Molybdenum Trioxide CAS 1313-27-5
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Molybdenum Trioxide CAS 1313-27-5

Molybdenum Trioxide CAS 1313-27-5

Product Code: BM-1-2-036
English Name: Molybdenum Trioxide
CAS No.: 1313-27-5
Molecular formula: MoO3
Molecular weight: 143.94
EINECS No.: 215-204-7
MDL No.:MFCD00003469
Hs code: 28273985
Analysis items: HPLC>99.0%, LC-MS
Main market: USA, Australia, Brazil, Japan, Germany, Indonesia, UK, New Zealand , Canada etc.
Manufacturer: BLOOM TECH Changzhou Factory
Technology service: R&D Dept.-4

Shaanxi BLOOM Tech Co., Ltd. is one of the most experienced manufacturers and suppliers of molybdenum trioxide cas 1313-27-5 in China. Welcome to wholesale bulk high quality molybdenum trioxide cas 1313-27-5 for sale here from our factory. Good service and reasonable price are available.

 

Molybdenum trioxide is an inorganic substance with the molecular formula MoO3, CAS 1313-27-5, and a molecular weight of 144. The color ranges from white to gray, dark green, and turns yellow when heated. Slightly soluble in water, soluble in concentrated nitric acid and hydrochloric acid, easily soluble in concentrated alkali. It turns yellow when heated and returns to its original state when cooled, with significant sublimation even below the melting point. Insoluble in water, soluble in ammonia and strong alkali. Reacts with alkaline solutions and many metal oxides to produce molybdates and polymolybdates. It can be prepared by burning molybdenite (MoS2) or adding hydrochloric acid to ammonium molybdate to precipitate molybdic acid and then heating and melting it, or by directly calcining ammonium molybdate.

Product Introduction

Chemical Formula

MoO3

Exact Mass

146

Molecular Weight

144

m/z

146 (100.0%), 144 (69.1%), 143 (66.0%), 140 (61.5%), 148 (39.9%), 145 (39.6%), 142 (38.3%)

Elemental Analysis

Mo, 66.66; O, 33.34

CAS 1313-27-5 molybdenum trioxide structure | Shaanxi BLOOM Tech Co., Ltd

molybdenum trioxide | Shaanxi BLOOM Tech Co., Ltd

It is mainly used for the determination of proteins, phenols, arsenic, lead, bismuth, etc. It can also be used as a reducing agent for phosphorus pentoxide, arsenic trioxide, hydrogen peroxide, phenols, and alcohols. It can also be used for the preparation of molybdenum salts and molybdenum alloys.

On October 27, 2017, the list of carcinogens released by the international agency for research on cancer of the World Health Organization was preliminarily sorted out for reference. Molybdenum trioxid was included in the list of 2B carcinogens.

Usage

Molybdenum trioxide (MoO3), as an important inorganic compound, has shown extensive application value in multiple fields. Its unique physical and chemical properties, such as catalytic activity, optical properties, conductivity, etc., make it an indispensable material in many industrial and technological fields.

molybdenum trioxide field | Shaanxi BLOOM Tech Co., Ltd

Application in the field of catalysts

(1) Petrochemical industry
In the petrochemical industry, it is a key catalyst for various important reactions. For example, in the process of synthesizing lubricating oil, it can promote the reaction and improve the yield and quality of lubricating oil. In reforming reactions, it can alter the molecular structure of reactants, resulting in products with better properties and applications. In the oxidative dehydrogenation reaction, the reaction rate can be accelerated, the selectivity of the target product can be improved, thereby enhancing production efficiency and economic benefits.

In addition, it can also be used for petroleum catalytic cracking to help produce gasoline, diesel, and other cracking products, playing an irreplaceable role in the refining process.

(2) Organic synthesis field
In the field of organic synthesis, it also has a wide range of applications. It is commonly used as a catalyst to promote the formation of carbon oxygen and carbon carbon bonds, accelerate reaction rates, and increase yields. For example, in the synthesis reactions of some organic compounds, the activation energy of the reaction can be reduced.

molybdenum trioxide cracking | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide uses | Shaanxi BLOOM Tech Co., Ltd

Allowing the reaction to proceed under milder conditions, thereby improving the efficiency of the reaction and the purity of the product. Meanwhile, it can also serve as an oxidant, dehydrator, and dopant for heteroatoms, playing an important role in organic synthesis. For example, in oxidation reactions, it can oxidize certain functional groups in organic compounds to the desired functional groups; In dehydration reactions, it can promote the removal of water, leading the reaction towards the generation of the target product; In heteroatom doping reactions, it can introduce other atoms to alter the electronic structure and properties of organic compounds.

(3) Environmental protection field
In the field of environmental protection, it can be used as a catalyst for environmental related reactions such as exhaust gas treatment. For example, in some industrial waste gas treatment processes, catalysts can promote the oxidation and decomposition of harmful gases, converting them into harmless substances and reducing environmental pollution. It can also be used for certain reactions in wastewater treatment, improving the removal efficiency of pollutants and enhancing water quality through catalytic action.

molybdenum trioxide environmental | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide science | Shaanxi BLOOM Tech Co., Ltd

Applications in the field of materials science

(1) Positive electrode material for lithium-ion batteries
Can be used as a positive electrode material for the preparation of lithium-ion batteries. During the charging and discharging process of lithium-ion batteries, the positive electrode material can reversibly embed and release lithium ions, thereby achieving the storage and release of electrical energy. Compared with traditional positive electrode materials, positive electrode materials have higher specific capacity and better cycling stability.

Its higher specific capacity means that the battery can store more electrical energy, thereby improving the battery's endurance; Good cycling stability ensures that the battery can maintain high performance after multiple charge and discharge cycles, extending the battery's lifespan.

(2) Optical thin films and optoelectronic devices
The optical properties of molybdenum trioxide make it an important material for preparing optical thin films and optoelectronic devices.

molybdenum trioxide electronical | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide filters | Shaanxi BLOOM Tech Co., Ltd

In terms of optical thin films, they have good optical transmittance and refractive index, and can be used to prepare various optical filters, mirrors, etc. By controlling the thickness and structure of MoO3 thin films, selective transmission or reflection of light of different wavelengths can be achieved, thereby meeting the needs of various optical systems. In terms of optoelectronic devices, they can be used to prepare photodetectors, solar cells, etc. Its photoelectric performance enables it to convert light energy into electrical energy, providing the possibility for improving the performance of optoelectronic devices.

(3) High temperature and corrosion-resistant ceramic products
This high-purity product can be used to produce ceramic products that are resistant to high temperatures and corrosion. It has good mechanical properties and wear resistance, suitable for manufacturing high-end ceramic products such as ceramic cutting tools, ceramic ceramics, etc. Ceramics can maintain stable structure and properties in high temperature environments, and are not easily deformed or damaged; In corrosive media, it can also resist the erosion of chemical substances and extend the service life of ceramic products.

molybdenum trioxide tools | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide materials | Shaanxi BLOOM Tech Co., Ltd

Application in the field of electronic devices

(1) Field emission materials
Can be used to prepare field emission materials. Field emission materials have important applications in fields such as electron microscopy and vacuum electronic devices. Field emission materials have excellent field emission performance and can emit a large number of electrons at low electric field strengths. The stability of its field emission performance is good, and it can maintain a relatively stable emission current during long-term operation, providing a guarantee for the performance improvement of related devices.

(2) Thin-film transistor
There are also certain applications in the preparation of thin film transistors. It can be used as an electrode material or functional layer material for thin film transistors, affecting the electrical performance of the transistor. For example, as an electrode material, it has good conductivity, can effectively transfer charges, and improve the switching speed and current driving ability of transistors; As a functional layer material, it can adjust parameters such as threshold voltage and carrier mobility of transistors, thereby optimizing their performance.

molybdenum trioxide materials | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide application | Shaanxi BLOOM Tech Co., Ltd

(3) Optoelectronic components
It can also be applied to optoelectronic devices. Its excellent optoelectronic performance makes it play an important role in the conversion and transmission of optical signals. For example, in photoelectric sensors, optical signals can be converted into electrical signals to achieve detection and measurement of optical signals; In optical communication devices, it can be used to prepare optical modulators, optical switches, etc., to achieve modulation and control of optical signals.

Application in the field of coatings and pigments

(1) Anti-corrosion coating
It can be added as an additive to anti-corrosion coatings to improve their weather resistance and corrosion resistance. In anti-corrosion coatings, it can interact with other components in the coating to form a dense protective film that prevents external oxygen, moisture, and corrosive media from contacting the substrate, thereby extending the service life of the substrate. At the same time, it can also improve the hardness and adhesion of the coating, making it more durable and heat-resistant.

molybdenum trioxide pigments | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide glaze | Shaanxi BLOOM Tech Co., Ltd

(2) Enamel glaze pigment
Can be used as enamel pigment to give enamel products different colors and luster. In the production process of enamel products, pigments can be evenly dispersed in the glaze, and after high-temperature firing, stable colors are formed. Its bright and durable color can meet the appearance needs of different consumers for enamel products.

Application in the fields of metal processing and alloy preparation

(1) Raw materials for producing molybdenum and alloy steel
It can be used as a raw material for producing materials such as molybdenum and alloy steel. In the process of metal smelting, it is converted into metallic molybdenum through a reduction reaction. Molybdenum metal has advantages such as high melting point, high strength, and good corrosion resistance, and is widely used in fields such as aerospace, electronics, and chemical engineering. Adding an appropriate amount of molybdenum metal in the preparation of alloy steel can improve.

molybdenum trioxide steel | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide raw materials | Shaanxi BLOOM Tech Co., Ltd

Its hardness, strength, and heat resistance, and enhance its performance.

(2) Powder metallurgy raw materials
In the metallurgical industry, it is used as a powder metallurgy raw material to produce various molybdenum metal materials. Powder metallurgy technology is a process of producing products by pressing and sintering metal powders or mixtures of metal and non-metal powders. After reduction and other treatments, fine metal molybdenum powder can be obtained, which has good formability and sintering properties, and can be used to prepare molybdenum metal products with complex shapes and excellent properties.

Application in the field of medicine

(1) Preparation of pharmaceutical materials
It has antibacterial and antioxidant properties and can be used to prepare pharmaceutical materials, antibacterial drugs, and antioxidants. In terms of pharmaceutical material preparation, it can be combined with other materials to produce biomedical materials with special functions. For example, it can be used to prepare dressings with antibacterial properties, reducing the risk of wound infection; It can also be used to prepare drug carriers with antioxidant properties, improving the stability and efficacy of drugs.

molybdenum trioxide drug | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide devices | Shaanxi BLOOM Tech Co., Ltd

(2) Medical device manufacturing
Can be used to manufacture medical devices, such as implantable medical devices, medical ceramics, etc. It has good biocompatibility and corrosion resistance, and is suitable for the production of medical devices. In implantable medical devices, materials can be well compatible with human tissues, reducing the occurrence of rejection reactions; In terms of medical ceramics, it can be used to prepare artificial joints, dental implants, etc. Its high strength and wear resistance can meet the requirements of medical devices.

Application in the glass industry

(1) Glass coloring agent
Can be used as a coloring agent for glass, giving it different colors and luster. In the glass production process, adding an appropriate amount of three can make the glass appear in different shades such as yellow and orange. By controlling the amount of addition and process conditions, the color depth and color of glass can be adjusted to meet the color requirements of fields such as architecture, decoration, and optics.

molybdenum trioxide glass | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide functional glass | Shaanxi BLOOM Tech Co., Ltd

(2) Preparation of special functional glass
In addition to serving as a coloring agent, it can also be used to prepare glass with special functions. For example, in some optical glasses, adding can adjust the refractive index and dispersion performance of the glass, improving the optical quality of the optical glass; In some radiation resistant glass, it can absorb or shield radiation of a certain wavelength, providing protection.

Applications in other fields

(1) In the field of chemical analysis
It can be used for colorimetric determination of substances such as blood glucose, protein, phenol, arsenic, lead, bismuth, and can also be used for alkaloid testing. In chemical analysis, specific chemical reactions can occur with the substance being tested, producing color changes or other detectable signals. By comparing with the standard curve, the content of the substance being tested can be accurately determined. Its sensitivity and accuracy are high, which can meet different analysis needs.

molybdenum trioxide chemical analysis | Shaanxi BLOOM Tech Co., Ltd
molybdenum trioxide use | Shaanxi BLOOM Tech Co., Ltd

(2) Flame retardant and smoke suppressant
It has dual functions of flame retardancy and smoke suppression, and is an effective flame retardant and smoke suppressant. It can be used in combination with other flame retardants to reduce costs, improve flame retardancy, and reduce smoke emissions. Adding molybdenum trioxide flame retardant and smoke suppressant to some polymer materials can suppress the combustion reaction and reduce the spread of flames when the material encounters a fire source; At the same time, it can also reduce the amount of smoke generated and improve the fire safety of materials, making it more effective for materials such as chlorine containing adhesives.

(3) Solid lubricating base film
In mechanical parts, it can be used as a bottom film for solid lubrication. During mechanical motion, solid lubricating film can reduce friction and wear between parts, improve the operational efficiency and reliability of machinery. Solid lubricating base film has good adhesion and wear resistance, and can maintain stable lubrication performance in harsh environments such as high temperature and high pressure.

molybdenum trioxide film | Shaanxi BLOOM Tech Co., Ltd

As an important inorganic compound, it has a wide range of applications in catalysts, materials science, electronic devices, coatings and pigments, metal processing and alloy preparation, medicine, glass industry, and many other fields. Its unique physical and chemical properties provide strong support for the development of various fields.

Manufacture Information

Molybdenite concentrate is crushed to 60 ~ 80 mesh by ammonium molybdate thermal decomposition method, put into a roasting furnace, oxidized and roasted at 500 ~ 550 ℃, leached with ammonia, and the ammonium molybdate solution is obtained. After removing impurities, it is heated to 40 ~ 45 ℃, and then mixed with nitric acid to neutralize to ph=1.5 to form ammonium octamolybdate precipitation. After filtration, centrifugation and dehydration, it is dissolved in ammonia at 70 ~ 80 ℃, then evaporated and concentrated to obtain ammonium paramolybdate, which is then thermally decomposed at 550 ~ 600 ℃, Get finished molybdenum trioxide.

 

In the laboratory, molybdenum trioxid is prepared by oxidation of molybdenum disulfide:

6

 

In the laboratory, molybdenum trioxid hydrate can be prepared by acidification of sodium molybdate solution, and then dried to obtain:

7

 

Molybdenum trioxid is soluble in alkali to form molybdate.

MoO3+ 2NH3.H2O → (NH4)2MoO4+ H2O

 

Molybdenum trioxid reacts with hydrogen at high temperature, and the final product is metallic molybdenum. Metal molybdenum is produced by this method:

MoO3+ 3H2→ Mo + 3H2O

 

Molybdenum blue can be obtained by reducing molybdate with zinc in solution.

FAQ
 

Is molybdenum toxic to humans?

Molybdenum is an essential trace mineral required in tiny amounts for human health but can be toxic at very high exposure levels, primarily through industrial, occupational, or extreme dietary intake. Symptoms include gout-like symptoms, joint pain, kidney damage, and anemia. Toxicity is rare in daily life because the human body efficiently excretes excess amounts.

 

Key Facts on Molybdenum Toxicity

Essential vs. Toxic: While needed for enzymes to function, excess molybdenum can lead to high uric acid levels (hyperuricemia) or gout-like symptoms.

Exposure Sources: The main risk is industrial exposure (mining, metalworking) to molybdenum dust and fumes.

Symptoms: Reported effects of high exposure include joint pain, fatigue, headaches, decreased appetite, and potential damage to the liver and kidneys.

Mechanism: High molybdenum intake can disrupt copper metabolism, causing copper deficiency.

Tolerable Upper Intake Level (UL): The Food and Nutrition Board at the National Academies has set the maximum daily intake for adults at 2,000 mcg, with lower limits for children.

What is the use of molybdenum trioxide?

It is used in the production of steel, as it helps to increase the steel's strength and corrosion resistance. It is also an essential additive in the manufacturing of alloys, such as stainless steel, nickel-based superalloys, and tool steels.

 

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