4-Pyridinealdoxime
4-Pyridinealdoxime (CAS: 696-54-8, Formula: C6H6N2O) is a chemical compound with a molecular weight of 122.12 g/mol. It serves as a valuable building block in chemical synthesis, particularly within the realm of heterocyclic chemistry. This compound finds application in specific analytical and synthetic procedures, contributing to the development of complex molecular structures and the characterisation of related compounds.

Chromatographic Separation
4-Pyridinealdoxime has been utilised in methods for the chromatographic separation of isomers, contributing to the purification and analysis of complex mixtures in chemical research.
NMR Characterisation
The compound is employed in the NMR characterisation of specific molecular structures, aiding in the identification and structural elucidation of synthesised compounds.
Organic Synthesis Building Block
As a pyridine derivative, 4-Pyridinealdoxime functions as a versatile building block in organic synthesis, enabling the construction of more complex heterocyclic molecules.
| Molecular weight | 122.12 |
|---|---|
| Empirical formula | C6H6N2O |
| Assay | 98% |
| Application | 4-Pyridinealdoxime was used in the chromatographic separation and NMR characterization of the isomers of 1,1′-Methylenebis{4-[(hydroxyimino)methyl]pyridinium) dichloride1. |
| Melting point | 130-133 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- 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 |
|---|---|
| Flash point | 110 °C / 230 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/22-36/37/38 |
| Safety statements (S) | 26-36 |
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 4-Pyridinealdoxime used for?
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4-Pyridinealdoxime is used in applications such as chromatographic separation and NMR characterisation of specific compounds, and it serves as a building block in organic synthesis.
What are the CAS number and formula for 4-Pyridinealdoxime?
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The CAS number for 4-Pyridinealdoxime is 696-54-8, and its empirical formula is C6H6N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Pyridinealdoxime with an assay of 98%. This is a technical grade suitable for research and chemical synthesis; it is not supplied as USP, BP, or EP grade.
What are the safety and handling requirements for 4-Pyridinealdoxime?
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4-Pyridinealdoxime is classified with Signal Word 'Warning' and hazards including H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), H332 (Harmful if inhaled), and H335 (May cause respiratory irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
How is 4-Pyridinealdoxime packed, shipped, and exported?
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4-Pyridinealdoxime is carefully packed to ensure safe transit and is available for global export by Tech Serve Solutions, adhering to all relevant shipping regulations for chemical compounds.
How can I request a sample or quote for 4-Pyridinealdoxime?
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To request a sample or a quote for 4-Pyridinealdoxime, please contact our sales team through the website or by phone, providing your specific requirements.
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