Description
Specifications Table
Product Name – Bromo(triphenylphosphine)gold(I), Premion|r
Quantity/Pack Size – 1g
Form – Solid (crystalline powder)
Grade – Premion (99.99% metals basis)
Application – Catalyst for organic synthesis, cross-coupling reactions, material science
Product Overview
Bromo(triphenylphosphine)gold(I) from Premion represents the pinnacle of gold-based catalyst purity, offering 99.99% metal basis assurance for demanding synthetic applications. This air-sensitive organometallic complex combines triphenylphosphine ligands with gold(I) centers, creating a versatile reagent for precision catalysis. The compound’s high purity minimizes side reactions and byproduct formation, making it indispensable for researchers working on sensitive transformations where trace impurities could compromise results. Its crystalline powder form ensures consistent reactivity batch-to-batch, while the bromo ligand provides a reactive handle for various coupling chemistries. The Premion grade certification guarantees rigorous quality control, with metals analysis confirming the absence of detectable platinum group metal contaminants that could interfere with catalytic cycles. This material is particularly valued in systems where gold’s unique carbophilicity and soft Lewis acid character enable selective transformations not achievable with traditional transition metal catalysts. Proper handling under inert atmosphere is recommended to maintain the compound’s integrity, as the phosphine ligands are prone to oxidation when exposed to air or moisture.
FAQs
1. What precautions should be taken when handling this gold(I) complex?
This compound is air and moisture sensitive. Always store and handle under inert gas (argon/nitrogen) using standard Schlenk techniques or in a glovebox. Use oven-dried glassware and degassed solvents to prevent decomposition.
2. How does the Premion grade differ from standard reagent grades?
The Premion designation indicates ultra-high purity with 99.99% metals basis, meaning trace metal contaminants are reduced to parts-per-million levels. This is critical for applications where catalytic poisoning by impurities would be problematic.
3. Can this be used as a direct replacement for other gold(I) catalysts?
While chemically similar to other gold(I) phosphine complexes, the exact reactivity may vary due to the bromo ligand and high purity profile. Small-scale testing is recommended when substituting in established protocols.
4. What’s the typical shelf life when stored properly?
When stored unopened under inert atmosphere at room temperature, the material remains stable for 24 months. Once opened, use within 6 months for optimal performance.
5. Are there any known incompatibilities with common laboratory materials?
Avoid contact with strong oxidizing agents and halogenated solvents that could degrade the phosphine ligands. The compound may react violently with water in some cases.
