Heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused

HS v2022 Code: 293430

About heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused

HS code 293430 covers a class of heterocyclic organic compounds known as phenothiazines. These compounds are widely used in the pharmaceutical industry, particularly as antipsychotic, antidepressant, and antihistamine drugs. Phenothiazines play a crucial role in the treatment of various mental health conditions, making this industry an important part of the broader healthcare sector.

Production process

The production of phenothiazine-based compounds typically involves a multi-step synthesis process. Key steps include the condensation of a phenol with a sulfur-containing compound, followed by various ring-closing and functionalization reactions to introduce the desired substituents. Advanced techniques such as catalytic hydrogenation may also be employed to modify the ring structure as needed.

Production inputs

The main inputs for the production of HS code 293430 products include phenols, sulfur-containing compounds, and various reagents and solvents used in the organic synthesis process. Specialized equipment such as chemical reactors, distillation columns, and purification systems are also essential for the manufacture of these heterocyclic compounds.

Production outputs

The primary outputs of this industry are the various phenothiazine-based compounds, which find applications in the 300410 pharmaceutical industry as active pharmaceutical ingredients. These compounds may also be used as intermediates in the production of other 293499 heterocyclic organic chemical compounds.

Revisions to 293430

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 293430. The most recent 1 version of this code (293430) is in the HS v2022 system (this version):

This page shows the most recent version of code 293430.

Family tree for heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused

    graph LR
    A["<a href='/classifications/hs/v2022/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2022/2934'>2934: Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds</a>"]
B --> C["<a href='/classifications/hs/v2022/293430'>293430: Heterocyclic compounds; containing in the structure, a phenothiazine ring-system (whether or not hydrogenated), not further fused</a>"]

    B --> D["<a href='/classifications/hs/v2022/293410'>293410: Heterocyclic compounds; containing an unfused thiazole ring (whether or not hydrogenated) in the structure</a>"]
B --> E["<a href='/classifications/hs/v2022/293420'>293420: Heterocyclic compounds; containing in the structure, a benzothiazole ring-system (whether or not hydrogenated), not further fused</a>"]
B --> F["<a href='/classifications/hs/v2022/293491'>293491: Heterocyclic compounds; other heterocyclic compounds, n.e.c. in 2934.1, 2934.2 and 2934.3</a>"]
B --> G["<a href='/classifications/hs/v2022/293492'>293492: Heterocyclic compounds; other fentanyls n.e.c. in 2934, and their derivatives</a>"]
B --> H["<a href='/classifications/hs/v2022/293499'>293499: Nucleic acids and their salts, other heterocyclic compounds, n.e.c. in heading number 2934</a>"]

    

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