Maleic Acid
We are a manufacturer based in China. We specialize in providing high-quality Maleic Acid for industrial clients across various sectors. Whether you need chemicals consultation or technical support, our team is here to help.
Category：Food Additives Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Basic Information
| Parameter | Details |
|---|---|
| CAS Number | 110-16-7 |
| Synonyms | Cis-butenedioic acid, Maleinic acid |
| Chemical Formula | C₄H₄O₄ |
| Molecular Weight | 116.07 g/mol |
| Physical State | Colorless crystalline solid (monoclinic) |
| Density | 1.59 g/cm³ (20°C) |
| Melting Point | 130–135°C |
| Boiling Point | 275°C |
| Solubility | Soluble in water, ethanol, acetone; slightly soluble in benzene; insoluble in chloroform, trichloromethane |
Applications
| Industry | Uses |
|---|---|
| Chemical Production | Unsaturated polyester resins, coatings, plastic additives |
| Pharmaceuticals | Drug intermediate |
| Food | Acidulant, preservative |
| Agriculture | Pesticide synthesis |
| Biotechnology | Inhibits glutamate decarboxylase (GAD) in E. coli and L. monocytogenes |
Safety & Handling
| Aspect | Details |
|---|---|
| Hazard Classification | Combustible, corrosive; irritates eyes, skin, and mucous membranes |
| Protective Equipment | Dust mask, rubber gloves, acid-resistant clothing |
| First Aid | Rinse skin with soap and water; flush eyes with water for 15 minutes |
| Storage Conditions | Cool, dry place (<30°C); avoid heat, sparks, and incompatibles (oxidizers, bases) |
| Fire Response | Use water fog, foam, CO₂, or dry powder extinguishers |
Production & Notes
Manufacturing: Produced via benzene/butene oxidation to maleic anhydride, followed by hydrolysis.
Packaging: Typically 25 kg/bag with inner plastic lining.
Toxicity: Oral LD₅₀ in rats = 708 mg/kg (moderate toxicity).
This table provides a quick reference for Maleic Acid’s properties, applications, and safety guidelines. Let me know if you need further details!
If you're ready to take the next step, Leave your message below and we’ll reply soon. 20+ years of chemical manufacturing & export experience, a partner you can trust.
Inquiry
Factory & Shipment
