1-Benzo[b]thien-4-ylpiperazine monohydrochloride
[CAS# 913614-18-3]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Piperazine
• Name: 1-Benzo[b]thien-4-ylpiperazine monohydrochloride
• Synonyms: 1-(1-benzothiophen-4-yl)piperazine;hydrochloride
• Molecular Formula: C₁₂H₁₄N₂S^.HCl
• Molecular Weight: 254.78
• CAS Registry Number: 913614-18-3
• EC Number: 812-454-4
• SMILES: C1CN(CCN1)C2=C3C=CSC3=CC=C2.Cl

Safety Data

• Hazard Symbols: GHS07 Warning
• Hazard Statements: H302-H315-H319-H335
• Precautionary Statements: P261-P264-P264+P265-P270-P271-P280-P301+P317-P302+P352-P304+P340-P305+P351+P338-P319-P321-P330-P332+P317-P337+P317-P362+P364-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335

Discovory and Applicatios

1-Benzo[b]thien-4-ylpiperazine monohydrochloride is a chemical compound that falls under the class of piperazine derivatives, which are often utilized in pharmaceutical and chemical research. The compound is synthesized by introducing a benzo[b]thienyl group onto a piperazine structure, which is a six-membered nitrogen-containing heterocyclic compound. The addition of a monohydrochloride group makes it a hydrochloride salt, which is commonly done to increase the solubility of compounds in water or other solvents, thereby facilitating their use in biological and chemical applications.

The discovery and initial exploration of 1-Benzo[b]thien-4-ylpiperazine monohydrochloride are rooted in the ongoing search for new chemical entities with potential therapeutic properties. Piperazine derivatives, like this one, have been of significant interest due to their diverse range of biological activities, including effects on the central nervous system, antimicrobial properties, and other pharmacological effects. Researchers have synthesized and studied such compounds in the hopes of identifying new medications or treatments for various conditions.

In terms of its applications, 1-Benzo[b]thien-4-ylpiperazine monohydrochloride has been explored for its potential as a ligand in medicinal chemistry, particularly in the development of drugs targeting specific receptors in the brain. The benzo[b]thienyl group can be thought of as a structural modification that may alter the compound’s interaction with biological targets, providing an opportunity for fine-tuning its activity. These types of compounds are often tested for activity against certain receptors, such as serotonin or dopamine receptors, which are key in the treatment of psychiatric disorders and other neurological conditions.

Additionally, the piperazine scaffold itself is widely recognized for its utility in drug design. Substituted piperazines have been studied extensively in various classes of drugs, ranging from antipsychotics to antiemetics and beyond. The combination of the benzo[b]thienyl ring with piperazine, as in this monohydrochloride derivative, can impart unique properties to the molecule, enhancing its selectivity and potency at biological targets, which could potentially lead to new therapeutic options.

As with many other similar compounds, the synthesis and characterization of 1-Benzo[b]thien-4-ylpiperazine monohydrochloride are typically carried out in laboratory settings, where its chemical structure is confirmed through methods such as nuclear magnetic resonance (NMR) spectroscopy, mass spectrometry, and infrared (IR) spectroscopy. The monohydrochloride salt form is also commonly preferred in the laboratory due to its ease of handling and better solubility in aqueous solutions compared to the free base form.

Though the compound is primarily explored within the realm of drug discovery and medicinal chemistry, the precise and verified therapeutic applications of 1-Benzo[b]thien-4-ylpiperazine monohydrochloride remain subject to ongoing investigation in the scientific literature. It may play a role in treating a variety of conditions, especially those related to the central nervous system, but further studies are necessary to fully elucidate its pharmacological profile and determine its clinical relevance.

In summary, 1-Benzo[b]thien-4-ylpiperazine monohydrochloride is a synthetic compound of interest within medicinal chemistry, particularly for its potential to interact with receptors in the brain. Its synthesis, properties, and applications have been explored in research contexts, contributing to the development of new drugs and understanding of how structural modifications to piperazine derivatives can affect their biological activity. However, its detailed clinical applications and efficacy remain subjects for ongoing research.

References

2016. Kleemann, A.; Engel, J.; Kutscher, B.; Reichert, D.. Brexpiprazole. Pharmaceutical Substances.Thieme: Stuttgart,