Heterocyclic compounds; lactams; other than 6-hexanelactam (epsilon caprolactam) and clobazam (INN) and methyprylon (INN)

HS v2017 Code: 293379

About heterocyclic compounds; lactams; other than 6-hexanelactam (epsilon caprolactam) and clobazam (inn) and methyprylon (inn)

HS code 293379 covers a diverse range of heterocyclic compounds, which are organic compounds containing at least one atom of an element other than carbon in their ring structure. These compounds play a crucial role in the pharmaceutical, agrochemical, and specialty chemical industries, contributing to the development of various drugs, pesticides, and other essential products. As a key component of the broader chemical industry, this code represents an important segment of the global import/export trade.

Production process

The production of the compounds covered under HS code 293379 typically involves a range of chemical synthesis techniques, such as cyclization, condensation, and substitution reactions. These processes are often carried out in specialized chemical plants, utilizing advanced equipment and carefully controlled reaction conditions to ensure the desired molecular structures and purity levels are achieved.

Production inputs

The main inputs required for the production of the compounds under HS code 293379 include a variety of organic precursors, such as 290211 benzene, 290330 toluene, and other aromatic or heterocyclic compounds. Additionally, the industry relies on specialized catalysts, solvents, and other auxiliary chemicals, as well as sophisticated laboratory equipment and process control systems.

Production outputs

The compounds produced under HS code 293379 find applications in a wide range of industries, including 300 Pharmaceutical products, 380 Miscellaneous chemical products, and 390 Plastics and articles thereof. These heterocyclic compounds are often used as building blocks or intermediates in the synthesis of more complex molecules, such as pharmaceuticals, agrochemicals, and specialty chemicals. As a result, the outputs of this industry are closely linked to the demands of these downstream sectors.

Revisions to 293379

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 293379. The most recent 1 version of this code (293379) is in the HS v2022 system:

This page shows a legacy version of code 293379 ( HS v2017).

Older versions

Family tree for heterocyclic compounds; lactams; other than 6-hexanelactam (epsilon caprolactam) and clobazam (inn) and methyprylon (inn)

    graph LR
    A["<a href='/classifications/hs/v2017/29'>29: Organic chemicals</a>"]
A --> B["<a href='/classifications/hs/v2017/2933'>2933: Heterocyclic compounds with nitrogen hetero-atom(s) only</a>"]
B --> C["<a href='/classifications/hs/v2017/293379'>293379: Heterocyclic compounds; lactams; other than 6-hexanelactam (epsilon caprolactam) and clobazam (INN) and methyprylon (INN)</a>"]

    B --> D["<a href='/classifications/hs/v2017/293311'>293311: Heterocyclic compounds; with nitrogen hetero-atom(s) only, containing an unfused pyrazole ring (whether or not hydrogenated) in the structure, phenazone (antipyrin) and its derivatives</a>"]
B --> E["<a href='/classifications/hs/v2017/293319'>293319: Heterocyclic compounds; with nitrogen hetero-atom(s) only, containing an unfused pyrazole ring (whether or not hydrogenated) in the structure, other than henazone (antipyrin) and its derivatives</a>"]
B --> F["<a href='/classifications/hs/v2017/293321'>293321: Heterocyclic compounds; with nitrogen hetero-atom(s) only, containing an unfused imidazole ring (whether or not hydrogenated) in the structure, hydantoin and its derivatives</a>"]
B --> G["<a href='/classifications/hs/v2017/293329'>293329: Heterocyclic compounds; with nitrogen hetero-atom(s) only, containing an unfused imidazole ring (whether or not hydrogenated) in the structure, other than hydantoin and its derivatives</a>"]
B --> H["<a href='/classifications/hs/v2017/293331'>293331: Heterocyclic compounds; containing an unfused pyridine ring (whether or not hydrogenated) in the structure, pyridine and its salts</a>"]
B --> I["<a href='/classifications/hs/v2017/293332'>293332: Heterocyclic compounds; containing an unfused pyridine ring (whether or not hydrogenated) in the structure, piperidine and its salts</a>"]
B --> J["<a href='/classifications/hs/v2017/293333'>293333: Heterocyclic compounds; containing an unfused pyridine ring (whether or not hydrogenated) in the structure, other than pyridine and its salts, other than piperidine and its salts</a>"]
B --> K["<a href='/classifications/hs/v2017/293339'>293339: Heterocyclic compounds; containing an unfused pyridine ring (whether or not hydrogenated) in the structure, n.e.c. in 2933.3</a>"]
B --> L["<a href='/classifications/hs/v2017/293341'>293341: Heterocyclic compounds; containing a quinoline or isoquinoline ring-system (whether or not hydrogenated) in the structure, not further fused, levorphanol (INN) and its salts</a>"]
B --> M["<a href='/classifications/hs/v2017/293349'>293349: Heterocyclic compounds; containing a quinoline or isoquinoline ring-system (whether or not hydrogenated) in the structure, not further fused, other than levorphanol (INN) and its salts</a>"]
B --> N["<a href='/classifications/hs/v2017/293352'>293352: Heterocyclic compounds; containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, malonylurea (barbituric acid) and its salts</a>"]
B --> O["<a href='/classifications/hs/v2017/293353'>293353: Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereof</a>"]
B --> P["<a href='/classifications/hs/v2017/293354'>293354: Heterocyclic compounds; containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, other derivatives of malonylurea (barbituric acid) and salts thereof, n.e.c. in 2933.53</a>"]
B --> Q["<a href='/classifications/hs/v2017/293355'>293355: Heterocyclic compounds; containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure; loprazolam (INN), mecloqualone (INN), methaqualone (INN), and zipeprol (INN); salts thereof</a>"]
B --> R["<a href='/classifications/hs/v2017/293359'>293359: Heterocyclic compounds; containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure, (other than malonylurea and its derivatives, loprazolam, mecloqualone, methaqualone, zipeprol, and salts thereof) n.e.c. in 2933.5</a>"]
B --> S["<a href='/classifications/hs/v2017/293361'>293361: Heterocyclic compounds; containing an unfused triazine ring (whether or not hydrogenated) in the structure, melamine</a>"]
B --> T["<a href='/classifications/hs/v2017/293369'>293369: Heterocyclic compounds; containing an unfused triazine ring (whether or not hydrogenated) in the structure, others excluding melamine</a>"]
B --> U["<a href='/classifications/hs/v2017/293371'>293371: Heterocyclic compounds; lactams; 6-hexanelactam (epsilon-caprolactam)</a>"]
B --> V["<a href='/classifications/hs/v2017/293372'>293372: Heterocyclic compounds; lactams; clobazam (INN) and methyprylon (INN)</a>"]
B --> W["<a href='/classifications/hs/v2017/293391'>293391: Heterocyclic compounds; alprazolam (INN), camazepam (INN), chlordiazepoxide (INN), clonazepam (INN), clorazepate, delorazepam (INN), diazepam (INN), estazolam (INN), ethyl loflazepate (INN), fludiazepam (INN), flunitrazepam (INN), (cont)</a>"]
B --> X["<a href='/classifications/hs/v2017/293392'>293392: Heterocyclic compounds; azinphos-methyl (ISO)</a>"]
B --> Y["<a href='/classifications/hs/v2017/293399'>293399: Heterocyclic compounds; n.e.c. in headings no. 2933</a>"]

    

    %% Color coordination by level

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    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level2
class B level4
class C level6
class D level6
class E level6
class F level6
class G level6
class H level6
class I level6
class J level6
class K level6
class L level6
class M level6
class N level6
class O level6
class P level6
class Q level6
class R level6
class S level6
class T level6
class U level6
class V level6
class W level6
class X level6
class Y level6

  class C highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class C highlight