Name：Methylpropanediol
Cas: 2163-42-0
Purity: 99%
MOQ: 1KG
Methylpropanediol, chemically known as 2-methyl-1,3-propanediol, abbreviated as MPDO or MPD, has the molecular formula C4H10O2.
The presence of two hydroxyl (-OH), in its molecule classifies it as a ‘diol. Its unique characteristic is its branched structure, with a methyl (-CH3) group attached to one carbon atom. Its unique molecular shape gives it distinctive properties.
Its key properties are:
1. Reactivity: Due the two hydroxyl groups present, it can take part in many typical alcohol reactions such as esterification.
2. Low viscosity – Compared to polyols of other types, MPDO has a lower viscosity. This helps in the mixing and conveying of materials.
3. MPDO is easily soluble. It is miscible with a variety of solvents such as alcohols, ketone and esters.
4. The presence of methyl groups within the molecules causes the steric effect. It can also cause steric hindrance during chemical reactions.
| Melting point | -91 °C (lit.) |
| Boiling point | 123-125 °C/20 mmHg (lit.) |
| density | 1.015 g/mL at 25 °C (lit.) |
| vapor density | 3.2 (vs air) |
| refractive index | n20/D 1.445(lit.) |
| Fp | >230 °F |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Chloroform (Soluble), DMSO (Slightly), Methanol (Slightly) |
| pka | 14.51±0.10(Predicted) |
| form | Oil |
| color | Colourless |
Directory Guidance on Methylpropanediol
⇒We provide high-purity chemical raw materials with clear molecular formula and precise specifications. Each batch of Methylpropanediol products undergoes strict quality inspection to ensure stable and reliable physical and chemical properties. It adopts international standard packaging, sealed and moisture-proof, to ensure safe transportation and storage. Whether it is R&D experiments or industrial production, we can provide you with professional technical support and customized services. With rigorous technology, transparent data and stable supply, we help you efficiently complete chemical applications and innovations.
Methylpropanediol has actually likewise demonstrated its value in other specialized chemical fields. In the pharmaceutical industry, it can work as an intermediate or service provider solvent in the synthesis of particular medicines; In the field of chemical design, it is utilized to prepare ester lubricating base oils and cooling agents with special buildings. Although these applications are relatively small in range, they still show their crucial position as multifunctional chemical basic materials.
Methylpropanediol is an irreplaceable core product. As a binary alcohol monomer, it undergoes condensation reactions with unsaturated acids (such as maleic anhydride) and saturated acids (such as phthalic anhydride) to create the basic framework structure of the resin. The methyl team on its molecular side chain can successfully interfere with the cool plan of the molecular chain, granting the healed resin product with superb versatility and impact resistance, while improving the compatibility in between the resin and styrene monomer and the transparency of the product. Consequently, the synthetic marble, fiberglass products (such as automotive components and ship hulls) and high-performance coatings prepared from it show outstanding sturdiness and split resistance.
Methylpropanediol is mainly utilized to manufacture polyester polyols with unique residential properties, which are among the crucial resources for preparing polyurethane and can respond with isocyanates to form polyurethane polymers. The branched structure of MPDO enhances the “soft sector” of polyurethane with high adaptability, and achieves exact control of the mechanical buildings of the end product via steric limitation. Therefore, it is commonly used in the manufacturing of polyurethane elastomers with high needs for versatility and flexibility (such as shoe soles, commercial rollers), along with polyurethane adhesives and layers with exceptional adhesion and impact resistance.
Methylpropanediol plays an essential function as a flexible raw material, with features including effective solvent, cream, and viscosity regulator. It has a refreshing structure and reduced viscosity, which can mix well with water and various other natural ingredients, assisting to uniformly spread active ingredients and advertise their penetration right into the skin. At the same time, it offers a mild moisturizing effect, preventing the sticky sensation similar to glycerin. Additionally, due to its exceptional safety and security and a specific degree of anti-bacterial capability, it is often contributed to significance, cream, sunscreen, nail polish, shampoo and various other items to enhance the security and comfort of the product.
Methylpropanediol is a vital carbon monoxide solvent and stabilizer. With the steady advancement of contemporary cleaning solutions towards focus and multifunctionality, the coordination in between different surfactants, enzyme preparations, and ingredients has actually ended up being more complex. MPDO can effectively protect against these elements from layering, rainfall, or turbidity under low-temperature storage conditions, making sure that the item remains clear, transparent, and has excellent fluidness in any way times. This is important for the rack stability and customer experience of products such as concentrated washing detergent and dishwashing cleaning agent.
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Manufacturer of Methylpropanediol
Zhishang Chemical is based in Shandong, serves the whole country, faces the world, and is determined to become an excellent supplier and service provider in the chemical industry.
As a top manufacturer of cosmetic raw materials, disinfectants, flavors and fragrances in China, we are committed to producing high-quality products and have won high praise from customers all over the world.
In the next 10 years or even longer, Zhishang will always adhere to the tenet of quality first and reputation first, and devote itself to providing customers with thoughtful and perfect services.
As a professional Methylpropanediol manufacturer, Zhi shang Chemical has served more than 6,000 customers around the world. Because of our high-quality products and professional services, we have won high praise from most of our customers.
Pre-Sales Service
* Timely reply and 24 hours online, the professional team will provide you with the most favorable prices and high-quality products.
* The sample supports testing and inspection.
* Each batch of products will be tested to ensure that its quality meets user needs.
*Packaging can also be made according to customer requirements.
*Any inquiries will be answered by our relevant personnel within 24 hours.
*We will provide you with commercial invoice, packing list, packing list, COA, health certificate and certificate of origin if you need it. If your market has other special requirements, please let us know.
After-Sales Service
*We will monitor the logistics information in real time and will share the information with you.
* You can consult us at any time if you have any questions about the product, and we will answer you in time.
*If you have any questions about the product, you can report it to us, we will deal with it in time for you, and the product can be returned.
DO YOU ACCEPT SAMPLE ORDER?
We will make samples before mass production. After the samples are approved by the department and users, we will start mass production. During the production process, we will carry out 100% inspection, and then carry out random inspection before packaging.
WHAT’S YOUR MOQ?
Our MOQ is 1kg. But usually we can also accept a smaller quantity, such as 100g, if you need it, provided that the sample fee is 100% paid.
IS THERE A DISCOUNT?
Different quantity has different discount.
HOW TO CONFIRM WHETHER THE PRODUCT QUALITY MEETS OUR NEEDS BEFORE PLACING AN ORDER?
You can consult us to get free samples of some products, you only need to pay the freight or arrange express delivery to us and get the samples. You can send us the product specifications and requirements you need, and we will manufacture products according to your requirements.
DO YOU SUPPLY PRODUCT REPORT?
Yes. We’ll give you product analysis report before shipping.
LEARN MORE ABOUT US
Shandong Look Chemical
1. For products ≤50kg, we recommend using express delivery, which is usually called DDU service (discounted, convenient).
2. For products ≤500kg, we generally recommend air freight, which is usually called FOB, CFR or CIF service (fast and efficient).
3. For products >500kg, we generally recommend shipping by sea, which is usually called FOB, CFR or CIF service (economical, safe).
4. For high-value products, please choose air or express to ensure the safety of product transportation.
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