foomworks.

Tariff referenceChapter 29 › 2926.30.20.00

HTS 2926.30.20.00 — 4-Cyano-2-dimethylamino-4,4-diphenylbutane

The current US import duty for 4-Cyano-2-dimethylamino-4,4-diphenylbutane (HTS 2926.30.20.00) — the base rate, any Section 301/232/122 surcharge that applies, and what's changed recently.

Nitrile-function compounds: › Fenproporex (INN) and its salts; Methadone (INN) intermediate (4-cyano-2-dimethylamino-4,4- diphenylbutane): › 4-Cyano-2-dimethylamino-4,4-diphenylbutane

Current US duty rate

Column 1 (General / MFN)6.5%
Special (FTA programs)Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)
Column 2 (other)15.4¢/kg + 65.5%

No Chapter 99 (Section 301/232/122) cross-reference on this line; origin-specific surcharges may still apply — check the calculator.

Alert me when this code changes (free) See all recorded changes

Programmatic access: the full duty stack (base + surcharges + MPF/HMF for a given origin & value) is at /duty?code=2926.30.20.00&origin=&value=. Current as of USITC 2026HTSRev13 (synced 2026-07-29).