What Are Diacids and Their Chemical Structure?

Diacids, also known as dicarboxylic acids, are organic compounds that contain two carboxylic acid functional groups (-COOH) in their molecular structure. This unique feature distinguishes them from monocarboxylic acids, which have only one carboxylic acid group. The general formula for diacids can be represented as CnH2nO4, where 'n' is the number of carbon atoms in the molecule. Common examples of diacids include oxalic acid, succinic acid, and adipic acid. These compounds play a significant role in various chemical processes and are widely used in industrial applications. The chemical structure of diacids allows them to participate in a variety of reactions, including esterification, amidation, and polymerization. The presence of two carboxylic acid groups enables diacids to form more complex molecules, such as polyesters and polyamides, which are essential in the production of plastics and fibers. Understanding the chemical structure of diacids is crucial for chemists and researchers as it provides insights into their reactivity and potential applications in different fields, including materials science, pharmaceuticals, and food chemistry.

What Are the Common Uses of Diacids in Industry?

Diacids are versatile compounds that find applications across various industries due to their unique chemical properties. One of the most common uses of diacids is in the production of polyesters, which are widely used in textiles, packaging, and plastic manufacturing. For instance, terephthalic acid, a well-known diacid, is a key ingredient in the production of polyethylene terephthalate (PET), a popular plastic used for bottles and containers. In addition to plastics, diacids are also utilized in the synthesis of lubricants, surfactants, and coatings. Their ability to form esters makes them valuable in creating compounds that enhance the performance of these products. Furthermore, diacids are used in the food industry as acidulants and preservatives, helping to maintain the flavor and shelf life of various food products. Another significant application of diacids is in the production of pharmaceuticals and agrochemicals. They serve as building blocks for the synthesis of active pharmaceutical ingredients (APIs) and are involved in the formulation of herbicides and pesticides. The diverse range of applications for diacids highlights their importance in modern industry and underscores the need for ongoing research into their properties and potential uses.

How Are Diacids Produced and Synthesized?

The production and synthesis of diacids can be achieved through various chemical processes, depending on the specific diacid being produced. One common method is the oxidation of alkenes or alcohols, which can yield diacids through the introduction of carboxylic acid groups. For example, the oxidation of succinic acid can be achieved by using strong oxidizing agents, resulting in the formation of glutaric acid. Another method for synthesizing diacids involves the hydrolysis of diesters. This process typically requires the presence of water and an acid catalyst, which facilitates the breakdown of the diester into its corresponding diacid. Additionally, some diacids can be produced through fermentation processes, where specific microorganisms convert sugars into organic acids, including diacids. Moreover, advancements in green chemistry have led to the development of more sustainable methods for synthesizing diacids. These methods often utilize renewable resources and aim to minimize waste and energy consumption. As the demand for environmentally friendly production processes continues to grow, research into innovative synthesis techniques for diacids is likely to expand, paving the way for more sustainable industrial practices.

What Are the Health and Environmental Impacts of Diacids?

While diacids are widely used in various industrial applications, it is essential to consider their health and environmental impacts. Many diacids, such as oxalic acid and adipic acid, can pose health risks if not handled properly. Exposure to high concentrations of these compounds can lead to skin irritation, respiratory issues, and other health problems. Therefore, it is crucial for industries to implement safety measures and guidelines to protect workers and consumers from potential hazards associated with diacid exposure. From an environmental perspective, the production and disposal of diacids can have significant impacts. The manufacturing processes may generate waste and emissions that can contribute to pollution if not managed correctly. Additionally, some diacids can be harmful to aquatic life if they enter water bodies through industrial runoff or improper disposal. As a result, regulatory agencies often impose strict guidelines on the use and disposal of diacids to mitigate their environmental impact. To address these concerns, many companies are exploring greener alternatives and more sustainable practices in the production and use of diacids. This includes the development of biodegradable diacids and the implementation of closed-loop systems that minimize waste. By prioritizing safety and environmental responsibility, industries can continue to benefit from the unique properties of diacids while minimizing their negative impacts.

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Bais Chemical Technology Co., Ltd.

Main Products:

High-Quality Lubricant Additives, Metalworking Fluid Additives, Rubber Additives, Cosmetic Ingredients, Various Electronic, Pharmaceutical, Specialty Chemicals, Corrosion Inhibitors, Metal Deactivators, Aw/Ep Additives

Country/Region:

Zhejiang, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

In order to cope with the increasingly severe environmental protection situation and comply with the concept of green, safe, efficient and sustainable development of China's chemical industry, Runze Chemical and Stan Chemical merged and jointly established: Bais Chemical Technology Co., Ltd...

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DC21, CAS 1469983-44-5, Diacid 1550, Anti-Rust, CAS 53980-88-4, Crossion Inhabitor

Negotiable

1 kg(MOQ)

1/4

Achilles Chemical Co., Ltd.

5.0

Main Products:

Adipic Acid, Propylene Glycol, Maleic Anhydride, Dipropylene Glycol, Diethylene Glycol, MMA, Sofa, Mea/Dea/Tea, Phthalic Anhydride, Peg

Country/Region:

Shandong, China

Sample Service:

Sample Available

Company Profile:

Achilles Chemical Co., Ltd. Belongs to Hope Chemical Group. Our global offices are in China, India, Turkey and U. S...Our global offices are in China, India, Turkey and U. S...

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Eco-Friendly Surfactant DC21 Diacid 1550 for Metalworking Fluids & Cleaners

US$3,500.00

5 Tons(MOQ)

Cyclanic Polycarboxylic Acids DC21 Diacid 1550 for Resins, Inks, Coagulants

US$3,500.00

5 Tons(MOQ)

DC21 Diacid 1550 Surfactant with High Lubricity & Stability

US$3,500.00

5 Tons(MOQ)

1/4

Tianjin Sino Chemical Co., Ltd

5.0

Main Products:

TCCA/SDIC, Calcium Hypochlorite, Monosodium Glutamate Msg, Titanium Dioxide TiO2, Sodium Carboxymethyl Cellulose CMC, Sodium Chlorite, Hydroxy Propyl Methyl Cellulose HPMC, Polyaluminium Chloride PAC, PVC Resin, Dioctyl-Phthalate DOP

Country/Region:

Tianjin, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Tianjin Sino Chemical Co., Ltd is a comprehensive and professional manufacturer Since 1992, our business has developed into Water Treatment, Food Additives, Feed additives, Solvent, Detergent, Painting & Coating, PVC Additives, Medical Intermediate. With the capacity of Raw material 100 million MT each year, the annual output value is over 100 billion, which has seven holding and wholly-owned subsidiaries.

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CAS 124-04-9 Industry and Food Grade Adipic Acid/Hexanedioic Acid

US$1,000.00-1,500.00

20 Tons(MOQ)

Factory Supply Chemical Material 99.7% Purity Adipic Acid for Lubricants

US$1,000.00-1,500.00

20 Tons(MOQ)

CAS124-04-9 White Crystalline Powder 99.9% White Adipic Acid for Nylon 66

US$1,000.00-1,500.00

20 Tons(MOQ)

1/4

Joyvin Chempharm Co., Ltd

Main Products:

Chemicals, General Pharmaceutical Intermediates, Pharmacuetical Raw Material, Cosmetics Series, Food /Feed Additives, Raw Material for Veterinary, Amino Acid Series, Plant/Herbal Extract, Peptides Series, Custom Synthesis

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Joyvin Chempharm is an integrated and professional chemical enterprise located in China Shandong Polit Free Trade Zone. We are engaged in R& D, processing, sales and application services of API, veterinary & Their intermediates, food additives and plant extract and dye stuff for more than 18 years, we have established stable customers all over the world with high reputation.

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(R) -2-Aminohexanedioic Acid; H-D-2-Aad-Oh; D-Aminohexanoic Diacid; D-2-Aminoadipic Acid; CAS: 7620-28-2 High-Purity 98%; High-Quality Aminoadipic Acid

US$10.00-150.00

1 kg(MOQ)

1/4

Senzhuo Industry Co., Ltd

8 yrs ·5.0

·Trading Company

Main Products:

Cosmetics

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

ABOUT SENZHUO

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Wholesale Supplier Light Yellow Powder Pyrazine-2, 5-Dicarboxylic Acid CAS 122-05-4 2, 5-Pyrazine-Diacid with Best Price

US$70.00-80.00

20 kg(MOQ)

1/4

Qingdao Ever Century Chemical Co., Ltd.

6 yrs ·5.0

Main Products:

Adipic Acid, Urea, Plasticizer, Ammonium Chloride, Pure Terephthalic Acid, Isophthalic Acid, Dioctyl Phthalate, Propylene Glycol, Dipa

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Ever century chemical is a professional manufacturer and global distributor of chemical products. Our factory is located in Zibo city, the most important chemical industry city of Northern China. We have two specialized warehouse located in Zibo and Qingdao City, covered an area of 5000 square meters, which could provide our customer one-stop chemical sourcing service: Mixing, repacking, storing, and distributing etc.

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CAS No. 124-04-9 Hexanedioic Acid/ Hexane Diacid / Adipic Acid for Resin Use

US$1,000.00-1,500.00

1 Ton(MOQ)

1/4

Jinan Future Chemical Co., Ltd.

7 yrs

·Trading Company

Main Products:

Water Treatment Chemicals, Flame Retardant, Plasticizer

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Founded in 2005, jinan future chemical industry Co., Ltd. is a large-scale hi-tech enterprise focused on the research and development of fine chemicals and international trade. We have the state of art equipment and r& D teams and we establish complete inspection system and QA system, thus we enjoy solid guarantees to offer customer quality products.

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CAS 629-50-5 99% Purity N-Tridecane for Making Brazilian Diacid 1-Tridecane

US$25.00-60.00

1 kg(MOQ)

1/4

Hebei Runtai Technology Co., Ltd.

Main Products:

SLES 70%, Cdea 6501, LABSA 96%, SLS K12 Powder/Noodles, Soap Noodles, Aos 92% Powder, Cab 35%, Aos 35%/38%/40%, HPMC, Aeo-9

Country/Region:

Hebei, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Welcome to?Hebei Runtai Technology Co., Ltd

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Pure Diacid Adipic Acid - Ideal for Manufacturing Needs

US$1,100.00-1,500.00

1 Ton(MOQ)

1/4

Henan Sinowin Chemical Industry Co., Ltd.

7 yrs

·Trading Company

Main Products:

Food additive, water treatment chemical, detergent chemical, painting & coating, solvent, feed additive

Country/Region:

Henan, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Henan Sinowin Chemical Industry Co., Ltd. is a comprehensive group company, locating in Zhengzhou, China's most important transportation hub, in the passed decades, Our business is taking off under the China economy advantage and meeting the market trends very well. Till now, our business have developed into 3 main industry, the Chemical Materials, Beauty&Personal Care, Sports & Entertainment.

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CAS124-04-9 Solvent Hexanedioic Acid Hexane Diacid Adipic Acid

US$1,000.00-1,500.00

20 Tons(MOQ)

1/4

Sheng Jasmine (Shandong) Supply Chain Management Co., Ltd

3 yrs

·Trading Company

Main Products:

Chemicals

Country/Region:

Shandong, China

R&D Capacity:

OEM/ODM Service

Sample Service:

Sample Available

Company Profile:

Sheng Moli (Shandong)Supply Chain Management Co, . Ltd. was registered in 2002, located at 308 National highway which near by Yellow River north, Jinan City Shandong province, convenient transportation, geographical location. We are a comprehensive company involved chemical production and sales industry, finance, environmental protection, agriculture, catering, biotechnology, import and export trade etc...

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High Purity Succinic Acid CAS 110-15-6 Amber Acid, Food Industrial Pharma Grade Raw Material for Biopolymers & Resins Food Additives

US$1,380.00-1,420.00

10 Tons(MOQ)

1/4

YUNNAN LITTO CHEMICALS CORPORATION

Main Products:

Fertilizer, Insecticide, Herbicide, Plant Growth Regulator, Organic Fertilizer, Cosmetic Raw Materials, PVC Additive

Country/Region:

Yunnan, China

R&D Capacity:

OEM Service

Sample Service:

Sample Available

Company Profile:

Yunnan Litto Chemicals Corporation once called Kunming Jiaxinde Chemicals Corporation. Which was established in 1995.

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Plant Growth Regulator Gibberellins Ga4+7 90%Tc

US$810.00-850.00

1 kg(MOQ)

1/4

Changzhou Fanqun Drying Equipment Co., Ltd.

Country/Region:

Jiangsu, China

R&D Capacity:

OEM/ODM Service

Company Profile:

About Fanqun

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Rotary Dryer for Drying Ethane Diacid

US$100,000.00

1 Piece(MOQ)

Unilong Industry Co., Ltd.

Main Products:

Daily Chemicals, Photoinitiator, Biodegradable Material, Organic Chemistry, Catalyst and Auxiliary, Surfactant, Petide, Polymer

Country/Region:

Shandong, China

R&D Capacity:

OEM Service

Sample Service:

Sample Available

Company Profile:

Unilong Industry Co., Ltd. is founded in 2008 and located in Zibo Zhangdian chemical industrial park of Shandong province. Our plant is with an area of 15, 000m2. There are 60 employees, including 5 R&D personnel, 3QA personnel, 3 QC personnel, and 20 production operators. Now Unilong company already is a world leading professional manufacturer and distributor for fine chemicals materials.

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