2,2-Bis[4-(4-aminophenoxy)phenyl]propane Crystals
2,2-Bis[4-(4-aminophenoxy)phenyl]propane Crystals are the crystalline form of the compound. The crystalline form does not change the classification. It is used in thermoset polyimides for circuit boards.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a polymer in primary form
Polyethers are classified in Chapter 39.
If the amino function is the primary characteristic
Aromatic amines may be classified under heading 2921.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the crystalline form is the same chemical compound
• Provide the CAS number and purity certificate
• Be aware that the physical form does not affect the tariff classification
Related Products under Tariff item 2922.29.00
2,2-Bis[4-(4-aminophenoxy)phenyl]propane (CAS 13080-86-9)
2,2-Bis[4-(4-aminophenoxy)phenyl]propane (CAS 13080-86-9), also known as Bis-APAF, features two aminophenol ether units linked by a propane bridge. It is classified as a specified amino-phenol ether. It serves as a monomer for high-performance polymers.
2-(3-Amino-4-hydroxyphenylsulfonyl)ethanol
2-(3-Amino-4-hydroxyphenylsulfonyl)ethanol is a complex amino-phenol with a sulfonyl ethanol side chain. The phenolic amino structure dominates classification, and it is used in specialty dye synthesis as an oxygen-function amino-compound.
2-Amino-4-chlorophenol Hydrochloride
2-Amino-4-chlorophenol Hydrochloride is the hydrochloride salt of 2-amino-4-chlorophenol. The salt form maintains classification with the parent amino-phenol per Chapter 29 note 5(C)(1), and it is used as a chemical intermediate.
2-Amino-4-nitrophenol
2-Amino-4-nitrophenol is a specific amino-phenol compound with both amino and hydroxyl oxygen functions. It is primarily used as an intermediate in the synthesis of dyes and pharmaceuticals. This product falls under tariff item 2922.29.00 as an 'Other' amino-naphthol or amino-phenol compound.
2-Amino-4-nitrophenol Sodium Salt
2-Amino-4-nitrophenol Sodium Salt is the sodium salt form of 2-amino-4-nitrophenol. Salts of amino-phenols classify with the parent compound per Chapter 29 Note 5(C)(1). It is used in water-soluble dye intermediates and analytical reagents.
2-Amino-5-nitrophenol
2-Amino-5-nitrophenol has a nitro group meta to the amino group and ortho to the phenol group. It is used in permanent hair colorants and as a pharmaceutical intermediate. The amino-phenol classification prevails over other possible headings.