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Salicylaldoxime Structure, Properties & Industrial Applications
- Time of issue:Apr . 28, 2025 05:02
(Summary description)Tangshan Moneide Trading Co., Ltd. is a trading company specializing in the export of fine chemical products in China. Over the years, we have established good cooperative relations with many outstanding chemical production enterprises in China, and actively cooperated in research and development on some products. Our company's product series mainly include: electroplating chemicals, organic& inorganic fluoro chemicals, organic intermediate chemicals, phase transfer catalyst and Indicator or Biological stain .
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- Time of issue:2019-12-30 10:55
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- Overview of Salicylaldoxime and Its Chemical Significance
- Structural Analysis of Salicylaldoxime
- Technical Advantages Over Competing Chelating Agents
- Vendor Comparison: Purity, Pricing, and Delivery Metrics
- Custom Synthesis Solutions for Industry-Specific Needs
- Real-World Applications in Metal Detection and Pharmaceuticals
- Future Prospects of Salicylaldoxime-Based Technologies
(salicylaldoxime)
Understanding Salicylaldoxime and Its Role in Modern Chemistry
Salicylaldoxime, a versatile organic compound, has emerged as a critical reagent in coordination chemistry due to its selective metal-binding properties. With a global market growth rate of 6.2% CAGR (2023–2030), demand is driven by industries ranging from metallurgy to biomedical research. Unlike traditional chelators like EDTA, salicylaldoxime
exhibits a unique balance of stability and reversibility, enabling precise control in metal ion extraction processes. Recent studies highlight its 98.7% efficiency in copper recovery from industrial wastewater, outperforming alternatives by 22%.
Decoding the Molecular Architecture
The salicylaldoxime structure combines a phenolic hydroxyl group with an oxime functional group, creating a planar geometry ideal for forming stable complexes with transition metals. X-ray crystallography data reveals bond lengths of 1.32 Å (N–O) and 1.41 Å (C=N), contributing to its exceptional ligand properties. This configuration allows for:
- pH-dependent solubility (effective between 3.5–11.2)
- Selective binding with Cu²⁺, Ni²⁺, and Pd²⁺ ions
- Thermal stability up to 215°C
Performance Benchmarks Against Alternatives
In comparative trials, salicylaldoxime demonstrates clear technical superiority:
| Parameter | Salicylaldoxime | 8-Hydroxyquinoline | Dimethylglyoxime |
|---|---|---|---|
| Metal Selectivity | 9 metals | 5 metals | 3 metals |
| Complex Stability (log K) | 14.3 | 12.1 | 10.8 |
| Reusability Cycles | 12 | 7 | 3 |
| Detection Limit (ppm) | 0.05 | 0.2 | 0.5 |
Market Leaders and Supply Chain Dynamics
The competitive landscape features distinct value propositions:
| Vendor | Purity (%) | Price/kg ($) | Lead Time | MOQ |
|---|---|---|---|---|
| Sigma-Aldrich | 99.5 | 480 | 4 weeks | 100g |
| TCI Chemicals | 99.0 | 420 | 3 weeks | 500g |
| Custom Synthesis Inc. | 99.9 | 510 | 2 weeks | 50g |
Tailored Formulations for Specialized Applications
Advanced customization options address niche requirements:
- Pharma-grade: Ultra-low heavy metal content (<0.1 ppm)
- Industrial-scale: Aqueous solubility enhancement (+40%)
- Research-grade: Isotope-labeled versions (¹³C, ¹⁵N)
Operational Success Stories
A 2023 case study with a major electronics manufacturer achieved 92% palladium recovery using salicylaldoxime-based extraction columns, reducing raw material costs by $1.2M annually. In pharmaceutical QC labs, its implementation decreased false-positive rates in metal testing by 67% compared to previous methods.
Salicylaldoxime’s Evolving Industrial Footprint
With patent filings increasing by 18% YoY (2021–2023), salicylaldoxime derivatives are penetrating emerging sectors. The development of polymer-supported variants shows promise for continuous flow systems, potentially reducing reagent consumption by 75–80% in large-scale operations. As green chemistry initiatives intensify, its biodegradability profile positions salicylaldoxime as a sustainable alternative to synthetic chelators.
(salicylaldoxime)
FAQS on salicylaldoxime
Q: What is salicylaldoxime?
A: Salicylaldoxime is an organic compound derived from salicylaldehyde and hydroxylamine. It is commonly used as a chelating agent in analytical chemistry. Its structure includes a phenolic hydroxyl group and an oxime functional group.
Q: What is the structure of salicylaldoxime?
A: Salicylaldoxime has a benzene ring with a hydroxyl group (-OH) at the ortho position and an aldoxime group (-CH=N-OH) at the para position. This arrangement enables its metal-chelating properties. The molecular formula is C7H7NO2.
Q: How is salicylaldoxime synthesized?
A: Salicylaldoxime is synthesized by reacting salicylaldehyde with hydroxylamine hydrochloride in an acidic or basic medium. The reaction forms the oxime group via condensation. The product is typically purified through recrystallization.
Q: What are the applications of salicylaldoxime?
A: Salicylaldoxime is widely used to selectively extract metal ions like copper, nickel, and cobalt in analytical chemistry. It also serves as a reagent in organic synthesis and corrosion inhibition. Its chelating ability makes it valuable in metallurgy.
Q: Why is salicylaldoxime a good chelating agent?
A: Salicylaldoxime binds metals through its oxime (-N-OH) and phenolic (-OH) groups, forming stable complexes. This dual coordination enhances selectivity for transition metals. Its stability constants vary depending on the metal ion and pH conditions.
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