p-Cymene (4-Isopropyltoluene)
p-Cymene is a naturally occurring alkylbenzene with both methyl and isopropyl groups on the benzene ring, used in fragrance synthesis and polymer production. Classified under HTS 2902.90.30 as a polyalkylbenzene fitting chapter criteria for pure organic compounds. Its structure qualifies it specifically within this alkylbenzene subheading.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If incorporated into consumer fragrance formulations
Mixtures containing odoriferous substances for retail become Chapter 33 products.
If for ortho- or meta- cymene isomers
Only para-cymene specifically named; other isomers may fall under residual cyclic hydrocarbons.
If imported as light oil fraction from coal tar
Aromatic mixtures from mineral sources classify under Chapter 27 petroleum oils.
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Import Tips & Compliance
• Provide GC-MS analysis confirming >98% purity to maintain Chapter 29 classification
• Label as UN 2046 flammable liquid; use steel drums compliant with DOT/UN specifications
• Document end-use as chemical intermediate to avoid reclassification as finished fragrance component
Related Products under HTS 2902.90.30
Cumene (Isopropylbenzene)
Cumene is an alkylbenzene consisting of a benzene ring with an isopropyl group attached, used primarily as an intermediate in phenol and acetone production. It falls under HTS 2902.90.30 as a chemically defined cyclic hydrocarbon with an alkyl substituent. This classification applies to pure alkylbenzenes meeting chapter 29 criteria for separate organic compounds.
n-Butylbenzene
n-Butylbenzene features a straight-chain butyl group attached to benzene, serving as an intermediate for surfactants and plasticizers. It qualifies under HTS 2902.90.30 as a chemically defined alkylbenzene per Chapter 29 note (a). The pure compound status distinguishes it from mixtures.
Diisopropylbenzene
Diisopropylbenzene contains two isopropyl groups on the benzene ring, used in resin and specialty chemical manufacturing. As a polyalkylbenzene, it precisely matches HTS 2902.90.30 criteria for cyclic hydrocarbons with multiple alkyl substituents. Chapter notes confirm applicability to pure isomers.
1,4-Diethylbenzene
1,4-Diethylbenzene is a symmetric polyalkylbenzene used in high-performance polymer production like polyethylene naphthalate. It falls under HTS 2902.90.30 as a pure dialkyl-substituted cyclic hydrocarbon. The para configuration distinguishes its chemical properties for specific syntheses.
sec-Butylbenzene
sec-Butylbenzene has a secondary butyl group on the benzene ring, serving as precursor for styrene derivatives. Classified in HTS 2902.90.30 as an alkylbenzene isomer meeting purity standards of Chapter 29. Its branched structure provides specific reactivity profiles.
1,3,5-Trimethylbenzene (Mesitylene)
Mesitylene is a symmetrical trialkylbenzene used as solvent and pyrotechnic fuel. It qualifies under HTS 2902.90.30 as a polyalkylbenzene per the exact subheading description. High symmetry gives unique solvency properties.