New

Ask Wove anything about tariffs.

Try Tariff Assistant

Ethyl (1H-Phenothiazin-2,4,1)carbamate from Japan

A chemically defined heterocyclic compound containing a phenothiazine ring-system with an ethyl carbamate substituent at the 2,4,1 position. This compound falls under HTS 2934.30.18.00 as it matches the specific chemical structure described in the subheading for phenothiazine ring-system compounds not further fused. It is typically used as a pharmaceutical intermediate in organic synthesis.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Provide detailed chemical analysis certificates (COA, NMR, MS) confirming the exact structure matches HTS 2934.30.18.00 specifications

• Ensure packaging complies with UN/DOT hazardous material regulations if shipped in quantities exceeding exemption limits

• Verify purity levels (>98%) as impurities may trigger reclassification under mixture provisions of Chapter 29