4-Methoxypyridine N-oxide hydrate
4-Methoxypyridine N-oxide hydrate (CAS: 207511-18-0) is a chemical compound with the formula C6H7NO2 · xH2O. Supplied on an anhydrous basis with a molecular weight of 125.13, this pyridine derivative is primarily utilised as a building block in organic synthesis. Its N-oxide functional group offers unique reactivity, making it valuable in the construction of more complex heterocyclic molecules for research and development purposes.

Organic Synthesis Intermediate
Serves as a versatile building block in the synthesis of diverse organic molecules. Its N-oxide moiety facilitates various chemical transformations.
Heterocyclic Chemistry Research
Utilised in academic and industrial research settings for the exploration of novel pyridine-based compounds. Enables the development of new chemical entities.
Chemical Reagent
Employed as a reagent in complex chemical processes requiring specific pyridine functionalities. Aids in the creation of targeted chemical structures.
| Molecular weight | 125.13 (anhydrous basis) |
|---|---|
| Empirical formula | C6H7NO2 · xH2O |
| Assay | ≥90% |
| Melting point | 73-79 °C |

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 4-Methoxypyridine N-oxide hydrate used for?
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4-Methoxypyridine N-oxide hydrate is primarily used as a building block in organic synthesis and for research in heterocyclic chemistry.
What is the CAS number and chemical formula for 4-Methoxypyridine N-oxide hydrate?
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The CAS number is 207511-18-0 and the formula is C6H7NO2 · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Methoxypyridine N-oxide hydrate with an assay of ≥90%. We do not represent this product as meeting USP, BP, or EP pharmacopoeial standards.
How should 4-Methoxypyridine N-oxide hydrate be handled?
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Handle 4-Methoxypyridine N-oxide hydrate with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is classified as a Warning substance with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335).
Is 4-Methoxypyridine N-oxide hydrate a controlled substance?
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Based on the provided data, there is no indication that 4-Methoxypyridine N-oxide hydrate is a controlled substance.
How is 4-Methoxypyridine N-oxide hydrate packed and shipped?
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Tech Serve Solutions, as a specialist global supplier and exporter, ensures appropriate packing and adherence to shipping regulations for all chemical products, including 4-Methoxypyridine N-oxide hydrate.
How can I request a quote or sample?
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To request a quote or sample for 4-Methoxypyridine N-oxide hydrate, please contact our sales department through the TSS website or designated contact channels.
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