1,4-Di-(2-methylstyryl)benzene Optical Brightener Base

Base material 1,4-Di-(2-methylstyryl)benzene for producing optical brighteners, listed in HTS 2902.90.40.00. Pure form before formulation into excluded products. Cyclic hydrocarbon per chapter scope.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3204.20Lower: 16.5% vs 35%

If fully formulated brightener

Finished fluorescent agents exclude to Chapter 32.

2902.90Same rate: 35%

If mixed isomers

Mixtures of isomers per note 2(b) may classify differently if not pure named compound.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

• Distinguish from finished brighteners via formulation docs

• UV stabilizer cert if added

• Small package for R&D avoids bulk duties

Related Products under HTS 2902.90.40.00

Anthracene Powder (99% Purity)

Anthracene is a solid polycyclic aromatic hydrocarbon (C14H10) classified under HTS 2902.90.40.00 as a specific cyclic hydrocarbon. It appears as colorless to pale yellow powder and is a key intermediate in organic synthesis. This pure form meets chapter 29 note (a) for separate chemically defined organic compounds.

Sublimed Anthracene Crystals

Sublimed anthracene crystals are highly purified anthracene (C14H10) obtained via sublimation, specifically named in HTS 2902.90.40.00 as a cyclic hydrocarbon. Used in scintillator production and organic electronics. Qualifies under chapter notes for chemically defined compounds without excluded additives.

1,4-Di-(2-methylstyryl)benzene (CAS 6383-95-5)

1,4-Di-(2-methylstyryl)benzene is a stilbene derivative specifically listed under HTS 2902.90.40.00 as a cyclic hydrocarbon. This fluorescent compound (C24H24) is used in optical brighteners and laser dyes. Fits Chapter 29 for pure organic compounds, excluding coloring matter exclusions.

Research-Grade Anthracene (ACS Reagent)

ACS reagent-grade anthracene meets American Chemical Society standards for lab use, classified under HTS 2902.90.40.00 due to its specific naming as a cyclic hydrocarbon. Purity exceeds 99.5% with low ash/impurity specs. Adheres to Chapter 29 for chemically defined compounds.

Anthracene for Dye Synthesis

Industrial anthracene optimized for anthraquinone dye production, explicitly under HTS 2902.90.40.00 as named cyclic hydrocarbon. Supplied in flake or powder form without excluded additives. Chapter notes confirm classification before dye formulation.

Trans-1,4-Di-(2-methylstyryl)benzene Isomer

The trans isomer of 1,4-Di-(2-methylstyryl)benzene, a stilbenoid specifically covered by HTS 2902.90.40.00 listing. Used in organic LEDs and photovoltaics as a luminescent material. Pure compound per Chapter 29 definitions.