Calcium(II) acetylacetonate, commonly designated by chemical procurement professionals as Calcium Acetylacetonate or Calcium Bis(pentane-2,4-dionate), is a metal-organic coordination complex featuring the chemical formula Ca(C5H7O2)2 (CAS Registry Number: 19372-44-2). Structurally, it consists of a central calcium ion (Ca2+) coordinated to two bidentate acetylacetonate ligands forming a stable chelate ring.
As global environmental regulations accelerate the phase-out of toxic heavy-metal heat stabilizers (specifically toxic lead, cadmium, and organotin compounds) in polymer processing, Calcium(II) acetylacetonate has emerged as an essential, non-toxic, eco-friendly co-stabilizer. Beyond plastics processing, its structural thermal stability, sol-gel reactivity, and coordination capacity render it an indispensable catalyst in organic synthesis, resin crosslinking, glass surface treatment, and electronic film coating.
| IUPAC Name | Calcium bis(4-oxopent-2-en-2-olate) |
| CAS Registry No. | 19372-44-2 |
| EINECS / EC No. | 243-001-3 |
| Molecular Formula | C10H14CaO4 |
| Molecular Weight | 238.29 g/mol |
| Appearance | White to light yellow crystalline powder |
| Decomposition Temp. | > 270 °C |
| Solubility | Slightly soluble in water, soluble in hot ethanol, methanol, acetylacetone |
Global procurement teams must evaluate batch consistency based on verified physical characteristics. Below are the structural technical benchmarks guaranteed by JIMPOCHEM CO., LTD:
| Parameter / Specification | Standard Industrial Grade | High-Purity Catalyst Grade | Test Method Standard |
|---|---|---|---|
| Assay (Purity as Ca(acac)₂) | ≥ 98.5% | ≥ 99.5% | Complexometric Titration / HPLC |
| Calcium (Ca) Content | 16.2% - 16.8% | 16.5% - 16.9% | ICP-OES / AAS |
| Loss on Drying (105°C, 2h) | ≤ 1.5% | ≤ 0.5% | Gravimetric Analysis |
| Free Acetylacetone (Hacac) | ≤ 0.5% | ≤ 0.1% | Gas Chromatography (GC) |
| Heavy Metal Impurities (as Pb) | ≤ 10 ppm | ≤ 2 ppm | Atomic Absorption Spectrometry |
| Iron (Fe) Content | ≤ 20 ppm | ≤ 5 ppm | Spectrophotometry |
| Particle Size Distribution | 98% through 200 Mesh | 99.5% through 325 Mesh | Laser Diffraction (Malvern) |
Analysis of market drivers, regulatory shifts toward non-toxic additives, and global sourcing patterns for Calcium(II) acetylacetonate.
Global environmental mandates, including EU REACH restrictions on toxic organotin and lead compounds in PVC applications, have forced a permanent industry migration toward Calcium-Zinc (Ca/Zn) thermal stabilization systems. Calcium(II) acetylacetonate serves as an exceptional synergistic donor, dramatically enhancing initial color preservation and long-term thermal stability in unplasticized PVC (PVC-U) and flexible PVC formulations.
The global demand for high-purity Calcium acetylacetonate is projected to grow at a CAGR of 6.8% over the next decade. Major demand nodes include medical-grade PVC tubing, blood bags, automotive interior trims, low-VOC cable insulation, and eco-friendly architectural window profiles where stringent heavy metal and emission standards apply.
Beyond PVC stabilizers, chemical manufacturers increasingly employ Calcium acetylacetonate as a metal precursor for sol-gel thin-film deposition, acrylate polymerization catalysts, transesterification reactions in biodiesel production, and high-performance crosslinking in structural polyurethane adhesives.
Understanding how Calcium(II) acetylacetonate functions at a molecular level across diverse chemical processing disciplines.
During thermal processing of Polyvinyl Chloride (PVC) at 180°C–210°C, dehydrochlorination releases HCl, initiating autocatalytic degradation and severe discoloration. Calcium acetylacetonate acts as a potent HCl scavenger andallylic chloride ligand replacer. Works in synergy with Zinc Acetylacetonate (Zn(acac)₂) and Dibenzoylmethane (DBM) to prevent "zinc burning" (sudden rapid degradation) and retain crystal clarity.
In polyurethane (PU) formulation and epoxy resin systems, Calcium acetylacetonate operates as an environmentally safe Lewis acid catalyst. Accelerates the reaction between polyols and isocyanates without emitting amine odor or causing residual metal toxicity. Widely utilized in structural adhesives, automotive sealants, and elastomeric industrial coatings.
Utilized as a metal oxide precursor in chemical vapor deposition (CVD) and sol-gel processing. Upon thermal decomposition on hot glass surfaces or silicon substrates, it forms uniform, highly transparent Calcium Oxide (CaO) or multi-metal oxide films that enhance scratch resistance, anti-reflection, and optical conductivity in glass panel manufacturing.
Functions as a specialized promoter for crosslinking halogenated rubbers (such as Chloroprene and Chlorosulfonated Polyethylene). Enhances heat resistance, tensile strength, and compression set properties while eliminating toxic lead-based vulcanization accelerators in industrial hose and belt compounding.
As chemical procurement shifts toward cost-optimization without compromising structural quality, China's advanced chemical manufacturing infrastructure provides unparalleled economic and technical benefits. Located in the premier Chemical Industry Park of Jinan City, Shandong Province, JIMPOCHEM CO., LTD operates at the forefront of high-end fine chemical manufacturing.
Our strategic placement within Shandong's chemical hub allows direct pipeline access to key precursors, acetylacetone and high-grade calcium carbonate/hydrated lime. This upstream integration insulates international buyers from volatile raw material spot-market price spikes.
By shifting from conventional batch synthesis to fully automated, closed-loop continuous reaction systems, JIMPOCHEM achieves exceptional batch-to-batch reproducibility. Free acetylacetone residue is strictly controlled below 0.1%, preventing odor and volatilization issues during customer compounding.
Our 500+ acre facility features advanced wastewater recycling and regenerative thermal oxidizers (RTO) for VOC containment, ensuring compliance with strict environmental standards and guaranteeing unhindered continuous production during regulatory inspections.
Mitigating procurement risks through rigorous multi-tier testing, standardized packaging, and global export compliance.
Calcium(II) acetylacetonate is hygroscopic in raw powder form. We utilize heavy-duty air-tight packaging to prevent moisture absorption and caking during maritime transport:
Every commercial lot undergoes comprehensive quality assurance testing prior to dispatch. Certificates of Analysis (COA) are issued per batch detailing:
With strategic export access through Qingdao, Shanghai, and Tianjin ports, JIMPOCHEM manages comprehensive shipping logistics, including:
Designated Chemical Service Provider | Quality Leads The Future
JIMPOCHEM CO., LTD was established in 2010 and is headquartered in the Chemical Industry Park of Jinan City, Shandong Province. The company covers an area of over 500 acres and is a professional chemical raw material manufacturer that integrates research and development, production, sales, and technical services. Its core focus is on high-end fine chemicals and cosmetic raw materials. We have obtained multiple product related certifications, including ISO quality system certification and environmental management system certification, and are committed to providing high-quality chemical products and one-stop procurement service solutions to global customers.
Our core team comprises experts with over 10 years of experience in the chemical industry. This enables us not only to provide professional products but also to offer solutions in product development, formula optimization, and supply chain management, meeting the personalized needs of diverse clients. We provide high-quality products and services, and our products are exported to over 200 countries and regions in Europe, America, Southeast Asia, the Middle East, and Oceania, serving more than 5,000 international companies. We have also established long-term strategic partnerships with many internationally renowned chemical companies, becoming a trusted "designated chemical service provider" for numerous clients.
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