PRODUCT
2-(2 4-Diaminophenoxy)ethanol dihydrochloride CAS 66422-95-5
CAS:66422-95-5 | C8H13ClN2O2 |MW：204.65 | EINECS NO：266-357-1
Payment: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,EXW,FCA,CPT,CIP
Transporta: Ocean, Land,Air, DHL，TNT
Port: Shanghai Port, Qingdao Port
Description
2-(2 4-Diaminophenoxy)ethanol dihydrochloride, an important organic intermediary with many applications, is particularly useful in the hair dye industry. Physically, it appears as a white to off-white crystalline powder with high purity standards. The melting range of 2-(2 4-Diaminophenoxy)ethanol dihydrochloride usually falls between 195-205, with the exact value depending on the crystal morphology. The higher melting point is a sign that the crystal structure of this compound has strong intermolecular interactions. It is soluble only in cold water. However, its solubility increases with water temperature. The dissociation between hydrogen ions and the dihydrochloride form of 2-(2 4 Diaminophenoxy ethanol) ethanol is what makes the aqueous solution weakly acidic. It usually has a characteristic amine smell. It is important to store 2-(2 4-Diaminophenoxy)ethanol dihydrochloride in a cool, dry, dark place. The packing density and flowability of 2-(2 4-Diaminophenoxy)ethanol dihydrochloride are moderate. Granulation is often used in industrial production to improve flowability. These physical properties have a direct impact on the formula’s processing performance, stability and final application.
Product Images & Packaging
Product Parameters
| 2-(2,4-Diaminophenoxy)ethanol dihydrochloride Chemical Properties |
| Melting point | 222-224℃ |
| density | 1.409[at 20℃] |
| vapor pressure | 0Pa at 20℃ |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | DMSO (Slightly), Methanol (Slightly), Water (Slightly) |
| form | Solid |
| color | Pale Grey |
| Water Solubility | 425g/L at 20℃ |
| Stability: | Air Sensitive |
| InChI | InChI=1S/C8H12N2O2.ClH/c9-6-1-2-8(7(10)5-6)12-4-3-11;/h1-2,5,11H,3-4,9-10H2;1H |
| InChIKey | PBVFDMZFBPZIMC-UHFFFAOYSA-N |
| SMILES | O(C1C=CC(N)=CC=1N)CCO.Cl |
| LogP | -0.98 at 20℃ |
The application of 2-(2 4-Diaminophenoxy)ethanol dihydrochloride
It is a key intermediate in the production of permanent hair dyes that contain oxidative agents.
It is used as a “precursor color” in this application. The functional mechanism reflects the fine design of everyday chemical products.
In particular, during the hair-dyeing process, 2-(2 4-Diaminophenoxy)ethanol dihydrochloride undergoes complex oxidative reactions with small molecules oxidants in alkaline conditions.
The two amino groups of the benzene rings in 2-(2 4-Diaminophenoxy)ethanol dihydrochloride and the hydrogens substituted by para oxyethanol must first be activated. They undergo electrophilic replacement reactions with other intermediaries after reacting with an oxygen. This forms a conjugated system of chromophore molecules.
The process produces large-molecule azo dyes that can be used to color the hair in situ. These macromolecular dyes have a much larger molecular structure than their initial intermediates. They are “locked” into the spaces between the hair scales within the stratum corneum, and the cortex. This results in long-lasting color effects, and an excellent wash resistance.
The phenoxyethanol fragment within the 2-(2 4-Diaminophenoxy)ethanol dihydrochloride molecular structure gives it unique benefits compared to the traditional p-phenylenediamine intermediates.
First, 2-(2 4-Diaminophenoxy)ethanol dihydrochloride is hydrophilic and has a certain molecular flexibility. This can improve the solubility of intermediates and compatibility stability in hair dye matrix. Making the paste uniform and easier to apply.
Second, toxicology is the most important. It is thought that the structure of phenoxyethanol alters the metabolism and bioavailability, and its large molecular mass may reduce the amount and rate of transdermal penetration through the scalp. It is therefore considered to have a relatively lower allergic potential, while still maintaining its coloring power. This makes it a good alternative for people who are sensitive to traditional dyes containing phenylenediamine, and it plays a major role in formulations that claim to be “low allergenic”.
Aside from its predominant use in hair coloring, 2-(2 4-Diaminophenoxy)ethanol dihydrochloride also showed potential for application in some special fields due to its aromatic diamine properties. It can be used in organic synthesis as an asymmetric monomer of diamine to synthesize functional polymers such as polyimide or heterocyclic compounds that have special optical properties.
In analytical chemistry the structure of 2-(2 4-Diaminophenoxy)ethanol dihydrochloride is used as a derivatization agent for detecting aldehydes or ketones. In some early studies it was also investigated as a pigment or dye intermediate to synthesize textile dyes of specific colors.
The scale of these industrial and laboratory uses are almost negligible in comparison to the enormous demand for hair dyes. The global market for hair dye cosmetics is the main driver of research and development, production and quality control.
2-(2 4-Diaminophenoxy)ethanol dihydrochloride, is a fine chemical that is highly specialized. Its physical properties and chemical properties have been carefully designed and screened in order to achieve the main purpose of safely, efficiently, and sustainably coloring hair. Its value is not just in its outstanding coloring performance but also in the structural balance it strikes between “beauty and safety”. It represents the evolution of hair dyeing technologies towards a more mild and tolerant direction. This is continuously affecting billions of consumer’s daily lives.
2-(2 4-Diaminophenoxy)ethanol dihydrochloride 's Procurement Guide
Procurement Guidelines
1. Sample Policy
We can provide a 2-3g free trial package (shipping fee required)
2. Batch procurement
Packaging: 25kg/bag; 220kg/barrel; Special packaging according to your needs
MOQ：1kg
3. Customized services
Concentration customization (90% -99%)
Paeonol’s outsourcing services
FAQ
Yes, we have our own factory called ” ZhiShang Industry Group “
Yes, we have GMP certificate for some products, and we can provide DMF as well.
-Quality you require, eg. Assay, Purity, or single impurity
-Quantity you need
-Standard you want, such as USP, EP, JP etc.
Escrow and T/T in advance are highly recommended. We can accept Western Union, Money Gram and Paypal as well.
For sample(less than 1kg), in about 3 working days after payment; for larger orders (more than 1kg), in about 7 working days after payment.
For samples, we will send by TNT/DHL/FEDEX/UPS express, usually it takes about 3-5 day.
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Manufacturer of 2-(2 4-Diaminophenoxy)ethanol dihydrochloride
Achievements
Advantage
Service
FAQ
Advice on Shipping
Achievements
Zhishang Bio 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 Bio 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 2-(2 4-Diaminophenoxy)ethanol dihydrochloride manufacturer, Zhi shang Bio 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.
Advantage
Zhishang Bio is a professional enterprise engaged in the research and development, production, and sales of chemical raw materials. It has a strong supply chain system and strict quality control standards to ensure the provision of high-quality products with high purity and stability to customers.
Zhishang Bio’s core strength is its independent research and design capabilities. It has advanced production equipment, testing laboratories and can customize chemical raw materials to meet the market demands. This includes pharmaceuticals, electronic, coatings and agricultural applications.
Zhishang Bio’s supply chain management is based on long-term relationships with domestic and international suppliers of high quality to guarantee a stable supply, optimize logistic systems, and achieve efficient distribution. This helps reduce the cost of customer purchases.
We adhere to international environmental standards and we also adhere to the concept that environmental protection and safety production are important. All production processes must comply with these standards in order to guarantee that our products will be green and sustainable.
With a professional technical team and comprehensive after-sales service, Zhishang Bio can provide customers with precise technical support, solve application problems, and help customers enhance product competitiveness.
We are always customer-oriented and committed to becoming a trusted chemical raw material partner.
Service
Zhishang Biography is dedicated to using clients extensive and expert service, including chemical raw material. The customers will certainly receive hassle-free, efficient and one-stop options.
1. Custom-made Supply Solutions
Zhishang Bio provides tailored services for clients in the chemical basic material sector, including special bit dimension, solvent residue control, stability optimizations and more. Clients can personalize their services to satisfy details requirements in industries such as drugs, electronic devices, and finishings.
2. Strict quality assurance
Zhishang Bio utilizes advanced screening equipment and stringent quality examination procedures, in addition to various other files, to guarantee that every batch of products is certified with international criteria such ISO GMP, REACH, and so on. Customers are also given with full quality records and conformity documents.
The supply chain is secure
Zhishang Bio has actually established lasting calculated collaborations with worldwide makers of top notch raw materials to make certain a secure supply, maximize the storage facility and logistics system, and assistance both small-scale examinations and large orders. It adjusted to the changing requirements of clients by responding flexibly to these changes.
4. Technical support
Zhishang Bio’s technical group can offer suggestions on product applications, formula optimization and analysis of industry patterns to aid clients fix technological troubles during production and boost item efficiency.
5. Efficient after-sales service
Zhishang Bio provides complete monitoring, reacts to client requests and delivers promptly. This will certainly make certain customer complete satisfaction.
Zhishang Biography intends to help consumers expand their service by providing the very best solutions and chemical resources.
FAQ
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.
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Shandong Look Chemical
Advice on Shipping
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.
Company Info
Zhishang Bio company in China that exports chemicals, Cosmetic raw materials, and Intermediates for over 70 countries now.
And a range of 50,000 products with the best quality and competitive price to meet your different purchasing needs.
The company integrates research and development, production, and trade, with a modern production base, advanced testing equipment, and an experienced technical team to ensure that products reach industry-leading levels in purity, stability, and environmental friendliness.
