# United States tariff line 2921.12.01.00: 2-(N,N-Dimethylamino)ethyl chloride hydrochloride

> In the United States tariff, line 2921.12.01.00 covers acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethyl chloride hydrochloride. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 2921.12 in heading 29.21 (chapter 29).

Source: https://border.bot/countries/united-states/hs-codes/2921120100
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 29](https://border.bot/countries/united-states/hs-codes/29) / [2921.12](https://border.bot/countries/united-states/hs-codes/292112) / [2921.12.01.00](https://border.bot/countries/united-states/hs-codes/2921120100)

## Key facts

- Tariff line: 2921.12.01.00
- Covers: Acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethyl chloride hydrochloride
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [2921.12](https://border.bot/hs-codes/292112)

## What this line covers

In the United States tariff, line 2921.12.01.00 covers acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethyl chloride hydrochloride.

Its legal text is “2-(N,N-Dimethylamino)ethyl chloride hydrochloride”, read under “Acyclic monoamines and their derivatives; salts thereof”.

## How it is structured

It falls under HS subheading 2921.12 in heading 29.21 (chapter 29). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 29: Organic chemicals
- Heading 29.21: Amine-function compounds
- Subheading 2921.12: Acyclic monoamines and their derivatives; salts thereof
- Line 2921.12.01.00: 2-(N,N-Dimethylamino)ethyl chloride hydrochloride

## Duty

Goods under this line enter free of general (MFN) duty.

## In other countries

No other national tariff on border.bot has live lines under 2921.12 yet.

- [The Harmonized System text for 2921.12](https://border.bot/hs-codes/292112)

- Previous line: [2921.11.00.00](https://border.bot/countries/united-states/hs-codes/2921110000) Methylamine, di- or trimethylamine and their salts
- Next line: [2921.13.00.00](https://border.bot/countries/united-states/hs-codes/2921130000) 2-(N,N-Diethylamino)ethyl chloride hydrochloride

## Frequently asked questions

### What does tariff line 2921.12.01.00 cover in the United States tariff?

In the United States tariff, line 2921.12.01.00 covers acyclic monoamines and their derivatives; salts thereof, 2-(N,N-Dimethylamino)ethyl chloride hydrochloride.

### What is the general (MFN) duty on 2921.12.01.00 in the United States?

Goods under this line enter free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/2921120100.json