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2-(4-Iodo-1H-pyrazol-1-yl)propan-1-amine: A Comprehensive Overview

2-(4-Iodo-1H-pyrazol-1-yl)propan-1-amine, also known by its CAS number 1340398-83-5, is a chemical compound that has garnered significant attention in the fields of organic chemistry and pharmacology. This compound is characterized by its unique structure, which includes a pyrazole ring substituted with an iodine atom and an amine group. The pyrazole ring, a five-membered heterocycle containing two nitrogen atoms, is a key structural feature that contributes to the compound's reactivity and biological activity.

The synthesis of 2-(4-Iodo-1H-pyrazol-1-yl)propan-1-amine typically involves multi-step reactions, often starting with the preparation of the pyrazole ring. Recent advancements in catalytic methods have enabled more efficient and selective syntheses, reducing production costs and improving yields. For instance, researchers have employed transition metal catalysts, such as palladium complexes, to facilitate coupling reactions that are critical in constructing the pyrazole moiety.

In terms of applications, 2-(4-Iodo-1H-pyrazol-1-yl)propan-1-amine has shown promise in drug discovery programs targeting various diseases. Its iodine substituent makes it an attractive candidate for radiotherapy applications, as iodine can be easily labeled with radioactive isotopes like Iodine-131 or Iodine-124. Recent studies have demonstrated its potential as a radiotracer for imaging and treating cancers, particularly thyroid cancer, where iodine uptake is a well-established mechanism.

Beyond its therapeutic applications, this compound has also been explored in materials science. The pyrazole ring's ability to coordinate with metal ions has led to its use in constructing metallopolymers and coordination polymers. These materials exhibit unique properties, such as high surface area and porosity, making them suitable for gas storage and catalysis applications.

From a mechanistic standpoint, the reactivity of 2-(4-Iodo-1H-pyrazol-1-y)propan-l-amine is influenced by the electronic effects of its substituents. The iodine atom introduces electron-withdrawing effects, which enhance the electrophilicity of the pyrazole ring. This makes the compound highly reactive in nucleophilic aromatic substitution reactions, a property that has been exploited in various organic transformations.

In recent years, computational chemistry has played a pivotal role in understanding the electronic structure and reactivity of this compound. Density functional theory (DFT) calculations have provided insights into the bonding interactions within the molecule and its transition states during reactions. Such studies have not only enhanced our fundamental understanding but also guided the design of more efficient synthetic routes.

The environmental impact of synthesizing and using 2-(4-Iodo-)pyrazol-yl)propan-l-amine has also come under scrutiny. Researchers are increasingly focusing on developing sustainable synthesis methods that minimize waste and reduce energy consumption. For example, solvent-free reactions and catalytic processes are being explored to make the production of this compound more eco-friendly.

In conclusion, CAS No 1340398-)83-5, or 2-(4-Iodo-)pyrazol-yl)propan-l-amine, represents a versatile compound with diverse applications across multiple disciplines. Its unique structure, combined with advancements in synthetic methodologies and computational tools, positions it as a valuable asset in both academic research and industrial applications.

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