.

Historically, a-Carboline compounds have been studied for their roles in various biological processes. Their structural framework, characterized by a fused benzene and pyrrole ring system, contributes to their unique chemical and biological activities. Recent advancements in synthetic chemistry have enabled the development of novel derivatives with enhanced efficacy and reduced side effects, opening new avenues for drug discovery.

In the realm of medicinal chemistry, a-Carboline derivatives have shown promise in treating a variety of conditions. For instance, studies have highlighted their potential in modulating neurotransmitter activity, which makes them relevant in the development of treatments for neurological disorders such as Alzheimer's disease and Parkinson's disease. The ability of these compounds to interact with specific receptors and enzymes has been a focal point of research, leading to the identification of several promising lead compounds.

One of the most intriguing aspects of a-Carboline compounds is their role as bioactive molecules in natural products. Many plants and fungi produce a-Carboline derivatives as part of their secondary metabolites, which often serve as defenses against pathogens. These natural occurrences have inspired synthetic chemists to explore biologically inspired synthetic routes, aiming to mimic or improve upon these natural structures.

The CAS number 244-76-8 specifically refers to the parent compound a-Carboline, which serves as a scaffold for numerous derivatives. Researchers have leveraged this scaffold to develop molecules with targeted biological activities. For example, modifications to the aromatic rings or the nitrogen-containing heterocycle can alter the compound's pharmacokinetic properties, enhancing its absorption, distribution, metabolism, and excretion profiles.

Recent studies have also explored the anticancer potential of a-Carboline derivatives. These compounds have been found to induce apoptosis in cancer cells by disrupting key cellular pathways involved in cell proliferation and survival. Preclinical trials have demonstrated encouraging results, suggesting that further investigation could lead to the development of novel anticancer agents based on a-Carboline chemistry.

The synthesis of complex a-Carboline derivatives has been facilitated by advances in catalytic methods and green chemistry principles. Transition metal-catalyzed reactions, such as palladium-catalyzed cross-coupling reactions, have enabled the efficient construction of intricate molecular frameworks. Additionally, solvent-free and microwave-assisted synthesis techniques have improved yield and purity, making these processes more sustainable and scalable.

The pharmacological profile of a-Carboline derivatives is further enhanced by their ability to cross the blood-brain barrier (BBB). This property is particularly important for treating central nervous system (CNS) disorders, where effective drug delivery is crucial. Researchers are exploring various strategies to optimize BBB penetration, including prodrug formulations and nanotechnology-based delivery systems.

In conclusion, a-Carboline compounds represent a fascinating class of molecules with significant potential in pharmaceutical applications. The CAS number 244-76-8 underscores its importance as a foundational structure for numerous bioactive derivatives. With ongoing research focusing on improving synthesis methods and exploring new therapeutic applications, the future looks promising for this versatile chemical class.

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