The Global Isoamylene Market Size was estimated at USD 218.19 million in 2023 and is projected to reach USD 321.97 million by 2029, exhibiting a Compound Annual Growth Rate (CAGR) of 6.70% during the forecast period (2024–2029). This robust growth is primarily driven by escalating demand from the pesticide, flavor and fragrance, and polymer industries, alongside advancements in specialty chemical applications.

As a critical intermediate in the chemical value chain, isoamylene’s role in manufacturing high-value products is increasingly vital. The market’s expansion is underpinned by the strategic moves of key global producers. In this blog, we profile the Top 10 Companies in the Isoamylene Industry—a group of chemical giants and specialized manufacturers shaping the supply and innovation landscape.

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🔟 1. Chevron Phillips Chemical Company

Headquarters: The Woodlands, Texas, USA
Key Offering: High-purity Isoamylene (2-methyl-2-butene)

Chevron Phillips Chemical is a leading global producer of petrochemicals and one of the major suppliers of high-purity isoamylene. Their production leverages integrated refinery and chemical operations, ensuring a reliable supply of C5 streams for isoamylene extraction. The company serves a diverse customer base in the chemical synthesis sector.

Strategic Initiatives:

• Investment in feedstock optimization and process efficiency

• Strong focus on safety and environmental stewardship in operations

• Global distribution network supporting chemical intermediates

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9️⃣ 2. INEOS Oligomers

Headquarters: Rolle, Switzerland
Key Offering: High-grade Isoamylene, Dimatec™ process technology

INEOS Oligomers, part of the INEOS Group, is a prominent player in the C4 and C5 chemicals space. They are known for their high-quality isoamylene and butyl rubber-grade feedstocks. Their technological expertise, particularly in separation processes, positions them as a key supplier to the polymer and specialty chemicals markets.

Strategic Initiatives:

• Continuous process innovation for higher purity yields

• Strategic partnerships with downstream chemical manufacturers

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8️⃣ 3. Zibo Liantan Chemical Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: Common Isoamylene, High-grade Isoamylene

Zibo Liantan Chemical is a significant Chinese manufacturer specializing in C5 hydrocarbon derivatives, including isoamylene. The company has carved a strong position in the Asia-Pacific market, supplying raw materials for pesticides, fragrances, and resin production. Their cost-effective production capabilities make them a competitive supplier.

Strategic Initiatives:

• Expansion of production capacity to meet regional demand

• Focus on serving the growing domestic agrochemical industry

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7️⃣ 4. Sinopec Shanghai Petrochemical Co., Ltd.

Headquarters: Shanghai, China
Key Offering: Isoamylene mixtures, C5 separation products

As a subsidiary of the Sinopec Group, Shanghai Petrochemical is one of China’s largest integrated petrochemical complexes. The company produces isoamylene as part of its extensive C5 separation stream. Its integrated operations provide a stable supply chain for various industrial applications across the region.

Strategic Initiatives:

• Vertical integration from crude oil to specialty chemicals

• Investment in R&D for new applications of C5 derivatives

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6️⃣ 5. Jinhai Chenguang Biotechnology Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: Isoamylene for fine chemicals

Jinhai Chenguang focuses on the deep processing of C5 hydrocarbons, producing isoamylene tailored for fine chemical synthesis. The company supplies intermediates for the production of pharmaceuticals, flavors, and advanced materials, emphasizing product purity and consistency.

Strategic Initiatives:

• Specialization in high-value fine chemical intermediates

• Development of customized isoamylene grades for specific applications

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5️⃣ 6. Lanzhou Petrochemicals (CNPC)

Headquarters: Lanzhou, Gansu, China
Key Offering: Isoamylene, C5 Aliphatic Hydrocarbons

Lanzhou Petrochemicals, a subsidiary of China National Petroleum Corporation (CNPC), is a major petrochemical producer in Western China. The company’s operations include the extraction and purification of isoamylene from refinery streams, supplying the domestic market for industrial and chemical uses.

Strategic Initiatives:

• Strategic location serving central and western Chinese markets

• Focus on improving separation technology for better resource utilization

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4️⃣ 7. Ningbo Jinhai Chenguang Chemical Co., Ltd.

Headquarters: Ningbo, Zhejiang, China
Key Offering: High-purity Isoamylene, Isopentane

This company is another key Chinese manufacturer with expertise in C5 hydrocarbon separation. Ningbo Jinhai Chenguang Chemical produces high-purity isoamylene used in the synthesis of antioxidants, fragrances, and other specialty chemicals, leveraging its proximity to major port facilities for distribution.

Strategic Initiatives:

• Leveraging port logistics for efficient export operations

• Quality-focused production for international market standards

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Global Isoamylene Market – View in Detailed Research Report

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3️⃣ 8. Formosa Chemicals & Fibre Corporation (FCFC)

Headquarters: Taipei, Taiwan
Key Offering: Petrochemical intermediates, including C5 streams

Formosa Chemicals & Fibre Corporation, part of the Formosa Plastics Group, is a diversified chemical producer with operations that include the processing of C5 hydrocarbons. While not a pure-play isoamylene producer, its integrated petrochemical complexes yield isoamylene as a valuable by-product for merchant markets.

Strategic Initiatives:

• Integrated petrochemical complex ensuring feedstock stability

• Strategic focus on value-added chemical derivatives

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2️⃣ 9. Puyang Shenghuade Chemical Co., Ltd.

Headquarters: Puyang, Henan, China
Key Offering: Isoamylene, Isopentene

Puyang Shenghuade Chemical is a specialized manufacturer of C5 hydrocarbon products in central China. The company produces isoamylene for use in agricultural chemicals and synthetic rubber, serving both domestic and international customers with competitive pricing and reliable quality.

Strategic Initiatives:

• Expansion of product portfolio within the C5 value chain

• Strengthening distribution channels in Southeast Asia

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1️⃣ 10. Maruzen Petrochemical Co., Ltd. (Part of Maruzen Chemical)

Headquarters: Tokyo, Japan
Key Offering: High-purity chemical intermediates, Isoamylene

Maruzen Petrochemical, with its strong technological foundation, is a key supplier of high-purity petrochemical intermediates in Japan. The company produces isoamylene for demanding applications in the electronics and fine chemical industries, emphasizing quality and technical support.

Strategic Initiatives:

• Focus on high-purity grades for advanced manufacturing

• R&D driven approach to develop new application markets

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Global Isoamylene Market – View in Detailed Research Report

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🌍 Outlook: The Future of Isoamylene Market Is Driven by Specialty Applications

The isoamylene market is experiencing a significant shift from being a basic chemical intermediate to a critical component in high-value specialty chemicals. While demand from traditional sectors like pesticides remains strong, the growth frontier is in advanced applications such as polymer antioxidants and sophisticated fragrance compounds.

📈 Key Trends Shaping the Market:

• Increasing demand for high-purity isoamylene in pharmaceutical intermediates

• Growth in the polymer industry driving consumption for antioxidant production

• Technological advancements in C5 separation and purification processes

• Asia-Pacific region emerging as both the largest producer and consumer

Get Full Report Here:
Global Isoamylene Market – View in Detailed Research Report

The companies profiled above are not only supplying a crucial chemical building block—they are enabling innovation across multiple industries, from agriculture to advanced materials.