What is para-Dichlorobenzene
Analysts Sentiment
Bullish
30.2%
Neutral
40.0%
Bearish
29.8%
What's driving sentiment this week:
Past Week (2026-06-01 to 2026-06-07) — Sentiment: Neutral
No new supply disruptions or capacity changes affected para-Dichlorobenzene availability during the week ending June 7.
Demand remained steady with no major shifts in end-use sectors reported through June 7.
This Week (2026-06-08 to 2026-06-14) — Outlook: Neutral
Prices are expected to hold stable with no significant catalysts impacting para-Dichlorobenzene fundamentals this week.
No major industry events or policy announcements are scheduled for the week of June 8-14 (expected).
A sudden raw material feedstock shortage or regulatory change could quickly push prices in either direction.
Key Market Impact
Current para-Dichlorobenzene trading reflects balanced supply and demand conditions with minimal near-term volatility.
Market participants are likely maintaining cautious positions and waiting for confirmed signals before shifting inventory or pricing strategies.
How About the Price?
Price Trajectory 2020–2025 (Brief Recap)
Phase 1 — Early 2020: Prices showed a mild upward trend, increasing from $250.00 in January 2020 to a peak of $275.00 in August 2020 before a slight decline to $260.00 by December 2020.
Phase 2 — 2021: Prices declined steadily throughout 2021 from $255.00 in January to a low of $228.00 in August, followed by a modest rebound to $245.00 in December.
Phase 3 — 2022: A consistent recovery phase with prices rising steadily from $250.00 in January to $305.00 in December, reflecting a gradual upward trend.
Phase 4 — 2023 to mid-2025: Continued incremental price increases, with values climbing from $310.00 in January 2023 to $450.00 in May 2025, indicating prolonged positive momentum.
Supply-side factors
Demand-side factors
Substitutes & Alternatives
| Substitute | Replacement Scenario / How It Substitutes |
|---|---|
| Naphthalene balls / flakes | Traditional substitute for p-DCB moth repellent and closet deodorizer applications. Naphthalene sublimes similarly and repels moths and insects. However, it is more flammable and has a different odor profile; in many markets p-DCB has itself replaced naphthalene due to lower flammability, but in regions where p-DCB is restricted (e.g., EU consumer products), naphthalene remains an alternative. Requires no reformulation — direct drop-in as a solid block or sachet. |
| Cedar wood / cedar oil products | Natural alternative to p-DCB in moth-repellent and closet-deodorizer applications. Cedar blocks, chips, balls, and cedar-oil-impregnated sachets repel moths through volatile terpene compounds. Considered a non-toxic, environmentally preferred substitute. Drop-in replacement in consumer packaging; no chemical reformulation needed, though efficacy is generally lower and requires more frequent replacement. |
| Lavender and other essential oil sachets | Used as a natural, fragrance-based substitute for p-DCB moth repellents and fabric protectors in consumer markets. Lavender oil (linalool, linalyl acetate) has documented insect-repellent properties. Suitable for direct replacement in sachets and drawer liners; not suitable for urinal/toilet deodorizer applications. Preferred in markets with regulatory restrictions on halogenated aromatics in consumer products. |
| ortho-Dichlorobenzene (o-DCB) | Co-produced isomer that can substitute for p-DCB as a chemical intermediate and industrial solvent in certain synthesis routes. In agrochemical and dye intermediate synthesis where a chlorinated aromatic solvent or reactant is needed, o-DCB can sometimes replace p-DCB. Not a substitute in moth-repellent or PPS resin applications due to different physical properties (liquid at room temperature, different reactivity). Partial substitution in solvent blends. |
| 1,4-Dichloronaphthalene / other chlorinated aromatics | Can substitute for p-DCB as intermediates in specialty chemical synthesis (e.g., certain dye and pigment precursors) where a para-substituted chlorinated aromatic ring system is required. Substitution requires process reformulation and is not a drop-in replacement; used only when p-DCB supply is constrained or specific reactivity profiles are needed. |
| Polyphenylene sulfide (PPS) from alternative routes (e.g., using p-chlorothiophenol) | In the PPS engineering resin market — the largest single end-use for p-DCB — alternative synthetic routes to PPS that do not use p-DCB as a monomer (such as routes based on p-chlorothiophenol or other sulfur-containing monomers) can substitute at the polymer level. This is a process-level substitution requiring significant capital investment and reformulation by the resin producer, not a drop-in replacement. |
| Paradichlorobenzene-free urinal blocks (citrus/enzyme-based) | In sanitary deodorizer and urinal cake applications, enzyme-based, citrus-fragrance, or bio-surfactant blocks have been developed specifically to replace p-DCB due to environmental and health concerns. These are drop-in physical replacements (same block format) but rely on entirely different chemistry (enzymatic odor breakdown and fragrance masking rather than sublimation). Widely adopted in Europe and North America where p-DCB use in sanitary products is restricted or discouraged. |
Regulatory Status
| Region | Regulation / Policy Name | Issuing Authority | Year (enacted or latest revision) | Key Requirement / Threshold | Source |
|---|---|---|---|---|---|
| US | Risk Evaluation for p-Dichlorobenzene | EPA | 2019 (draft risk evaluation released April 2026) | Designated high priority; draft assessment: not likely to cause cancer in humans; non-cancer effects on liver, kidneys, respiratory system, nervous and reproductive systems | https://www.epa.gov/assessing-and-managing-chemicals-under-tsca/risk-evaluation-p-dichlorobenzene |
| EU | REACH Annex XVII restriction on 1,4-dichlorobenzene | ECHA / European Commission | 2014 (amendment to Regulation (EC) No 1907/2006) | Shall not be placed on the market or used as a substance or constituent of mixtures in concentration equal to or greater than 1% by weight for use as air freshener or deodoriser in toilets, homes, offices or other indoor public areas | https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32014R0474 |
| China | Measures for the Environmental Management Registration of New Chemical Substances (MEE Order No. 12) | MEE | 2020 (effective 1 January 2021) | Registration or filing required for new chemical substances prior to manufacture or import; no specific production threshold for existing substances such as chlorobenzene | https://www.mee.gov.cn/xxgk2018/xxgk/xxgk02/202005/t20200507_777913.html |
| US | OSHA PEL | OSHA | current | 75 ppm (450 mg/m³) 8-hour TWA | http://www.osha.gov/chemicaldata/40 |
| US | UN Transport Classification | DOT / UN / IMO | current | UN 3077, Class 9, Packing Group III (environmentally hazardous solid, n.o.s., containing 1,4-dichlorobenzene) | https://www.carlroth.com/medias/SDB-1E73-DE-EN.pdf |
Key Influence Events
Para-dichlorobenzene (p-DCB), also known as 1,4-dichlorobenzene, is an aromatic organochlorine compound with the molecular formula C6H4Cl2, consisting of a benzene ring with chlorine atoms substituted at the 1 and 4 (para) positions. It is a white crystalline solid at room temperature with a strong, characteristic penetrating odor, a melting point of approximately 53°C, and a boiling point of about 174°C. p-DCB is the most commercially important isomer of dichlorobenzene and is widely used as a moth repellent and deodorant block (in urinal cakes and toilet bowl deodorizers), as an intermediate in the synthesis of polyphenylene sulfide (PPS) engineering resin, and as a precursor to 1,4-dichloronitrobenzene and other specialty chemicals. It is sparingly soluble in water but readily soluble in organic solvents, and it sublimes slowly at room temperature, which accounts for its effectiveness as a fumigant and deodorant.
Top Countries Production Capacity
Production Process of para-Dichlorobenzene
Para-dichlorobenzene (p-DCB), also known as 1,4-dichlorobenzene, is an aromatic organochlorine compound with the molecular formula C6H4Cl2, consisting of a benzene ring with chlorine atoms substituted at the 1 and 4 (para) positions. It is a white crystalline solid at room temperature with a strong, characteristic penetrating odor, a melting point of approximately 53°C, and a boiling point of about 174°C. p-DCB is the most commercially important isomer of dichlorobenzene and is widely used as a moth repellent and deodorant block (in urinal cakes and toilet bowl deodorizers), as an intermediate in the synthesis of polyphenylene sulfide (PPS) engineering resin, and as a precursor to 1,4-dichloronitrobenzene and other specialty chemicals. It is sparingly soluble in water but readily soluble in organic solvents, and it sublimes slowly at room temperature, which accounts for its effectiveness as a fumigant and deodorant.
Specs & Grades
| Property | Typical Value / Range | Unit | Grade / Remark |
|---|---|---|---|
| Purity (p-DCB content) | ≥ 99.5 | wt% | Technical / Industrial Grade |
| Purity (p-DCB content) | ≥ 99.8 | wt% | High-Purity / PPS Grade |
| Melting Point | 52.5 – 53.5 | °C | All grades |
| Boiling Point | 173 – 175 | °C | All grades |
| Color (APHA) | ≤ 10 | Hazen | High-Purity Grade |
| Color (APHA) | ≤ 20 | Hazen | Technical Grade |
| o-Dichlorobenzene content | ≤ 0.1 | wt% | Technical Grade |
| o-Dichlorobenzene content | ≤ 0.05 | wt% | High-Purity / PPS Grade |
| Monochlorobenzene content | ≤ 0.05 | wt% | Technical Grade |
| Trichlorobenzene content | ≤ 0.05 | wt% | Technical Grade |
| Water content | ≤ 0.05 | wt% | All grades |
| Density (liquid at 60°C) | 1.24 – 1.25 | g/cm³ | All grades |
| Appearance | White crystalline solid or colorless liquid (molten) | — | All grades |
| Flash Point (closed cup) | 66 | °C | All grades |
Who are the Top Players?
| Company | Headquarters | Key Facilities |
|---|---|---|
| Dow Chemical Company | Midland, Michigan, USA | Freeport, Texas |
| Lanxess AG | Cologne, Germany | Leverkusen, Chempark Leverkusen |
| Kureha Corporation | Tokyo, Japan | |
| Aarti Industries Ltd. | Mumbai, Maharashtra, India | Vapi, Gujarat; Dahej, Gujarat |
| Jiangsu Yangnong Chemical Group Co., Ltd. | Yangzhou, Jiangsu, China | Yangzhou, Jiangsu |
| Yangzhou Haichen Chemical Co., Ltd. | Yangzhou, Jiangsu, China | Yangzhou, Jiangsu |
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