Dimethyl Terephthalate CAS 120-61-6 DMT
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Factory Supply Dimethyl Terephthalate CAS 120-61-6 DMT with Best Price
- Appearance: Colorless orthorhombic crystals
- Assay: 99. 0%min
- Stock: In stock
- Sample: Available
- Zhishang Chemical: Dimethyl Terephthalate Supplier & Manufacturer
Dimethyl Terephthalate: The Complete Guide
- Item 1: Basic Info
- Item 2: What is Dimethyl Terephthalate?
- Item 3: Dimethyl Terephthalate Uses
- Item 4: The Manager has Something to Say
- Item 5: Production of Dimethyl Terephthalate
- Item 6: Reference
- Item 7: Quality Control of Dimethyl Terephthalate
- Item 8: Hot Sale Products
- Item 9: Get Dimethyl Terephthalate Quotation
Dimethyl Terephthalate for Sale
Basic Info
Basic Info
Chemical Name: | Dimethyl Terephthalate |
Other Name: | 1,4-Benzenedicarboxylicacid,dimethylester; 1,4-Benzenedicarboxylicaciddimethylester; DMT |
CAS: | 120-61-6 |
EINECS: | 204-411-8 |
Type: | Organic raw materials |
Molecular Formula: | C10H10O4 |
Molecular Weight: | 194.18 |
Chemical Properties
Melting point | 140 °C |
Boiling point | 288 °C |
density | 1,29 g/cm3 |
vapor density | 1.04 (vs air) |
vapor pressure | 1.15 mm Hg ( 93 °C) |
refractive index | 1.4752 |
Fp | 154 °C |
storage temp. | Store below +30°C. |
solubility | water: slightly soluble0.0493g/L at 20°C |
form | Flakes or Pellets |
pka | 0[at 20 ℃] |
color | White |
explosive limit | 0.8-11.8%(V) |
Water Solubility | It is slightly soluble in water but soluble in hot alcohol and ether. |
Stability: | Stable. Incompatible with strong acids, strong bases, strong oxidizing agents. |
Other Info
Brand Name: | Zhishang Chemical |
Provide: | Dimethyl Terephthalate MSDS; Dimethyl Terephthalate COA |
What is Dimethyl Terephthalate?
Dimethyl terephthalate (DMT) is an organic substance with the chemical formula C 6H 4 (CO 2CH 3) 2. It is a diester created by terephthalic acid and methanol. It is a white solid, which will certainly end up being a colorless fluid that can be distilled after melting.
Dimethyl terephthalate is a diester created by condensation of the carboxyl group of terephthalic acid with methanol. It is a significant part widely made use of in the manufacture of polyester and also commercial plastics. It is methyl ester, diester as well as phthalate. It is originated from terephthalic acid.
Dimethyl terephthalate is an ester. Esters react with acids and also release heat together with alcohols and also acids. Solid oxidizing acids may create fierce responses, and the exothermic heat suffices to ignite the reaction items.
Dimethyl Terephthalate Uses
Dimethyl terephthalate is commonly made use of as a commercial intermediate in the manufacture of polyethylene terephthalate (FAMILY PET) and also dioctyl terephthalate (OECD, 2001). It is utilized for polyester film (audio/video tape, X-ray movie, picture film), polyester fiber, animal container, polyester adhesive, design plastics.
Dimethyl terephthalate is primarily made use of to produce polyester material, then film as well as fiber, and also high-strength polyester insulating paint. Polyester movie is generally made use of as electrical shielding material as well as movie production (such as movie, X-ray film, photo film, audio tape, video tape, electronic computer tape, etc).
Dimethyl terephthalate is made use of to create polyester, consisting of polyethylene terephthalate (FAMILY PET) and polyethylene terephthalate (PP). It consists of benzene replaced by carboxymethyl (CARBON MONOXIDE 2CH 3) at settings 1 as well as 4. Since DMT is volatile, it is an intermediate in some recycled animal (such as plastic containers) options.
Dimethyl terephthalate and 1,8-diaminooctane undertake chemical polycondensation to generate oligomer (octylenediamine terephthalate). Dimethyl terephthalate is made use of as raw material α, ω- Organic silicon fragrant polyester was synthesized by transesterification of bis (hydroxyalkyl) terminated polydimethylsiloxane in toluene. It is used to manufacture multiblock copolymer composed of polyisobutylene, dimethyl terephthalate as well as 1,4-butanediol.
The Manager has Something to Say
This is William, CEO of Zhishang Chemical Co., Ltd.
Welcome to visit our factory . As the top chemical manufacturer, we have been striving for product quality, innovation , R&D, and customer service for the past 7 years. In the next 10 years or even longer, we are committed to becoming the most reliable chemical supplier in the world , creating a well-known international brand trusted by customers, with the spirit of “one meter wide, ten thousand meters deep”, we continue to focus on product research and development, continue to focus on customer service, continue to improve the supply chain service system, to create a professional chemical supply service team, to achieve win-win long-term cooperation. Please feel free to contact us if you have any questions.
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Production of Dimethyl Terephthalate
There are several methods to generate dimethyl terephthalate (DMT). According to convention, the direct esterification of terephthalic acid is still of industrial worth. Conversely, it can be prepared by rotating oxidation as well as methylation of p-xylene using methyl p-toluenoate (PT).
- Weiteng procedure dimethyl terephthalate
The technique for creating DMT from p-xylene (PX) and also methanol includes multi-step processes involving oxidation as well as esterification. The mix of p-xylene (PX) and also methyl p-toluenoate was oxidized by air in the visibility of cobalt and manganese catalysts. The acid blend created by oxidation is esterified with methanol to produce ester mix. The crude ester mix is after that distilled to remove all resulting reboilers and deposits; Lighter esters such as monomethyl terephthalate are recycled to the oxidation area. The unrefined DMT is then sent to the crystalline section to eliminate DMT isomers, residual acids as well as fragrant aldehydes. Dimethyl terephthalate (DMT) is likewise created by the oxidation and esterification of methyl p-toluenoate. - Direct esterification of dimethyl terephthalate
DMT can likewise be prepared by different methods, namely direct esterification of terephthalic acid and also methanol. The dimethyl terephthalate created is after that purified by purification. Also low purity terephthalic acid can be made use of in this technique.
C 8 H 6 O 4 + 2CH 3 OH → C 10 H 10 O 4 + 2 H 2 O
In the visibility of o-xylene at 250 – 300 ° C.
Reference
Dimethyl terephthalate – WikiPedia
Dimethyl Terephthalate Suppliers and Manufacturers
As a dimethyl terephthalate supplier and manufacturer with a strict standard product quality system certificate, Zhishang Chemical has long been providing the best dimethyl terephthalate raw materials to customers all over the world.
Over the years, relying on professional team experience and customer-centric team concept to meet customer needs in a timely manner, our company enjoys a high reputation in the world. At present, our company has served more than 6,000 customers and has established long-term cooperative relations with customers from many countries.
If you have a demand for dimethyl terephthalate and related products, please contact our service staff Zhishang Chemical – White directly, and we will provide you with high-quality products at the best price.
Service
Pre-Sales Service
* Prompt reply and 24 hours online, professional team to provide the best price and high-quality product.
* Sample testing support.
* Every batch of products will be tested to ensure its quality.
* The packing also can be according to the customers` requirement.
* Any inquiries will be replied to within 24 hours.
* We provide a Commerical Invoices, Packing Lists, Bills of loading, COA, Health certificates, and Origin certificates. If your markets have any special requirements, let us know.
After-Sales Service
* The fact of logistics information monitoring.
* Any questions about the product can be consulted at any time.
* Product has any problem can return.
FAQ
Do you accept sample order?
We will make samples before mass production, and after the sample is approved, we’ll begin mass production. Doing 100% inspection during production, then doing random inspection before packing.
What’s your MOQ?
Our MOQ is 1kg. But usually we accept less quantities, such as 100g on the condition that the sample charge is 100% paid.
Is there a discount?
The different quantity has different discount.
HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests.
Do you supply product report?
Yes. We’ll give you product analysis report before shipping.
Shipping
1. ≤50kg, Express delivery recommended, usually called DDU service;
2. ≤500kg, Air shipping recommended, usually called FOB, CFR, or CIF service;
3. >500kg, sea shipping recommended, usually called FOB, CFR, or CIF service;
4. For high-value products, please select air shipping and express delivery for safe.
Quality Control of Dimethyl Terephthalate
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