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Phenols; phenol-alcohols. > Polyphenols; phenol-alcohols: > Other > Other
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Subheadings
Products classified under Tariff item 2907.29
1-Naphthol
1-Naphthol is a monohydric phenol derived from naphthalene, featuring a hydroxyl group on one ring. It is a chemically defined organic compound used primarily as an intermediate in the production of azo dyes and pesticides, falling under the polyphenols; phenol-alcohols heading as 'Other'.
2907.29.002-Naphthol
2-Naphthol (β-naphthol) is a monohydric naphthol with a hydroxyl group on the second carbon of the naphthalene ring. It is a chemically defined organic compound used as a key intermediate for azo dyes, rubber antioxidants, and pharmaceuticals, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.002-Phenylethanol
2-Phenylethanol is a phenol-alcohol consisting of a phenyl ring attached to an ethanol chain, making it a chemically defined organic compound. It is widely used as a fragrance in perfumes and as a rose oil substitute, and falls under the 'Other' polyphenols; phenol-alcohols subheading due to its phenolic and alcoholic hydroxyl groups.
2907.29.004,4'-Biphenol (CAS 92-88-6)
4,4'-Biphenol is a polyphenolic compound consisting of two hydroxyphenyl groups linked by a biphenyl bond. It is a chemically defined organic compound used primarily in polymer production, antioxidants, and liquid crystal materials, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.004,4'-Biphenol Technical Grade Powder
Technical grade 4,4'-Biphenol powder (98-99% purity) is a chemically defined polyphenol used in antioxidant formulations and liquid crystal production. It is a separate chemically defined organic compound, falling under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.004,4'-Dihydroxybiphenyl Crystals
4,4'-Dihydroxybiphenyl, also known as 4,4'-Biphenol, is a chemically defined bis-phenol with two hydroxyl groups on a biphenyl structure. It is used in epoxy resin hardeners and polymer production, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.004-Methoxyphenol (Methoxyhydroquinone)
4-Methoxyphenol, also known as mequinol, is a phenol-alcohol with methoxy and hydroxy substituents on a benzene ring. It is a chemically defined organic compound used in polymerization inhibitors and skin depigmentation treatments, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00Carvacrol
Carvacrol (5-isopropyl-2-methylphenol) is a monoterpenoid phenol-alcohol with antimicrobial properties. It is a chemically defined organic compound used in disinfectants, food preservatives, and natural flavorings, falling under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00Guaiacol
Guaiacol (2-methoxyphenol) is a phenol-alcohol with a hydroxyl and a methoxy group on a benzene ring. It is a chemically defined organic compound used as an expectorant, flavoring agent, and in resin production, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00High-Purity 4,4'-Biphenol Flakes
High-purity 4,4'-Biphenol in flake form (>99.5% purity) is a key polyphenol monomer for advanced polymer production, including polycarbonate resins and flame retardants. It is a chemically defined organic compound, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00Hydroquinone
Hydroquinone (1,4-benzenediol) is a dihydric phenol with two hydroxyl groups on a benzene ring. It is a chemically defined organic compound used in photographic developers, antioxidants, and skin lightening products, falling under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00p-Ethylphenol
p-Ethylphenol (4-ethylphenol) is an alkyl-substituted phenol-alcohol with an ethyl group and a hydroxyl group on a benzene ring. It is a chemically defined organic compound used as an industrial intermediate for resins, pharmaceuticals, and fragrances, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00Resorcinol Monohydrate
Resorcinol monohydrate is a dihydric phenol (1,3-benzenediol) with a water molecule of hydration. It is a chemically defined organic compound used in dyes, pharmaceuticals, and adhesives, falling under the 'Other' polyphenols; phenol-alcohols subheading due to its dual hydroxyl functionality.
2907.29.00Thymol
Thymol (2-isopropyl-5-methylphenol) is a monoterpenoid phenol-alcohol with antimicrobial properties. It is a chemically defined organic compound used as a natural antiseptic in mouthwashes, pharmaceuticals, and food preservation, classified under the 'Other' polyphenols; phenol-alcohols subheading.
2907.29.00Tyrosol
Tyrosol (4-hydroxyphenethyl alcohol) is a naturally occurring phenol-alcohol with both phenolic and alcoholic hydroxyl groups. It is a chemically defined organic compound found in olive oil, used in antioxidants and pharmaceuticals, falling under the 'Other' polyphenols; phenol-alcohols subheading.