AZODICARBONAMIDE
Azodicarbonamide is a synthetic organic compound that is primarily used as a blowing agent in the production of foamed plastics and rubber.
Azodicarbonamide is known for its ability to release nitrogen gas when heated, which creates bubbles and helps expand and foam various materials.
As a food additive, azodicarbonamide is known as E927 and is used as a bleaching agent in packaged, processed foods like frozen dinners, pasta, and flour mixes in baked goods.
CAS Number: 123-77-3
EC Number: 204-650-8
Molecular Formula: C2H4N4O2
Molecular Weight: 116.08
Synonyms: 1 1′-Azobis[formamide], 1 1′-Azobiscarbamide, 1 1′-Azodiformamide, 1,1′-Azobis(formamide), 1,1′-Azobiscarbamida, 1,1′-Azobiscarbamide, 1,1′-Azobisformamide, 1,1′-Azodiformamida, 1,1′-Azodiformamide, 1,1′-azobis [formamida], 1,2-Diacenodicarboxamida, 1,2-Diazenedicarboxamide, 123-77-3, 1500TID, A 9660, AA 110S, ABFA, AC, AC (foaming agent), AC 1, AC 1000, AC 1000 (blowing agent), AC 150P, AC 170, AC 1C, AC 1L, AC 2F-K3, AC 3, AC 3000, AC 3C2, AC 3K2, AC 5000, AC 5000 (blowing agent), AC-EFS, AC-K 3, AC-K-F 3, AC-LQ, AC-R, ADC, ADC 21, ADCA, ADK Stab OF 14, AI3-52516, AK 2, AW 9, AZ 120, Azobiscarbonamida, Azobiscarbonamide, Azobiscarboxamida, Azobiscarboxamide, Azobisformamide, Azodicarbamide, Azodicarbamide; (Azodicarbonamide), Azodicarboamide, Azodicarbonamide, Azodicarboxamide, Azodicarboxylic acid diamide, Azodiformamide, C,C’-azodi(formamide), C2-H4-N4-O2, C2H4N4O2, CCRIS 842, Celogen AZ, Celogen AZ 130, Celogen AZ 199, Celosen AZ, ChKhZ 21r, ChKhz 21, DIAZENEDICARBOXYAMIDE, Diazenedicarboxamida, Diazenedicarboxamide, Diazenedicarboxamide (9CI), EC 204-650-8, EINECS 204-650-8, Ficel EP-A, Formamida, 1,1′-azobis-, Formamide, 1,1′-azobis-, Formamide11′-azobis-(6CI8CI), Genitron AC, Genitron AC 2, Genitron AC 4, Genitron EPC, HSDB 1097, Kempore, Kempore 125, Kempore 60/40, Kempore R 125, Lucel ADA, NA3242, NCI-C55981, NSC 41038, NSC 674447, Nitropore, Pinhole ACR 3, Pinhole AK 2, Poramid K 1, Porofor 505, Porofor ChKhZ 21r, Porofor Chkhz 21, Porofor DhKhZ 21, Porofor adc/R, Porofor-lk 1074 (bayer), UN3242, UNII-56Z28B9C8O, Unifoam AZ, Unifoam AZH 25, Uniform AZ, Yunihomu AZ, delta(1,1′)-Biurea
Azodicarbonamide is a chemical compound with the molecular formula C2H4O2N4.
Azodicarbonamide is a yellow to orange-red, odorless, crystalline powder.
Azodicarbonamide is sometimes called a ‘yoga mat’ chemical because of its widespread use in foamed plastics.
Azodicarbonamide was first described by John Bryden in 1959.
Azodicarbonamide is broadly utilized as a blowing agent for plastics and rubbers.
Azodicarbonamide, Soluble in alkali, insoluble in gasoline, alcohol, benzene, pyridine and water; the chemical formula is C2H4N4O2, and the molecular formula is NH2CON=NCONH2.
Azodicarbonamide is a synthetic organic compound that is primarily used as a blowing agent in the production of foamed plastics and rubber.
Azodicarbonamide is known for its ability to release nitrogen gas when heated, which creates bubbles and helps expand and foam various materials.
Azodicarbonamide is a foaming agent commonly used in industry.
Azodicarbonamide can be used in the production of yoga mats and rubber soles to increase the elasticity of the product.
Azodicarbonamide can also be used in the food industry to increase the strength and flexibility of the dough.
Azodicarbonamide is also used as a food additive, such as an aging and bleaching ingredient in cereal flour and as a dough conditioner in bread baking.
Azodicarbonamide is easily ignited and burns rapidly.
Confined samples show a high rate of pressure rise during thermal decomposition, which produces carbon monoxide and nitrogen.
Azodicarbonamide’s sensitive to temperatures exceeding 122°F.
Azodicarbonamide, may be sensitive to exposure to light.
Stable in bulk when stored for two weeks at temperatures up to 140°F.
Slightly unstable in water suspension (3% decomposition at 2 mg/mL over a two-week period at room temperature in the light but no decomposition at 41°F over a two-week period in the dark.
Azodicarbonamide is known by the E number E927.
Many restaurants in the US fast food industry removed the additive in response to negative publicity.
Azodicarbonamide is used as a foaming agent in the production some plastic products.
Azodicarbonamide’s use in yoga mats has received a lot of publicity.
Azodicarbonamide is also used in the rubber that forms seals on glass jars.
Azodicarbonamide, or azo(bis)formamide, is a chemical compound with the molecular formula C2H4O2N4.
Azodicarbonamide is a yellow to orange red, odorless, crystalline powder.
As a food additive Azodicarbonamide is known as E927 and used as a bleaching agent in packaged, processed foods like frozen dinners, pasta and flour mixes in baked goods.
The principal use of Azodicarbonamide is in the production of foamed plastics as a blowing agent.
Azodicarbonamide is prepared in two steps via treatment of urea with hydrazine to form biurea, as described in this idealized equation:
2 OC(NH2)2 + N2H4 → H2NC(O)-N(H)-N(H)-C(O)NH2 + 2 NH3
Oxidation with chlorine or chromic acid yields Azodicarbonamide:
H2NC(O)-N(H)-N(H)-C(O)NH2 + Cl2 → H2NC(O)-N=N-C(O)NH2 + 2 HCl
Azodicarbonamide is an odorless yellow, orange color chemical widely used as a blowing agent, foaming agent and also as a food additive in baking.
Azodicarbonamide is also called as ‘yoga – mat’ chemical due to Azodicarbonamides primary use in rubber and a plastic product like a flip flop or yoga mat.
Azodicarbonamide provides softness and elasticity, considering this property Azodicarbonamide is used in the food industry for several years.
Azodicarbonamide is abundantly practiced by commercial bakers as a whitening agent and conditioner for bread dough.
This crystalline solid is poorly soluble in water, but when water temperature is raised Azodicarbonamide become marginally soluble,
Azodicarbonamide devours thermally unstable property and hence while baking, Azodicarbonamide break down to form other chemicals, one of which is Semicarbazide (SEM).
Azodicarbonamide is used as a blowing agent in plastics.
Azodicarbonamide is a chemical compound with the molecular formula C2H4O2N4.
Azodicarbonamide is a yellow to orange red, odorless, crystalline powder. As a food additive, Azodicarbonamide is known by the E number E927.
Azodicarbonamide is used as a food additive, a flour bleaching agent and improving agent.
Azodicarbonamide reacts with moist flour as an oxidizing agent. Secondary reaction products include semicarbazide and ethyl carbamate.
Azodicarbonamide, the diamide of azodicarboxylic acid, is an orange-red crystalline solid.
Azodicarbonamide is made industrially by the condensation reaction between hydrazine sulfate and urea under high temperature and pressure, followed by oxidation with NaOCl.
Azodicarbonamide is a blowing agent for foaming rubbers and plastics, a bleaching (oxidizing) agent in cereal flours, and a dough conditioner for baking bread.
Azodicarbonamide is a yellow to orange crystalline powder at room temperature.
Azodicarbonamides chemical structure consists of two carbonyl groups (-CO-) separated by two nitrogen atoms (-N=N-), which are known as azo groups.
Azodicarbonamide is stable under normal storage conditions but decomposes when exposed to heat, releasing nitrogen gas (N2), carbon monoxide (CO), and other volatile byproducts.
In addition to its primary uses as a blowing agent in plastics and rubber, Azodicarbonamide has found applications in other industries.
For example, Azodicarbonamide is used in the production of certain types of synthetic leather, floor mats, and carpet underlays to achieve a cushioning effect.
The regulatory status of Azodicarbonamide varies by country and region.
In the United States, Azodicarbonamide is generally recognized as safe (GRAS) when used as a food additive within specified limits, and Azodicarbonamide has a specific code (E927) when used as a food additive in the European Union.
However, there have been concerns about its safety as a food additive, primarily related to its potential to form semicarbazide (a breakdown product) and its association with respiratory issues when inhaled in industrial settings.
Azodicarbonamide is a dough conditioner that exists as a yellow to orange-red crystalline powder practically insoluble in water.
Azodicarbonamide is used in aging and bleaching cereal flour to produce a more manage- able dough and a lighter, more voluminous loaf of bread.
Azodicarbonamide is used in bread flours and bread as a dough conditioner.
Azodicarbonamide can be used with the oxidizing agent potassium bromate.
Azodicarbonamide is easily ignited and burns rapidly.
Azodicarbonamide slightly unstable in water suspension (showed1.3% decomposition at 2 mg/mL over a two-week period at room temperature in the light but no decomposition at 41°F over a two-week period in the dark.
Reacts with hot water to give nitrogen, carbon monoxide, and ammonia.
Incompatible with strong acids and bases, and with compounds of metals.
Azodicarbonamide is a synthetic chemical that exists at ambient temperature as a yellow-orange crystalline solid.
Azodicarbonamide is mainly used as a blowing agent in the rubber and plastics industries in the expansion of a wide range of polymers, including polyvinyl chloride, polyolefins, and natural/synthetic rubbers.
Azodicarbonamide is also used as a food additive, such as an aging and bleaching ingredient in cereal flour and as a dough conditioner in bread baking.
Azodicarbonamide is employed as an organic chemical blowing agent for the manufacturing of polymer foam, which is used in rubber compounds, polymer melts, and PVC plastisols.
Azodicarbonamide is also used as a blowing agent in foamed rubber and plastics products for instance in products such as yoga mats, window gaskets, floor mats, toys, and shoe soles.
Azodicarbonamide is widely used as a dough conditioner and as a flour bleaching agent, as Azodicarbonamide hastens the speed of processing, improves the bread texture, and makes the bread appear whiter and larger than its normal appearance.
Azodicarbonamide is used to bleach and “improve” flour.
Azodicarbonamide is banned in Europe but allowed in Canada and the U.S. Freshly milled flour has a yellowish colour.
In the plastic, leather, and other industries, modified Azodicarbonamide (average decomposition temperature 170 °C) contains additives that accelerate the reaction or react at lower temperatures.
An example of the use of Azodicarbonamide as a blowing agent is found in the manufacture of vinyl (PVC) and EVA.PE foams.
Azodicarbonamide forms bubbles upon breaking down into gas at high temperature.
Vinyl foam is springy and does not slip on smooth surfaces.
Azodicarbonamide is useful for carpet underlay and floor mats.
Commercial yoga mats made of vinyl foam have been available since the 1980s; the first mats were cut from carpet underlay.
Azodicarbonamide is a strong organic foaming agent of heat decomposition type. The decomposition temperature range is small.
Azodicarbonamide can be decomposed into N2, CO, CO2.
Azodicarbonamide is free from poison, smell and pollution, but Azodicarbonamide can be decomposed at high temperature (>120°C).
Azodicarbonamide is used as a foaming agent for producing of various foamed plastics as PVC, EVA, PP, PE, PS etc., imitation leather and plastic products with high demands and dense, homogeneous apertures.
Azodicarbonamide is used to get good elasticity, homogeneous foamed apertures and high strength of the appropriate production.
Azodicarbonamide is a yellow orangish powder, more commonly used commercially in the creation of foamed plastics – like yoga mats, shoe soles, floor mats and window gaskets.
Azodicarbonamide, also known as azo(bis)formamide or Diazenedicarboxamide, is a chemical compound used as a food additive, a flour bleaching agent, and a dough conditioner.
Azodicarbonamide is an ingredient commonly used as a whitening agent in flour and a dough conditioner in bread. However, its safety as a food additive is controversial mainly due to its application as a blowing agent in foamed plastics (e.g. yoga mats) and the side effects of semicarbazide (a breakdown product of ADA).
Azodicarbonamide is used for the purpose of making flour white and strengthening dough in bread.
Due to the functions of bleaching and oxidation, Azodicarbonamide is a fast-acting gluten enhancer that strengthens the elasticity and toughness of gluten, and makes a high-strength dough.
Azodicarbonamide works immediately even if the flour is wet.
Azodicarbonamide is used in plastics, synthetic leather, and other industries and can be pure or modified. Modification affects the reaction temperatures. Pure Azodicarbonamide generally reacts around 200 °C.
In the plastic, leather, and other industries, modified Azodicarbonamide (average decomposition temperature 170 °C) contains additives that accelerate the reaction or react at lower temperatures.
An example of the use of Azodicarbonamide as a blowing agent is found in the manufacture of vinyl (PVC) and EVA-PE foams, where it forms bubbles upon breaking down into gas at high temperature.
Vinyl foam is springy and does not slip on smooth surfaces.
Azodicarbonamide is useful for carpet underlay and floor mats.
Commercial yoga mats made of vinyl foam have been available since the 1980s; the first mats were cut from carpet underlay.
As a food additive, Azodicarbonamide is used as a flour bleaching agent and a dough conditioner.
Azodicarbonamide reacts with moist flour as an oxidizing agent.The main reaction product is biurea, which is stable during baking.
Secondary reaction products include semicarbazide and ethyl carbamate.
Azodicarbonamide is known by the E number E927.
Many restaurants in the US fast food industry removed the additive in response to negative publicity
In some countries and regions, Azodicarbonamide is subject to legal restrictions or has been banned outright.
For example, Azodicarbonamide is banned for use as a food additive in several European countries, including the United Kingdom, Germany, and Australia.
These restrictions are often based on safety concerns and the potential formation of semicarbazide during food processing.
Azodicarbonamide, many food manufacturers have sought alternative dough conditioners and flour improvers that can achieve similar effects without the use of this chemical.
These alternatives may include enzymes, emulsifiers, and other food additives.
The main health concern associated with Azodicarbonamide is its potential to form semicarbazide (SEM) when exposed to high temperatures during baking or cooking.
SEM has been a subject of research and debate due to its potential to be a mutagen or carcinogen.
However, the actual health risks are still a matter of scientific discussion, and regulatory agencies have set acceptable daily intake limits for SEM.
Azodicarbonamide, some manufacturers have sought alternative foaming agents in food and non-food applications.
These alternatives may include enzymes, yeast, and other chemical agents.
Azodicarbonamide is permitted as a food additive, manufacturers are generally required to list it on product labels when Azodicarbonamide is used as an ingredient.
Applications of Azodicarbonamide:
Plastics Industry:
Azodicarbonamide is used as a blowing agent to create foamed plastics with lightweight and insulating properties.
Rubber Industry:
Employed as a blowing agent and crosslinking agent in the production of rubber products.
Food Industry:
Azodicarbonamide is used as a dough conditioner to improve dough handling and bread texture (usage varies by region).
Uses of Azodicarbonamide:
Azodicarbonamide is used as an additive to wheat flour breads and dough to improve the physical properties of the dough and the baking performance.
Azodicarbonamide is also used to optimize the levels of oxidant/re ducing agents in the baking of wheat flour.
Azodicarbonamide is a dough conditioner that exists as a yellow to orange-red crystalline powder practically insoluble in water.
Azodicarbonamide is used in aging and bleaching cereal flour to produce a more manage- able dough and a lighter, more voluminous loaf of bread.
Azodicarbonamide is used in bread flours and bread as a dough conditioner.
Azodicarbonamide can be used with the oxidizing agent potassium bromate.
Azodicarbonamide is widely used by industry in the manufacture of a variety of products.
Azodicarbonamide is a chemical generally used as a blowing agent in the production of foamed plastics.
Azodicarbonamide can also be used as a food additive to strengthen and enhance the elasticity of the dough.
The World Health Organization considers that the main concern of Azodicarbonamide relates to the risk of developing occupational asthma in the work environment.
Nevertheless, such health effect has not been observed from the consumption of bread with Azodicarbonamide.
The Codex Alimentarius Commission and a number of countries (e.g. the US, Canada, Mainland China and Korea) have set standards for the use of Azodicarbonamide in flours.
Azodicarbonamide is a food additive used to strengthen and enhance the elasticity of the dough for making bread.
Azodicarbonamide is most commonly used as a foaming agent in the production of plastics and rubber.
When Azodicarbonamide is added to these materials, Azodicarbonamide decomposes at elevated temperatures, releasing nitrogen gas and creating a foamed structure.
This foaming process is important in the manufacture of products like expanded foam insulation, shoe soles, yoga mats, and various types of packaging materials.
Azodicarbonamide is approved as a food additive and is used as a dough conditioner and flour improver in the baking industry.
Azodicarbonamide can enhance the texture and volume of bread products by releasing gases during baking.
Azodicarbonamide is sometimes used as a yellow or orange colorant in certain foods and products.
However, Azodicarbonamide’s use as a food additive is regulated in many countries due to concerns about potential health effects.
Azodicarbonamide, or azobisformamide, is a chemical compound being used as a food additive to bleach and increase the shelf life of breads, among other uses.
Azodicarbonamide is used in the following products: polymers and laboratory chemicals.
Azodicarbonamide is used in the following areas: formulation of mixtures and/or re-packaging.
Azodicarbonamide is used for the manufacture of: plastic products and rubber products.
Release to the environment of Azodicarbonamide can occur from industrial use: in processing aids at industrial sites, in the production of articles and as processing aid.
Azodicarbonamide is most commonly used as a blowing agent in the production of foamed plastics.
When Azodicarbonamide is incorporated into plastic materials, such as polyvinyl chloride (PVC) or polyethylene, and then heated, Azodicarbonamide decomposes, releasing nitrogen gas.
This gas creates bubbles or cells in the plastic, resulting in a foam with reduced density.
Foam plastics produced with Azodicarbonamide are used in various applications, including insulation, packaging materials, and shoe soles.
Similar to Azodicarbonamides use in plastics, Azodicarbonamide is used as a foaming agent in the production of foamed rubber products.
Azodicarbonamide helps create cellular structures in rubber materials, which can be found in items like shoe soles, yoga mats, and automotive parts.
Azodicarbonamide is approved as a food additive and is used as a dough conditioner and flour improver in baking.
Azodicarbonamide improves the texture and volume of baked goods like bread by releasing gases, including carbon dioxide, during the baking process.
Azodicarbonamide is used in the production of synthetic leather and textiles to provide a cushioning effect.
Azodicarbonamide helps create a soft and padded texture in these materials.
In addition to Azodicarbonamide’s primary functions, Azodicarbonamide is sometimes used as a yellow or orange colorant in certain foods and products.
Azodicarbonamides use as a colorant in food is less common.
Azodicarbonamide is employed in various polymeric materials, including thermoplastic elastomers, to create lightweight and expanded products.
This is especially useful in applications where weight reduction and insulation properties are desired, such as in the production of foam sheets, automotive parts, and cushioning materials.
Due to Azodicarbonamide’s ability to create lightweight, cellular structures in plastics and rubber, Azodicarbonamide is used in the manufacture of soundproofing and insulation materials.
These materials are used in the construction industry to reduce noise transmission and improve thermal insulation in buildings.
Azodicarbonamide is used in the automotive and transportation industries to create lightweight components for vehicles, such as interior panels, seat cushions, and floor mats.
Azodicarbonamides use helps reduce the overall weight of vehicles, improving fuel efficiency.
In the production of consumer electronic devices, Azodicarbonamide can be used to create lightweight and shock-absorbing components, protecting delicate electronic components from damage during shipping and handling.
Foam packaging materials produced with Azodicarbonamide are commonly used to protect fragile and sensitive items during shipping.
These materials provide cushioning and shock absorption to prevent damage during transport.
Manufacturers often tailor the foam properties by adjusting the formulation of Azodicarbonamide and other additives to meet specific requirements.
Azodicarbonamide can be used in the construction industry to produce lightweight building materials, such as insulation boards, foam blocks, and roofing materials.
These materials provide thermal insulation and reduce construction costs due to their lightweight nature.
Azodicarbonamide is sometimes used in the production of EVA foam, a versatile material used in various applications, including sports equipment, footwear, and children’s toys.
Azodicarbonamide enhances the foam’s properties, making it suitable for cushioning and shock absorption.
Azodicarbonamide has been used in agriculture to create foamed products for agricultural and horticultural applications, such as seed trays and protective packaging for plants.
Typical Properties of Azodicarbonamide:
Physical Properties:
Appearance: Yellow to orange-red crystalline powder
Melting Point: Decomposes above 200°C
Density: Approximately 1.65 g/cm³
Solubility: Insoluble in water, slightly soluble in dimethylformamide (DMF) and dimethyl sulfoxide (DMSO)
Chemical Properties:
Chemical Formula: C2H4N4O2
Molecular Weight: 116.08 g/mol
Decomposition: Decomposes upon heating, releasing nitrogen, carbon monoxide, carbon dioxide, and ammonia gases
Reactivity: Stable under normal conditions; decomposes upon heating or under acidic or basic conditions
Functional Properties:
Blowing Agent: Azodicarbonamide is used as a foaming agent in the production of foamed plastics such as PVC, EVA, and polyolefins
Food Additive: Azodicarbonamide is used as a dough conditioner in the bakery industry (though its use is banned in some regions)
Crosslinking Agent: In the rubber and plastics industries, Azodicarbonamide serves as a crosslinking agent
Safety Profile of Azodicarbonamide:
In industrial settings where Azodicarbonamide is used, safety precautions are essential.
Workers who handle the compound or work with products containing Azodicarbonamide should use appropriate protective equipment, such as gloves and masks, to minimize inhalation or skin contact.
Proper ventilation and adherence to safety guidelines are crucial to prevent potential health risks associated with exposure to the compound in its raw form.
In some cases, Azodicarbonamide may cause allergic reactions in sensitive individuals.
Azodicarbonamide’s important for manufacturers to label products containing Azodicarbonamide, so individuals with known sensitivities or allergies can avoid them.
The decomposition of Azodicarbonamide during Azodicarbonamide’s industrial use or disposal can release potentially harmful gases into the environment.
Some environmental concerns have been raised about the impact of these emissions on air quality.
Ongoing research and safety evaluations are conducted by regulatory agencies and scientific organizations to assess the potential health risks associated with Azodicarbonamide and its breakdown products.
As a result, regulatory standards and recommendations may evolve over time based on new findings.
Identifiers of Azodicarbonamide:
Chemical Formula: C2H4N4O2
Molecular Weight: 116.08 g/mol
CAS Number: 123-77-3
EC Number (EINECS): 204-650-8
Properties of Azodicarbonamide:
Melting point: 220-225 °C (dec.)(lit.)
Boiling point: 217.08°C (rough estimate)
Density: 1.65
vapor pressure: 0Pa at 25℃
refractive index: 1.4164 (estimate)
Flash point: 225 °C
storage temp.: Flammables area
solubility: water: soluble0.033g/L at 20°C
pka: 14.45±0.50(Predicted)
form: Solid
color: Orange-red powder or crystals
Odor: odorless
Water Solubility: SOLUBLE IN HOT WATER
Merck : 14,919
BRN: 1758709
Stability: Highly flammable. Incompatible with strong oxidizing agents, strong acids, strong bases, heavy metal salts.
InChIKey: XOZUGNYVDXMRKW-AATRIKPKSA-N
LogP: -1.148 (est)
Names of Azodicarbonamide:
IUPAC Name:
Diazenedicarboxamide
Other Names:
ADA
Azobisformamide
1,1′-Azobisformamide
Azobis(carbonamide)