Basic Information
DEM Diethyl Maleate For Plasticizer CAS 141-05-9
|
Specification |
Super Grade |
First Grade |
Qualified Grade |
|
Colourity(Pt-Co),code No. ≤ |
20 |
40 |
60 |
|
Acid value,mgKOH/g ≤ |
0.10 |
0.15 |
0.20 |
|
Density(20ºC),g/cm3 |
1.065±0.003 |
||
|
Content(GC),% ≥ |
97.0 |
95.0 |
93.0 |
|
Trans content(GC),% ≤ |
3.0 |
4.0 |
6.0 |
|
Water content,% ≤ |
0.10 |
0.15 |
/ |
Products Description
What is DEM Diethyl Maleate?
Diethyl Maleate(DEM)
Chemical formula:C8H12O4
Molecular weight:172.17
CAS No.:141-05-9
Diethyl Maleate (DEM), also known as diethylmaleate, is a colorless transparent liquid that can be mixed with various organic solvents. It is a monomer of polymer compounds, an intermediate of pesticides, pharmaceuticals, fragrances, and water stabilizers (organic polycarboxylate phosphonic acid compounds).
Applications of 99% Diethyl Maleate:
1.Chemical Synthesis: Diethylmaleate is a key monomer for the synthesis of some polymers and copolymers, and can also be used as an intermediate in the synthesis of pesticides, pharmaceuticals and spices.
2.Solvent and Plasticizer: DEM can be used as a solvent in coatings, inks and adhesives industries. Diethyl maleate can also be used as a plasticizer to improve the flexibility and processability of plastics.
3.Research Field: In biological and medical research, it is used as a glutathione-depleting compound to study the effects of oxidative stress in cell cultures.
Why choose Gneebio?
1. Can provide high quality and competitive price.
2. Free samples for your evaluation.
3.Use the local transportation company to transport the goods, so that you can receive the goods quickly.
4.We will inform you all the information of each stage in advance.
5. Packaging can be customized.
6. Respond at the first time before and after sale.
We want a win-win business. Send your inquiry and you will get it!
Company Profile
Gneebio is located in Anyang City, Henan Province, China. It is a well-known supplier and manufacturer of chemical raw materials in China. We provide basic chemical raw materials, organic solvents, pharmaceutical intermediates, and other cost-effective chemical products to domestic and international chemical manufacturers and fine chemical product producers.
Packaging & Shipping
| By Express | By Air | By Sea |
| Suitable for under 50kg | Suitable for more than 50kg | Suitable for more than 500kg |
| Fast: 3-7 days | Fast: 3-7 days | slow: 3-7 days |
| High cost | Medium cost | Low cost |
| Door to door service | Port to port service | Port to port service |
Customized Package Is Available.
We will always do our best to utilize the quickest and most affordable way for customers to receive orders.
And follow up with customers via email for all shipment details as well as updated track information until it arrives without damage.
FAQ
How do you control the quality?How to confirm the product quality?
1.You can get free samples for some products, only need to pay the shipping cost.
2.We have our own quality control department that will provide quality control reports before shipment.
3.We can accept third-party inspection.
How long is the lead time, and how should you deliver to us?
We will arrange shipping within 3-5 days for small orders, and 7 days for bulk orders. Some of the products we have stock can be sent to you immediately.
How do you ship the order normally?
By air, by sea. By express: DHL, FEDEX, UPS, TXT, EMS, and so on.
Can I have my own customized product?
Yes. Your customized requirements for logo, design, package, language manual, etc. We are very welcome.
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