Rubidium Chloride CAS 7791-11-9
Factory wholesale Rubidium Chloride CAS 7791-11-9
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- Purity:99.8%
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Name: Rubidium Chloride
CAS: 7791-11-9
MOQ: 1KG
Directory Guidance on Rubidium Chloride
Chemical Structure
Basic Info:
| Melting Point | 715 °C (lit.) |
| Boiling Point | 1390 °C |
| Bulk Density | 1000-1200kg/m3 |
| Density | 2.8 g/mL at 25 °C (lit.) |
| Refractive Index | 1.493 |
Rubidium Chloride Introduction:
Rubidium Chloride is a compound that plays an important role in the field of inorganic chemistry. It is in the form of a white crystalline powder with good water solubility, which enables it to participate in the reaction process conveniently in a variety of chemical reaction systems.
From the perspective of chemical structure, Rubidium Chloride is composed of rubidium ions and chloride ions bonded by ionic bonds. The strong alkalinity of rubidium ions and the strong oxidizing property of chloride ions give it unique chemical properties, which enable it to exhibit diverse reaction behaviors under different chemical reaction conditions.
In terms of physical properties, Rubidium Chloride has a high melting point and boiling point, which enables it to maintain a relatively stable chemical state in some chemical processes that require a high temperature environment. It has a moderate density and can be evenly dispersed when mixed with other substances, so as to better participate in the reaction process.
The history of Rubidium Chloride can be traced back to the late 19th century, when the discovery of rubidium laid the foundation for its preparation. With the continuous development of the chemical industry, people have gradually realized its important value in many fields. In the field of chemical research, it is often used as a chemical reagent for the synthesis of a series of organic and inorganic compounds with special properties.
In the process of preparing Rubidium Chloride, the method of direct reaction of rubidium metal with chlorine gas or the reaction of rubidium salt with hydrogen chloride gas is usually used for synthesis. These preparation methods require strict control of reaction conditions, such as temperature, pressure and the ratio of reactants, to ensure that the product is obtained with high purity. In recent years, with the continuous deepening of its research, scientists are also exploring more efficient and environmentally friendly preparation processes to meet the growing market demand.
Nature and Specifications:
| Item | Specification |
| Product Name | Rubidium Chloride |
| CAS No. | 7791-11-9 |
| Appearance | Powder |
| Shelf Life | 2 years |
| Packing | As Your Requirements |
| Form | beads |
| Color | White |
| Specific Gravity | 2.8 |
| PH | 5.0-8.0 (25℃, 1M in H2O) |
Product service:
- Certificate Of Analysis (COA)
- Material Safety Data Sheet (MSDS)
- Route of synthesis (ROS)
- Method of Aanlysis (MOA)
- Nuclear Magnetic Resonance (NMR)
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- Free Sample
- Factory audit
The Application Situation Of Rubidium Chloride
In the fields of electronics and optoelectronics, the application of Rubidium Chloride is particularly prominent. As an important source of rubidium, high-purity this product is widely used in the preparation of rubidium vapor light sources, which are indispensable in optical fiber communication, laser technology and spectral analysis instruments.
For instance, the specific wavelength light emitted by rubidium lamps can be used to calibrate optical equipment, and their stability and monochromaticity are significantly superior to those of ordinary light sources. In addition, it serves as a flux in the crystal growth process, which can reduce the density of crystal defects and enhance the electrical properties of semiconductor materials. In the preparation of thin-film solar cells, its solution can be used as an interface modification layer material, effectively improving the photoelectric conversion efficiency.
Nuclear energy and nuclear medicine are another important application direction of Rubidium Chloride. The isotope of rubidium, ⁸⁷Rb, has a relatively long half-life (about 49 billion years) and can be used as a tracer in nuclear waste treatment to help monitor the migration path of radioactive substances.
In the medical field, the positron emission characteristics of ⁸²Rb (with a half-life of 75 seconds) are utilized, and its labeled compounds are used in PET-CT imaging to precisely locate cardiovascular diseases or tumor lesions. This non-invasive diagnostic technique is highly favored in clinical practice due to its high sensitivity and fast imaging speed. For example, in some asymmetric catalytic reactions, its synergistic effect with chiral ligands can achieve up to 99% enantiomeric excess.
In the chemical industry, the catalytic effect of Rubidium Chloride cannot be ignored. In organic synthesis reactions, Rb⁺ can activate specific functional groups through cationic -π interactions, significantly enhancing the reaction rate and selectivity. For instance, in some asymmetric catalytic reactions, its synergistic effect with chiral ligands can achieve up to 99% enantiomer excess values.
In the field of polymer materials, as an ionic conductor additive, it can improve the ion mobility of solid electrolytes, which is of great significance for the development of high energy density lithium batteries. In terms of environmental protection, Rubidium Chloride solution can be used in the flue gas desulfurization process, and its efficiency in absorbing sulfur dioxide is more than 30% higher than that of traditional alkali solutions.
The demand for Rubidium Chloride in the field of scientific research continues to increase. In quantum computing research, the preparation of ultracold rubidium atomic systems relies on the high-purity product as the initial material for evaporative cooling. In condensed matter physics experiments, its crystals are used as a model system for studying the phonon mode of ionic crystals.
In analytical chemistry, it is widely used as an internal standard in atomic absorption spectrometry, and the linearity of its standard curve can reach above 0.999. In recent years, with the development of supramolecular chemistry, its potential in constructing molecular machines and smart materials has gradually emerged, such as self-healing hydrogels based on Rb⁺ coordination.
The Advantages Of Rubidium Chloride
Analyzed from the perspective of material properties, the core advantage of Rubidium Chloride lies in its unique physicochemical properties. As the alkali metal chloride with the largest ionic radius, Rb⁺ has a relatively weak polarization ability, which enables it to maintain structural stability even in high-temperature or strong electric field environments. Compared with sodium chloride or potassium chloride, its melting point is higher (715℃ vs. 801℃/776℃), which gives it a broader application window in high-temperature molten salt systems. Meanwhile, its solubility in water reaches 91 g/100mL (at 20℃), far exceeding that of most alkali metal chlorides, which provides convenience for the preparation of high-concentration solutions.
Purity and quality control are another major competitive advantage of Rubidium Chloride products. Through the combination of multi-stage crystallization process and regional melting technology, modern production processes can control the content of metal impurities (such as K⁺, Ca²⁺) below 1 ppm and the content of anionic impurities (such as SO₄²⁻, NO₃⁻) below 5 ppm. This ultra-high purity characteristic is crucial for high-end applications such as semiconductor manufacturing and nuclear medicine. In response to the demands of different industries, suppliers can provide a full range of products from industrial grade (99%) to electronic grade (99.999%), and ensure batch consistency through detection methods such as ICP-MS and XRD. In addition, its hygroscopicity is significantly lower than that of rubidium bromide or rubidium iodide, which greatly reduces the risk of quality deterioration during storage and transportation.
From the perspective of economic benefits, the comprehensive cost advantage of Rubidium Chloride is increasingly prominent. Although the natural abundance of rubidium resources is relatively low, the raw material cost has decreased by approximately 40% compared to ten years ago through the improvement of ore purification processes (such as the combined method of ion exchange and solvent extraction). At the application end, its catalytic efficiency can reach 5 to 8 times that of traditional catalysts, which means that the dosage can be reduced by more than 80% under the same reaction scale. For example, in a specific polymerization reaction, adding 0.1% of this product can reduce the molecular weight distribution index of the product from 2.5 to 1.8. Life cycle assessment shows that the process using Rubidium Chloride as a co-catalyst has a 22% lower carbon emission intensity than the traditional process, which is in line with the industrial upgrading requirements under the global carbon reduction trend.
Environmental adaptability and safety have further enhanced the market competitiveness of Rubidium Chloride. Its LD50 (oral administration in rats) value is 4440 mg/kg, which belongs to a low-toxicity substance and is much lower than that of most transition metal compounds. In industrial wastewater treatment, it can be recycled and reused through a simple sedimentation method, with a recovery rate of over 95%. Compared with catalysts containing heavy metals, its environmental risks are significantly reduced, which makes it easier to pass the review of environmental protection regulations in various countries. Furthermore, Rubidium Chloride demonstrates excellent stability in extreme environments: Experimental data show that after being stored in an environment of 150℃ and 85% humidity for 1000 hours, its purity only decreases by 0.03%, which provides a reliable guarantee for applications in tropical or Marine climate regions.
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Related References:
Chemicalbook-Rubidium Chloride
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