The Global 1,1-Carbonyldiimidazole (CAS 530-62-1) Market was valued at USD 85.4 Million in 2025 and is projected to reach USD 148.6 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 6.4% during the forecast period (2026–2034). This growth is being driven by rising demand from the pharmaceutical industry, expanding peptide therapeutics pipelines, and the accelerating adoption of CDI (1,1-Carbonyldiimidazole) as a green coupling reagent across pharmaceutical synthesis, bioconjugation chemistry, and specialty chemical manufacturing.

As the specialty chemicals industry transforms toward cleaner, more efficient synthetic processes and sustainable reagent selection, the spotlight is on the key suppliers who are driving innovation, purity standards, and supply chain reliability. In this blog, we profile the Top 10 Companies in the 1,1-Carbonyldiimidazole (CDI) Industry—a mix of global fine chemical producers, pharmaceutical reagent specialists, and emerging Asian manufacturers shaping the future of this critical coupling reagent market.

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🕀 1. MilliporeSigma (Merck KGaA)

Headquarters: Darmstadt, Germany / Burlington, Massachusetts, USA
Key Offering: Pharmaceutical-grade CDI, Reagent-grade CDI, GMP-compliant CDI

MilliporeSigma, the life science business of Merck KGaA, is one of the world’s most recognized suppliers of 1,1-Carbonyldiimidazole. Operating under the Sigma-Aldrich brand heritage, the company supplies CDI across research, pharmaceutical, and industrial segments globally. Their extensive distribution infrastructure and rigorous quality control protocols make them a first-choice supplier for pharmaceutical API manufacturers and academic research institutions alike.

Key Strengths:

• Broad CDI product portfolio covering multiple purity grades and pack sizes

• Global regulatory documentation support including Certificates of Analysis and compliance with cGMP guidelines

• Extensive global distribution network serving over 160 countries

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️ 2. TCI Chemicals (Tokyo Chemical Industry Co., Ltd.)

Headquarters: Tokyo, Japan
Key Offering: High-purity CDI for pharmaceutical and research applications

TCI Chemicals is a well-established Japanese fine chemical manufacturer with a strong international presence across Asia, Europe, and North America. The company supplies CDI predominantly to pharmaceutical synthesis and academic research sectors, offering the compound in multiple purity specifications. TCI’s reputation for consistent quality and reliable delivery cycles has made it a trusted partner for university research laboratories and pharmaceutical process chemistry teams.

Key Strengths:

• Long-standing expertise in fine and specialty chemical production

• Competitive pricing for research-grade and reagent-grade CDI

• Strong customer support and technical documentation capabilities

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₿ 3. Thermo Fisher Scientific (Alfa Aesar)

Headquarters: Waltham, Massachusetts, USA
Key Offering: CDI in multiple grades and pack sizes for laboratory and industrial use

Thermo Fisher Scientific, through its Alfa Aesar brand, is a significant contributor to the global CDI supply landscape. Alfa Aesar has a decades-long history of supplying fine chemicals, metals, and research chemicals to pharmaceutical, academic, and industrial customers worldwide. Their CDI offering spans laboratory-scale gram quantities to larger bulk configurations, making them versatile partners for both discovery-phase and manufacturing-scale applications.

Key Strengths:

• Backed by Thermo Fisher’s world-class quality assurance infrastructure

• Broad product catalog with robust analytical characterization data

• Strong presence in North America and Europe with established distribution channels

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4. Oakwood Chemical

Headquarters: Estill, South Carolina, USA
Key Offering: CDI and specialty reagents for pharmaceutical and research applications

Oakwood Chemical is a U.S.-based specialty chemical supplier known for its diverse catalog of building blocks, coupling reagents, and fine chemicals. The company supplies CDI to pharmaceutical, biotechnology, and research customers, with a focus on rapid order fulfillment and reliable product availability. Oakwood’s customer-centric approach and domestic U.S. manufacturing capabilities position it well to serve North American pharmaceutical and CRO clients seeking dependable reagent supply.

Key Strengths:

• Responsive domestic supply chain serving U.S.-based pharmaceutical and research buyers

• Competitive pricing for small-to-mid volume CDI procurement

• Wide specialty chemicals catalog complementing CDI offerings

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1,1-Carbonyldiimidazole (CAS 530-62-1) Market – View in Detailed Research Report

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5. Acros Organics (Part of Thermo Fisher Scientific)

Headquarters: Geel, Belgium / Part of Thermo Fisher Scientific, USA
Key Offering: CDI for organic synthesis and pharmaceutical research

Acros Organics, operating as part of Thermo Fisher Scientific’s portfolio of laboratory chemical brands, has long been a supplier of CDI to European and global research markets. The brand is particularly recognized in academic and pharmaceutical research circles for its high-quality organic synthesis reagents. Acros Organics brings European manufacturing heritage to its CDI supply, meeting the quality expectations of pharmaceutical customers operating under EU regulatory frameworks.

Key Strengths:

• Strong European market presence with well-established brand recognition

• Reliable supply of CDI for laboratory and small-scale synthesis applications

• Integration with Thermo Fisher’s logistics and quality infrastructure enhances supply chain reliability

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6. Carbosynth Limited

Headquarters: Compton, Berkshire, United Kingdom
Key Offering: CDI and specialty biochemicals for pharmaceutical and biotech applications

Carbosynth Limited is a UK-based specialty chemical company with a strong focus on biochemicals, nucleosides, carbohydrates, and coupling reagents including CDI. The company serves pharmaceutical, biotechnology, and academic customers globally, with a particular emphasis on custom synthesis capabilities. Carbosynth’s agility in handling custom orders and its technically qualified team make it well positioned to support CDI demand from CDMOs and innovator pharmaceutical companies.

Key Strengths:

• Custom synthesis capabilities complementing standard CDI supply

• Strong relationships with global pharmaceutical and biotech customers

• Competitive lead times for specialty chemical orders

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7. Hangzhou Hairui Chemical Co., Ltd.

Headquarters: Hangzhou, Zhejiang, China
Key Offering: CDI for bulk industrial and pharmaceutical intermediate applications

Hangzhou Hairui Chemical is a Chinese fine chemical manufacturer that has developed a growing presence in the CDI market, targeting both domestic demand and export to international pharmaceutical and specialty chemical customers. The company offers CDI at competitive price points, making it an attractive sourcing option for buyers in Asia-Pacific and for international customers seeking cost-efficient bulk supply. Hangzhou Hairui has invested in quality control systems to meet the expectations of regulated pharmaceutical customers, progressively elevating the standards of Chinese CDI production.

Key Strengths:

• Cost-competitive CDI production targeting bulk industrial and pharmaceutical intermediate markets

• Growing export capabilities serving international buyers in Asia-Pacific, Europe, and North America

• Ongoing investments in quality management and analytical testing infrastructure

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8. Shanghai Synchem Pharma Co., Ltd.

Headquarters: Shanghai, China
Key Offering: CDI and pharmaceutical building blocks for API and peptide synthesis

Shanghai Synchem Pharma is a Chinese specialty chemical and pharmaceutical intermediate manufacturer that supplies CDI to both domestic and international markets. The company has positioned itself as a reliable source of CDI for pharmaceutical intermediate and API synthesis applications, backed by in-house analytical capabilities and quality documentation. Synchem’s proximity to China’s large and rapidly expanding pharmaceutical manufacturing base gives it a natural demand advantage, while its export activities extend its market reach to European and North American customers seeking alternative sourcing options.

Key Strengths:

• Strategic location within China’s pharmaceutical manufacturing hub

• Pharmaceutical-focused product portfolio including CDI and related coupling reagents

• Competitive pricing with improving quality documentation capabilities for export markets

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1,1-Carbonyldiimidazole (CAS 530-62-1) Market – View in Detailed Research Report

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9. Fluorochem Ltd.

Headquarters: Hadfield, Derbyshire, United Kingdom
Key Offering: CDI and specialty organic reagents for pharmaceutical and research use

Fluorochem is a UK-based fine chemical supplier with an extensive catalog of building blocks, reagents, and specialty chemicals including CDI. The company serves pharmaceutical research, medicinal chemistry, and academic customers across the United Kingdom and internationally. Fluorochem’s strength lies in its broad product availability, quick dispatch capabilities, and technically knowledgeable customer service team, making it a practical procurement partner for laboratory-scale CDI requirements in the European market.

Key Strengths:

• Broad catalog of specialty organic reagents with CDI as a key offering

• Reliable supply chain for UK and European pharmaceutical and research customers

• Competitive pricing and efficient order fulfillment for small and mid-scale quantities

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10. AK Scientific, Inc. (AKSCI)

Headquarters: Union City, California, USA
Key Offering: CDI and specialty reagents for drug discovery and pharmaceutical research

AK Scientific is a U.S.-based specialty chemical company serving the pharmaceutical, biotechnology, and academic research sectors. The company supplies CDI as part of a broader portfolio of coupling reagents and synthetic building blocks. AKSCI is particularly well-regarded among CROs and drug discovery organizations in North America that require reliable, quality-documented reagents for medicinal chemistry and process development work. The company’s focus on customer service and technical responsiveness distinguishes it in the competitive U.S. specialty reagent supply market.

Key Strengths:

• Strong focus on serving pharmaceutical and drug discovery customers in North America

• Quality-documented CDI supply with responsive technical support

• Broad specialty chemicals portfolio that complements CDI offerings for process chemistry applications

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🌍 Outlook: The Future of the CDI Market Is Innovation-Driven and Pharma-Led

The 1,1-Carbonyldiimidazole market is undergoing a meaningful evolution. While pharmaceutical API synthesis and peptide coupling remain the dominant demand drivers, the industry is witnessing expanding adoption of CDI in bioconjugation chemistry, drug delivery biomaterials, and green process chemistry frameworks that favor reagents with cleaner byproduct profiles.

📈 Key Trends Shaping the Market:

• Rapid growth in the global peptide therapeutics pipeline driving sustained CDI demand across CDMOs and API manufacturers

• Increasing preference for pharmaceutical-grade and GMP-compliant CDI as regulatory scrutiny of reagent quality intensifies

• Expansion of Asia-Pacific production capacity in China and India creating more competitive and diversified supply options

• Growing adoption of CDI in biomaterial science, drug delivery systems, and antibody-drug conjugate (ADC) linker chemistry

• Green chemistry initiatives driving substitution of hazardous acylating agents with CDI in both pharmaceutical and specialty chemical manufacturing

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1,1-Carbonyldiimidazole (CAS 530-62-1) Market – View in Detailed Research Report

The companies profiled above are not only supplying a critical chemical reagent—they’re enabling the next generation of pharmaceutical innovation, from peptide-based therapeutics and targeted drug delivery to greener, more sustainable synthetic chemistry across global fine chemical industries.