p-Xylene

CAS 106-42-3

U.S. production volumes are classified as confidential business information.

US productionCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Import value, 2024$1.5B

Top sourceSaudi Arabia 37%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

Production is reported production, not a complete census of factories. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

Customs basis: HS 290243 · exact

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

Source Countries

Country of origin for US imports, from Census customs data (2024).

SA 37%Saudi ArabiaKR 23%South KoreaBN 11%BruneiNL 10%NetherlandsTW 8%Taiwan

Canada
China

EPA-registered manufacturers (7)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Indorama Netherlands Bv · NL Netherlands

Shell Plc · GB United Kingdom

Chalmette Refining

ExxonMobil

Indorama Ventures Usa Holdings

Show all 7

Shell Petroleum

Trafigura Trading

Domestic parents -- activity not disclosed (5)

EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.

Crh Americas

Eastman Chemical

Ineos Us Petrochem

Koch Industries

EPA-registered importers (11)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Alfa Sab De Cv · MX Mexico

Ineos · IM Isle of Man

Total Se · FR France

Alpek Polyester Usa

Castleton Commodities International

Show all 11

Eneos Americas

Exxonmobil Product Solutions, A Div Of Exxon Mobil

Ineos Us Chemicals

Mitsubishi Corporation (Americas)

Total Holdings Usa

Tricon International

Why It Matters

Sectors

EnergyConstructionMetals & MiningPlastics & RubberConsumer ProductsCore Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

Used in 8 sectors as 4 functional roles.

•Intermediate in Petrochemical Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product
•Intermediate in Plastics Material and Resin Manufacturing (100%)Processing as a reactant
•Intermediate in OtherProcessing—incorporation into formulation, mixture, or reaction product
•Intermediate in Plastics Product ManufacturingProcessing—incorporation into article
•Intermediate in All Other Basic Organic Chemical Manufacturing (27%)Processing as a reactant
•Fuel agents in Petroleum Refineries (4%)Processing—incorporation into formulation, mixture, or reaction product
•Solvent in Petrochemical Manufacturing (100%)Processing as a reactant
•Intermediate in Petroleum Refineries (100%)Processing as a reactant
•Monomers in Plastics Material and Resin Manufacturing (100%)Processing as a reactant
•Intermediate in Wholesale and Retail Trade (16%)Processing as a reactant
•Monomers in All Other Basic Organic Chemical Manufacturing (100%)Processing as a reactant
•Fuel agents in All other Petroleum and Coal Products Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.49/gA2B Chem LLC (1 week)

CountryUnited States

Pack$244.00 / 500 g

Purity95%

Vendors7 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

6 more vendors

Vendor	Country	$/g	Pack	Purity
AA BLOCKS (1 week)	United States	$2.33	100 g	—
Sigma-Aldrich (Rush Stock)	Germany	$149.16	1 g	—
Sigma-Aldrich	Germany	$149.16	1 g	—
Labotest KG	Germany	$217.80	5000 mg	90%
Otava, Ltd.	Ukraine	$2280.00	50 mg	95%
Otava, Ltd. (2 weeks)	Ukraine	$2724.00	50 mg	95%

Chemical Identity

CAS106-42-3

PubChem CID7809

DTXSIDDTXSID2021868

FormulaC8H10

Mol. Weight106.16 g/mol

SMILESCC1=CC=C(C=C1)C

Data Sources

EPA CompTox (DSSTox) · DTXSID2021868Retrieved 2026-04-06
PubChem · compound 7809Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

p-Xylene (CAS 106-42-3) https://chemicalindependence.com/chemical/106-42-3/ EPA CompTox (DSSTox): DTXSID2021868. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2021868 PubChem: 7809. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/7809 EPA Chemical Data Reporting: 106-42-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 106-42-3. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290243 for CAS 106-42-3. Reporting year: 2024. https://usatrade.census.gov/