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HS Code |
383941 |
| Chemical Name | Tris(2,2'-bipyridine)ruthenium(II) dichloride |
| Formula | C30H24Cl2N6Ru |
| Molar Mass | 596.52 g/mol |
| Cas Number | 15158-62-0 |
| Appearance | Orange-red crystalline solid |
| Solubility In Water | Soluble |
| Melting Point | Decomposes above 300°C |
| Oxidation State Of Ruthenium | +2 |
| Coordination Geometry | Octahedral |
| Absorption Maximum | 452 nm (in water) |
| Charge | 2+ (as complex cation) |
| Density | 1.48 g/cm³ |
| Synonyms | Ru(bpy)3Cl2 |
| Storage Conditions | Store at room temperature, protected from light |
As an accredited Tris(2,2'-bipyridine)ruthenium(II) dichloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 1-gram Tris(2,2'-bipyridine)ruthenium(II) dichloride is packaged in a sealed amber glass vial, clearly labeled for laboratory use. |
| Container Loading (20′ FCL) | For 20′ FCL: Tris(2,2'-bipyridine)ruthenium(II) dichloride securely packed in sealed drums, protected from moisture and sunlight, with proper labelling. |
| Shipping | Tris(2,2'-bipyridine)ruthenium(II) dichloride should be shipped in tightly sealed containers, protected from light and moisture. The packaging must comply with relevant chemical transport regulations and include proper labeling for hazardous materials. Handle with care to prevent spills; avoid extreme temperatures during transit to maintain product stability and integrity. |
| Storage | Tris(2,2'-bipyridine)ruthenium(II) dichloride should be stored in a tightly sealed container, protected from light, in a cool, dry place. Avoid exposure to moisture and strong oxidizing agents. The container should be clearly labeled and stored in a well-ventilated area, preferably inside a dedicated chemicals storage cabinet to minimize risk of contamination and degradation. |
| Shelf Life | Tris(2,2'-bipyridine)ruthenium(II) dichloride is stable for several years when stored in a cool, dry, and dark place. |
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Purity 99%: Tris(2,2'-bipyridine)ruthenium(II) dichloride with purity 99% is used in photoredox catalysis experiments, where it ensures high quantum efficiency and reproducible catalytic cycles. Molecular Weight 748.52 g/mol: Tris(2,2'-bipyridine)ruthenium(II) dichloride of molecular weight 748.52 g/mol is used in electrochemiluminescence sensors, where precise molar mass contributes to consistent analytical calibration. Light Absorption λmax 452 nm: Tris(2,2'-bipyridine)ruthenium(II) dichloride with light absorption λmax 452 nm is used in luminescent dye lasers, where strong absorption enables efficient energy conversion. Stability Temperature up to 150°C: Tris(2,2'-bipyridine)ruthenium(II) dichloride stable up to 150°C is used in high-temperature photochemical reactions, where thermal stability prevents degradation and loss of activity. Particle Size <5 μm: Tris(2,2'-bipyridine)ruthenium(II) dichloride with particle size <5 μm is used in thin-film coating formulations, where fine dispersion leads to uniform film morphology and enhanced optical properties. Solubility in Water >10 mg/mL: Tris(2,2'-bipyridine)ruthenium(II) dichloride with solubility in water >10 mg/mL is used in aqueous-based cell imaging assays, where high solubility allows for homogeneous fluorescent labeling. Electrochemical Stability Window 2.2 V: Tris(2,2'-bipyridine)ruthenium(II) dichloride with an electrochemical stability window of 2.2 V is used in redox flow batteries, where broad stability enables extended cycling and charge retention. Melting Point 260°C: Tris(2,2'-bipyridine)ruthenium(II) dichloride with melting point 260°C is used in solid-state light-emitting devices, where high melting point ensures device longevity under operating conditions. |
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Tris(2,2'-bipyridine)ruthenium(II) dichloride, often called Ru(bpy)3Cl2, stands as one of those compounds that bridges classic chemistry with new frontiers in material science and analytical research. Working directly with ruthenium complexes, we have learned to recognize purity through more than just numbers on a certificate. Precision in the synthesis, careful coordination of each bipyridine ligand, and monitoring loss on drying or subtle hue differences between batches help us qualify every gram we ship.
Glass reactors charged with high-purity ruthenium trichloride hydrate demand careful monitoring. Success during the reflux with bipyridine gives a deep, rich orange-red that signals solid coordination. Any deviation, whether from slight impurity in starting reagents or shortcomings in washing steps, reveals itself immediately by color shifts or persistent trace ions. Our chemists have spent years perfecting the washing and recrystallization steps, especially when working at scale. Remaining chlorinated counterions, if not controlled, affect both solubility and emission properties—a fact often clear only to those handling the compound from the raw state onward.
Most researchers ask for Ru(bpy)3Cl2 in hydrate form, which retains just the right level of moisture to stay manageable, but not so much as to interfere in downstream applications. During the drying stage, we use gentle vacuum and low heat to avoid altering the complex. The vibrant reddish-orange crystals show a melting/decomposition point above 300°C, which reflects positive indications of integrity in the chelation around the ruthenium core. Our product has been confirmed through elemental analysis and tested in spectrophotometers to track its signature absorption peak near 452 nm, which always stands out as a marker of successful preparation.
From handling shipment-sized batches, we have found that the tactile feel of freshly dried Ru(bpy)3Cl2 hydrate reveals just as much as an assay. Clumping or glassiness signals over-drying or incomplete removal of by-products. Rigorous attention extends to batch documentation with full traceability. Every lot carries chromatograms, purity reports, and emission spectra for customers running sensitive photophysical experiments or analytical applications.
Ru(bpy)3Cl2 changed the landscape of photoactive and redox chemical systems, giving scientists reliable access to a stable, water-compatible luminescent source. Electrochemiluminescence (ECL) and photochemical studies regularly rely on this complex. Its photostability and predictable response to light excitation have made it a benchmark for analytical chemists working on single molecule detection and immunoassays. In many advanced biological and medical sensor systems, its compatibility with aqueous or nonaqueous environments brings clear signal differentiation that outperforms many organic fluorophores.
In our experience, the adaptability into different solvents matters as much as the light emission profile. Organic or aqueous media both allow consistent complex dissociation and recombination, avoiding solubility bottlenecks or slow response times that can trouble less refined luminescent salts. Researchers working in catalysis and solar energy value this versatility, especially with ongoing work in dye-sensitized solar cells. Careful batch-to-batch consistency in emission and absorption characteristics saves scientists time and lets them tweak only the variables of interest.
Ru(bpy)3Cl2 occupies a league distinctly apart from classical coordination compounds. We have handled copper or iridium analogues under similar synthesis protocols and the behavioral contrasts are clear. Ruthenium’s unique d-orbital configuration, amplified by the arrangement of bipyridine ligands, gives rise to an emission lifetime and intensity unmatched by transition metal complexes like copper phenanthrolines or Ir(ppy)3. Not only does Ru(bpy)3Cl2 withstand photodegradation longer, it also resists redox cycling that tends to deactivate other visible-light catalysts over time. Stability at room temperature translates into ease of storage and handling for both academic and industrial applications.
Large-scale manufacturing reveals subtle technical details not always evident at the bench. For example, maintaining exact stoichiometry between ruthenium and bipyridine across 10-kilogram batches often means longer stir times and precise pH control. Even small amounts of trichloride carry-over will affect the photochemistry—a lesson that years of scale-up experiments have reinforced. As a manufacturer, eliminating batch variability through inline spectroscopic QA provides far better reliability than random sampling after the fact. These practices ensure that each shipment behaves predictably, whether going into new polymers, diagnostic kits, or physical chemistry labs.
Direct conversations with project leads in photochemistry have taught us the central value of emission repeatability. In optical sensor platforms, where differences of a few nanometers in emission spectra mark the line between a viable prototype and an unreliable tool, trace impurities or incorrect hydration affect everything. Analytical teams developing ECL-based immunoassays routinely ask about spectral purity and ionic contaminants. We designed our washing protocols to limit leaching or co-precipitation of extraneous ions—copper and iron contamination from old glassware carry more risk to signal background than many realize. With Ru(bpy)3Cl2, strict manufacturing discipline keeps emission clean and reproducible.
Some applications force us to think beyond shelf-stability. For teams designing single-use diagnostic cassettes, perfect dissolution rate trumps many other factors. Adjustments in crystallization practices allow us to fine-tune granularity for convenience, supporting easy weighing and dispensing at the sub-milligram level. Whether packing 100-gram research jars or handling multi-kilo process drums, each batch gets scrutinized until crystal habit and flow match expectations.
Long experience with international logistics shows that Ru(bpy)3Cl2 falls under specialized transport guidelines due to its transition metal content. Sourcing raw ruthenium salts above 99.9% purity has become more stringent with global regulatory updates. We invest in upstream controls and supplier audits to ensure elemental quality never drops. Too often, low-cost or repackaged materials fail spectrophotometric or emission purity standards that high-end applications demand. Shipping hydrated forms, we have optimized for minimal caking and moisture retention, so even after extended customs clearance times, the material still meets customer needs upon arrival.
We remain committed to transparency about origin and processing history. Full audit trails and batch histories, verified through third-party labs, accompany each order. Our team sees direct communication with regulators as a safeguard for both supply integrity and user confidence, especially for medtech and biotechnology partners balancing risk and innovation in new product launches.
Researchers pursuing single-photon counting, photo-induced electron transfer studies, or synthetic catalysis challenge us to push batch purity, packing quality, and documentation standards. Unpredictable solubility or light emission shifts have ruined the work of too many labs using less reliable sources. Structured feedback loops from chemists and analysts guide continual improvements at all manufacturing points. Whether a customer reports a lag in redissolution, subtle spectral drift, or difficulty dissolving after long-term storage, we can track possible causes back to process, packaging, or shipping environment.
In the past, trace chloride or sodium residues from improper filtration complicated HPLC and fluorimeter calibration. We redesigned our washing regimen, upgrading filter porosity and extending rinse cycles to near-complete removal of adventitious inorganic salts. Over time, we also adapted the packing line to flush nitrogen into containers sealed for long-distance transport, preventing oxidation and preserving the vivid luminescence customers depend on for their assays.
Some commercial suppliers offer Ru(bpy)3(PF6)2 or Ru(bpy)3(SO4) form, anticipating special solubility or counterion patterns. Our tests show most classic ECL or photoredox applications perform equally well with the dichloride when batch quality is strictly controlled. PF6 and SO4 counterions may marginally alter solubility or cost, but they usually do not confer distinct photophysical advantages for the majority of users. Chloride salt offers superior water compatibility, which matches up well for bioanalytical applications and easy buffer exchange. Most trial programs revert to the dichloride after piloting alternatives, citing greater convenience and less handling difficulty.
Iridium and platinum analogues, increasingly fashionable in solar and OLED materials research, reflect less visible emission in water and usually cost more to prepare. Our direct experience shows Ru(bpy)3Cl2 outperforms both in terms of ambient stability and emission sharpness. Bulk orders for molecular electronics usually return to the ruthenium standard after exhaustive screening cycles, echoing our findings in reproducibility and lower failure rates.
Manufacturing high-quality Ru(bpy)3Cl2 for research, diagnostics, and advanced materials continues to challenge our technical limits. Process improvements arise from honest conversations with users about successes and failures, and this feedback drives our decision to double down on hands-on production and real-world validation. Analytical teams in our facility use the same photometric and chromatographic techniques as customer labs. Our quality group logs critical findings by batch, not just by process step, so that subtle trends are caught long before material leaves our warehouse.
New photoredox-catalyzed reactions, miniaturized sensors, and high-throughput screening platforms call for higher throughput and even tighter purity controls. Many in our production crew come from research backgrounds and bring firsthand experience of running high-sensitivity photochemistry or electrochemical assays. These practical roots drive our house rules: test every filter, check the emission and photochemical behavior, and confirm counterion balance by ion chromatography.
Over the years, our manufacturing experience has uncovered real-world solutions for challenges with Ru(bpy)3Cl2 utility. For groups dealing with glass surface fouling, we recommend using the chloride salt with pointed advice about compatible glassware and cleaning protocols; we have seen sodium-rich glass leach and shift emission. In cases where fast dilution in water is essential, minor granulometry tweaks translate to faster lab workflows. Quality control checks operate under the assumption that real users will subject the compound to temperature cycles, humidity spikes, and solvent switches—fine-tuned production ensures that product performance holds up to these tests.
We do not rely on routine alone to define what “good” looks like. Complexes stored for longer periods in non-ideal conditions get routinely pulled for spot checks, reaffirming shelf stability and resilience. Customers needing explicit documentation for regulatory filings or validation studies can draw from our detailed audit logs, knowing that each step has been vetted in line with expectations from the most demanding academic, industrial, and biotech labs.
Direct relationships with universities, biotech companies, and process engineers provide us with essential reality checks. Reports from people at the bench or in the pilot plant steer our incremental improvements—whether in filter pore size, solvent source purity, or granulation. Open dialogue unearths problems that standard QA processes might miss. For example, a customer developing an ECL-based sensor highlighted slight but troublesome variations in emission color from lot to lot. We traced the root cause to changes in upstream bipyridine supply, prompting a switch to a new vendor and closer upstream screening.
Continuous feedback loops foster more than just product refinement—they inform re-tooling of handling advice and technical support, from storage temperatures to recommended solubility limits. Our culture prizes the straightforward exchange of trial data, outlier readings, and pragmatic suggestions. This collective problem-solving ethos stands behind every batch of Ru(bpy)3Cl2 that leaves our facility.
Tris(2,2'-bipyridine)ruthenium(II) dichloride continues to anchor breakthroughs in electrochemiluminescent detection, light-driven catalysis, and the frontiers of analytical chemistry. As we manufacture each batch, the lessons from a thousand syntheses and iterative improvements drive us to look for better handling, sharper spec confirmation, and more robust supply chain management. Industry trends point to rising demand for photostable, water-compatible transition metal complexes that hold up not only in the lab, but through pilot production and scaled industrial runs.
Support for innovation comes from our willingness to troubleshoot and adjust. Every modification in workflow, whether upstream or downstream, gets assessed by its effect on batch performance and customer transparency. Our view places Ru(bpy)3Cl2 among a select group of coordination complexes where manufacturer knowledge—not distributor marketing—defines real utility and reliability.
Manufacturing Ru(bpy)3Cl2 at scale means more than following recipes: it means anticipating the needs of evolving fields while upholding proven standards. The value resides in the sum of every routine, adjustment, and hard-won lesson integrated into each step of the process. Every shipment reflects a record of those choices. For those who depend on quality ruthenium complexes for photochemical, analytical, or catalytic innovation, this ongoing commitment to manufacturing excellence makes the difference between reliable research and missed breakthroughs.
