# 293337 — Heterocyclic compounds with nitrogen hetero-atom(s) only: N-Phenethyl-4-piperidone (NPP)

HS code 293337 classifies Heterocyclic compounds with nitrogen hetero-atom(s) only: N-Phenethyl-4-piperidone (NPP). It belongs to Chapter 29 (Organic chemicals) of Section VI (Products of the chemical or allied industries) of the Harmonized System. Duty rates are recorded for 1 country.

> Section VI · Products of the chemical or allied industries
> Chapter 29 · Organic chemicals

**HS code:** `293337`

## Description

Heterocyclic compounds with nitrogen hetero-atom(s) only : Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure : N-Phenethyl-4-piperidone (NPP)

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 6.5% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/29/293337
Last updated: 2026-06-03
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