Lithium 2-thienylcyanocuprate solution
Lithium 2-thienylcyanocuprate solution (CAS 112426-02-5) is an organometallic reagent with the empirical formula C5H3CuLiNS and a molecular weight of 179.64 g/mol. This solution, typically at a concentration of 0.25 M in THF, is valuable in organic synthesis, particularly for the preparation of higher-order cuprates. Its specific reactivity makes it a useful tool in complex chemical transformations.
Synthesis of Higher-Order Cuprates
Lithium 2-thienylcyanocuprate solution serves as a key precursor for generating more complex, higher-order organocuprate species. These complex cuprates exhibit enhanced reactivity and selectivity in various synthetic pathways.
Organometallic Reagent
As an organocopper compound, it participates in a range of carbon-carbon bond-forming reactions. Its utility lies in facilitating conjugate additions and other nucleophilic substitutions where copper-mediated processes are advantageous.
Chemical Synthesis
This reagent is employed in diverse chemical synthesis applications, offering a reliable method for introducing the 2-thienyl group in a controlled manner. It is a valuable component in the toolkit for synthetic chemists.
| Molecular weight | 179.64 |
|---|---|
| Empirical formula | C5H3CuLiNS |
| Density | 0.895 g/mL at 25 °C |
| Concentration | 0.25 M in THF |
| Application | Useful reagent for the preparation of higher-order cuprates.1 |
Hazard statements
- H225Highly flammable liquid and vapour
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H351Suspected of causing cancer
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P281Use personal protective equipment as required
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -17 °C / 1.4 °F |
| Transport (UN / ADR) | UN 2056 3 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-19-36/37-40 |
| Safety statements (S) | 16-26-36/37 |
| Supplemental hazards | May form explosive peroxides. |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Lithium 2-thienylcyanocuprate solution used for?
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Lithium 2-thienylcyanocuprate solution is primarily used as a reagent for the preparation of higher-order cuprates in organic synthesis.
What are the CAS number and formula for Lithium 2-thienylcyanocuprate solution?
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The CAS number is 112426-02-5, and its empirical formula is C5H3CuLiNS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as a 0.25 M solution in THF. We do not represent this product as USP, BP, or EP grade; it is intended for research and laboratory use.
How should Lithium 2-thienylcyanocuprate solution be handled safely?
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This solution is a flammable liquid and vapour (H225), causes serious eye irritation (H319), and may cause respiratory irritation (H335). It is also suspected of causing cancer (H351) and may form explosive peroxides. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a full-face respirator or appropriate filter, in a well-ventilated area away from ignition sources.
Is Lithium 2-thienylcyanocuprate solution packed and shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. This product is packed and exported in compliance with international shipping regulations, classified under UN 2056, Hazard Class 3, Packing Group II.
How can I request a sample or a quote?
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To request a sample or a quote, please visit the Tech Serve Solutions website or contact our sales team directly with your requirements and shipping details.
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