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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.

ChemPriceHub Key Alert: Tongling Chemical's Phthalic Anhydride Quotation Surges Significantly

📅 on Jan 12, 2026

On January 12, Tongling Chemical Industry Group's 80,000-ton phthalic anhydride capacity saw normal operation of ortho-xylene-based units, while naphthalene-based units halted temporarily for maintena...

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ChemPriceHub Important Notice: The phthalic anhydride quotation in Changzhou Xinyang has increased by 150 yuan/ton.

📅 on Jan 12, 2026

On Jan 12, Changzhou Xinyang's 100,000-ton phthalic anhydride plant operated below 50% capacity with low inventory. The price rose by 150 yuan/ton to 6,250 yuan/ton. Tight supply due to reduced output...

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ChemPriceHub Important Reminder: Phthalic Anhydride Quotation Rises, Inventory at Low Levels

📅 on Jan 12, 2026

On January 12, Shijiazhuang Bailong Chemical's 80,000-ton phthalic anhydride plant operated normally with low inventory, mainly for self-use. The quoted price rose by 200 yuan/ton to 6,300 yuan/ton. P...

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ChemPriceHub Alert: Zhenjiang Liancheng Phthalic Anhydride Price Increases by 250 Yuan

📅 on Jan 12, 2026

On January 12, Zhenjiang Liancheng Chemical's phthalic anhydride price rose by 250 yuan/ton to 6,350 yuan/ton, with normal plant operations. This indicates stronger demand or tighter supply, supportin...

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Rising raw material costs lead to a significant increase in phthalic anhydride prices this week.

📅 on Jan 12, 2026

The price of phthalic anhydride rose sharply this week, reaching 6,283.33 yuan/ton by January 12, up 5.31% from early January. The increase was driven by rising raw material costs and reduced producti...

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ChemPriceHub Important Reminder: Tongling Phthalic Anhydride Quotation Rises, Supply Tightens

📅 on Jan 08, 2026

On January 8, Tongling Chemical Industry Group's 80,000-ton PA capacity saw normal operation of ortho-PA units while naphthalene-PA units underwent temporary maintenance. With low inventory, ortho-PA ...

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Chempricehub Alert: Tight Supply of Phthalic Anhydride in Changzhou Xinyang Drives Price Increase

📅 on Jan 07, 2026

On January 7, Changzhou Xinyang's phthalic anhydride plant, with a capacity of 100,000 tons, operated at less than 50% utilization, with low inventory. The price rose by 50 yuan/ton to 6,100 yuan/ton,...

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On January 7, the phthalic anhydride market in Shandong region exhibited a strong consolidation trend.

📅 on Jan 07, 2026

On January 7, the phthalic anhydride market in Shandong showed strong consolidation. Prices for o-xylene-based products were mainly negotiated at 5,900–6,150 yuan/ton, while naphthalene-based product...

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On January 7, the phthalic anhydride market in Jiangsu region showed a strong and stable trend.

📅 on Jan 07, 2026

On January 7, the phthalic anhydride market in Jiangsu remained firm, with ortho-xylene-based products priced at 5,900-6,150 yuan/ton and naphthalene-based products at 5,600-5,850 yuan/ton. Reduced pl...

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ChemPriceHub Alert: Supply Tightness and Price Increase for Phthalic Anhydride from Changzhou Xinyang

📅 on Jan 07, 2026

On January 7, Changzhou Xinyang's phthalic anhydride plant (100,000-ton capacity) operated at below 50%, with low inventory. The price rose by 50 yuan/ton to 6,100 yuan/ton. Reduced supply and low sto...

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