Chloro(pyridine)bis(dimethylglyoximato)cobalt(III)
Chloro(pyridine)bis(dimethylglyoximato)cobalt(III), CAS 23295-32-1, with the empirical formula C13H19ClCoN5O4 and a molecular weight of 403.71 g/mol, is a cobalt complex utilized in advanced chemical synthesis. It functions as a catalyst in various reactions, including photocatalytic hydrogen generation, the Doetz benzannulation reaction, and proton electroreduction processes. Its specific structure and reactivity make it a valuable reagent for researchers and industrial chemists.
- IUPAC
- Chloro(pyridine)cobaloxime(III),NSC 175756
- Synonyms
- Chloro(pyridine)cobaloxime(III)NSC 175756

Photocatalytic Hydrogen Generation
This cobalt complex serves as a catalyst for the generation of hydrogen from water when exposed to visible light. This application is significant in the field of renewable energy research, aiming for sustainable hydrogen production methods.
Doetz Benzannulation Reaction
It acts as a catalyst in the Doetz benzannulation reaction, a synthetic route used to form substituted naphthalenes. This is a key transformation in organic synthesis for constructing complex aromatic systems.
Proton Electroreduction
The compound facilitates proton electroreduction reactions. This catalysis is relevant for electrochemical studies and the development of energy conversion technologies.
Radical Heterocyclization Reactions
Chloro(pyridine)bis(dimethylglyoximato)cobalt(III) is employed as a catalyst in radical heterocyclization reactions, enabling the formation of cyclic compounds containing heteroatoms.
Mannich Base Analogue Preparation
This cobalt complex is used in the preparation of Mannich base analogues, which are important intermediates in the synthesis of various pharmaceuticals and biologically active molecules.
| Molecular weight | 403.71 |
|---|---|
| Empirical formula | C13H19ClCoN5O4 |
| Application | Catalyst for:• Photocatalytic H2 generation from water under visible light1• Doetz benzannulation reaction2• Proton electroreduction reactions3• Radical heterocyclization reactions4• Preparation of Mannich base analogues5 |
| Melting point | 235 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 Chloro(pyridine)bis(dimethylglyoximato)cobalt(III) used for?
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Chloro(pyridine)bis(dimethylglyoximato)cobalt(III) is primarily used as a catalyst in various chemical reactions, including photocatalytic H2 generation from water, the Doetz benzannulation reaction, proton electroreduction, radical heterocyclization, and the preparation of Mannich base analogues.
What is the CAS number and formula for Chloro(pyridine)bis(dimethylglyoximato)cobalt(III)?
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The CAS number for Chloro(pyridine)bis(dimethylglyoximato)cobalt(III) is 23295-32-1 and its empirical formula is C13H19ClCoN5O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chloro(pyridine)bis(dimethylglyoximato)cobalt(III) at research grade. We do not represent it as USP, BP, or EP grade.
What are the safety and handling requirements for this compound?
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This compound is a Warning substance (GHS07) and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with a dust mask (N95 type), eye shields, and gloves. Ensure adequate ventilation and avoid breathing dust.
How is Chloro(pyridine)bis(dimethylglyoximato)cobalt(III) packed, shipped, and exported?
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Tech Serve Solutions carefully packs and ships fine chemicals globally, adhering to all relevant transportation regulations. We are experienced exporters serving the international research and industrial community.
How can I request a quote or sample?
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To request a quote or sample of Chloro(pyridine)bis(dimethylglyoximato)cobalt(III), please use the contact form on our website or call our sales department directly.
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