Guaiacol (2-Methoxyphenol)
Guaiacol is a methyl ether of catechol used as expectorant, flavoring agent, and in resins. Falls under HTS 2907.29.90.00 as phenol derivative (phenol-alcohol per hierarchy), though technically monophenolic with methoxy group. Extracted from wood creosote or synthesized.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified primarily as ether rather than phenol
Aromatic ethers without dominant phenolic function may classify under 2909.
If put up as odoriferous substance for perfumery
Mixtures with essential character of odorants classify under Chapter 33.
If sugar ether derivative
Sugar ethers and derivatives specifically excluded to heading 2940.
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Import Tips & Compliance
• Include GRAS status documentation for food flavoring applications
• Specify synthetic vs natural origin in import declaration
• Provide vapor pressure data for proper hazmat shipping
Related Products under HTS 2907.29.90.00
Resorcinol (1,3-Benzenediol)
Resorcinol is a dihydroxybenzene (polyphenol) used in the production of resins, dyes, and pharmaceuticals. It falls under HTS 2907.29.90.00 as a polyphenolic compound that is chemically defined and not specifically provided for elsewhere in heading 2907. This white crystalline solid is a key intermediate in organic synthesis.
Hydroquinone (1,4-Benzenediol)
Hydroquinone is a polyphenol used as a photographic developer, antioxidant, and in skin lightening products. Classified under HTS 2907.29.90.00 as 'other' polyphenols, it features two hydroxyl groups on a benzene ring. This compound requires careful handling due to its oxidizing properties.
Pyrogallol (1,2,3-Benzenetriol)
Pyrogallol is a trihydroxybenzene (polyphenol) used in analytical chemistry, hair dyes, and as a reducing agent. It qualifies for HTS 2907.29.90.00 as a polyphenol not elsewhere specified, distinguished by three phenolic hydroxyl groups. This highly reactive compound requires stabilization for commercial transport.
Phloroglucinol (1,3,5-Benzenetriol)
Phloroglucinol is a symmetrical triphenol used in pharmaceuticals, explosives, and as a reagent for phloroglucinol test. Under HTS 2907.29.90.00 as 'other' polyphenols, it features three hydroxyl groups meta-positioned on benzene. Primarily supplied as dihydrate for stability.
Catechol (1,2-Benzenediol)
Catechol, also known as pyrocatechol, is a dihydric phenol used in photography, dyes, and antioxidants. Classified in HTS 2907.29.90.00 as other polyphenols, it has adjacent hydroxyl groups on benzene ring. Industrial applications include rubber antioxidants and electroplating.
Gallic Acid (3,4,5-Trihydroxybenzoic Acid)
Gallic acid is a trihydroxybenzoic acid polyphenol used in inks, pharmaceuticals, and as antioxidant. Classified under HTS 2907.29.90.00 as polyphenol though technically carboxylic acid; phenolic functions dominate classification. Occurs naturally in plants, commercially synthesized.