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Phthalic anhydride

CAS: 85-44-9

manifests as a colorless to pale yellow liquid, slightly soluble in water. It acts as a basic compound, capable of reacting with acids and is widely utilized in organic synthesis reactions. However, it photosensitive material, requires light-protected storage, therefore store in sealed containers in cool, dry places.

On March 9th, the market price of phthalic anhydride in East China showed an upward trend.

📅 on Mar 09, 2026

On March 9, the price of phthalic anhydride in East China rose, with ortho-xylene method quotes at 8,000-8,500 yuan/ton and naphthalene method at 7,800-8,000 yuan/ton. Factors include Middle East tens...

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On March 9, the phthalic anhydride market in Jiangsu region showed an upward trend.

📅 on Mar 09, 2026

On March 9, phthalic anhydride prices in Jiangsu rose, with ortho-xylene-based material at 8,000-8,500 yuan/ton and naphthalene-based at 7,800-8,000 yuan/ton. Increased plant operations boosted supply...

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Chempricehub Important Reminder: Severe Supply Shortage and Significant Price Surge of Phthalic Anhydride in Changzhou Xinyang

📅 on Mar 09, 2026

On March 9, Changzhou Xinyang's 100,000-ton phthalic anhydride plant operated below 50% capacity with low inventory. The supplier halted price quotes, while actual transaction prices surged significan...

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Chempricehub Important Reminder: Supply of Phthalic Anhydride in Changzhou Xinyang is Tight, Quotation Rises

📅 on Mar 06, 2026

On March 6, Changzhou Xinyang's 100,000-ton phthalic anhydride plant operated below 50% capacity with low inventory, driving a price increase of 200 yuan/ton to 7,150 yuan/ton. Tight supply supports h...

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Chempricehub Important Reminder: Zhenjiang Liancheng Phthalic Anhydride Quotation Increases by 250 Yuan

📅 on Mar 05, 2026

On March 5, Zhenjiang Liancheng Chemical's phthalic anhydride plant (120,000-ton capacity) operated normally. The price rose by 250 yuan/ton to 6,800 yuan/ton, with actual transaction prices also incr...

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Chempricehub Important Reminder: Insufficient Production Capacity at Changzhou Xinyang Phthalic Anhydride Plant Leads to Price Increase

📅 on Mar 05, 2026

On March 5, Changzhou Xinyang's phthalic anhydride plant, with a capacity of 100,000 tons, operated at less than 50% utilization. Low inventory levels led to a price increase of 200 yuan/ton, reaching...

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Chempricehub Important Reminder: Shijiazhuang Bailong Phthalic Anhydride Halts Quotations Due to Tight Inventory

📅 on Mar 05, 2026

On March 5, Shijiazhuang Bailong Chemical's 80,000-ton phthalic anhydride plant is operating normally with limited inventory, prioritizing internal use. External quotations are suspended, and transact...

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Chempricehub Alert: Zhenjiang Liancheng DOP ex-factory price increased by 200 yuan/ton.

📅 on Mar 05, 2026

On March 4, Zhenjiang Liancheng Chemical Industry Co., Ltd. raised its ex-factory price for DOP by 200 yuan/ton to 8,250 yuan/ton, reflecting producer optimism. This increase is attributed to stronger...

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Chempricehub Important Reminder: Maintenance at Tongling Phthalic Anhydride Plant Reduces Supply, Driving Price Increase

📅 on Mar 05, 2026

On March 5, Tongling Chemical Industry Group's 80,000-ton phthalic anhydride capacity saw its naphthalene-based unit under maintenance, reducing supply. The ortho-xylene-based unit operates normally b...

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Chempricehub Alert: The quotation for phthalic anhydride from Tongling Chemical has increased by 100 yuan.

📅 on Mar 04, 2026

On March 4, Tongling Chemical Industry Group reported stable operations for its 8,000-ton phthalic anhydride (PA) unit using the ortho-xylene method, with low inventory and a price increase of 100 yua...

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