Products Description
Monoethyl fumarate, also known as Fumaric acid monoethyl ester, Ethyl hydrogen fumarate, and Ethyl Fumarate Monoester. The molecular formula is C₆H₈O₄, and the molecular weight is 144.13. The EINECS number is 219-544-7. Monoethyl fumarate has an appearance of nearly white to beige crystalline powder or white crystalline solid. The melting point is 64-69 °C, the boiling point is 214 °C (at normal pressure) and 147 °C (at 16 mmHg), the density is 1.208 g/cm³, the refractive index is 1.4412 (at 20 °C), the flash point is 109.6 °C, and it is soluble in water and ethanol.


Basic Info
| Product Name | 99% Purity Polymer Material Monoethyl Fumarate CAS 2459-05-4 |
| CAS | 2459/5/4 |
| MF | C6H8O4 |
| MW | 144.13 |
| EINECS | 219-544-7 |
| Mol File | 2459-05-4.mol |
| Melting point | 66-68 °C (lit.) |
| Boiling point | 147 °C/16 mmHg (lit.) |
| density | 1.1109 |
| refractive index | 1.4500 (estimate) |
| storage temp. | Refrigerator |
| form | Crystalline Powder |
| pka | 3.45±0.10(Predicted) |
| color | Almost white to beige |
Uses
Monoethyl fumarate can be used to prepare photo-crosslinkable macromonomers and to synthesize Ugi/intramolecular Diels-Alder (IMDA) cycloaddition products. It is also an excellent preservative and a polymerizer for polymer materials. It serves as a replacement product for food additives such as fumaric acid and its dimethyl ester. Additionally, it can be used as a feed and food additive.
Safety Information
- Storage conditions: It should be sealed and light-proof, stored in a dry, cool and well-ventilated place.
- Safety information: The hazard identification is R36/37/38, and the safety identification is S26, S36. It is irritating to the eyes, respiratory tract and skin.

Company Profile
Gneebio is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our products are widely exported to many countries, such as the United States, Russia, Canada, Australia, Europe, etc., and we provide customers with fast shipping services. We hope to establish long-term and mutually beneficial cooperation with more friends in the future, and provide the best products and services for our customers.




FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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