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VWR Pyridine ≥99.7%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
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Specifications:
| Application | Analytical Chemistry | ||
| Storage Temperature | Ambient | ||
| Product Type | Laboratory Chemical | Forms | Liquid |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | C₅H₅N |
VWR® Pyridine (≥99.7%), supplied under the AnalaR NORMAPUR® grade, is a high-purity analytical reagent that complies with ACS and European Pharmacopoeia (Reag. Ph. Eur.) specifications. This aromatic heterocyclic compound is a polar aprotic solvent and versatile reagent, widely used in organic synthesis, catalysis, and analytical chemistry.
Its controlled impurity profile—including low water content (≤0.1%), trace metals, and organic impurities such as α-picoline and piperidine—ensures reliable performance in sensitive laboratory and industrial applications.
Key Features
- High Purity: ≥99.7% assay on anhydrous basis.
- Meets Standards: Conforms to ACS and Reag. Ph. Eur. specifications.
- Strict Impurity Control: Low water content (≤0.1%), low evaporation residue (≤20 ppm), and trace metal limits.
- Versatile Solvent: Polar aprotic properties make it suitable for a wide range of organic reactions.
- Certified Quality: Each batch tested to meet stringent analytical requirements.
Applications
- Organic Synthesis: Catalyst and solvent in acylation, condensation, and oxidation reactions.
- Coordination Chemistry: Ligand for transition metals in complex formation.
- Analytical Chemistry: Reagent in titrations, standards, and pharmaceutical testing.
- Industrial Use: Precursor in pharmaceuticals, agrochemicals, and dyes.
- Spectroscopy: Solvent for NMR and spectroscopic sample preparation.
Specifications
| Property | Details |
|---|---|
| Assay (Purity) | ≥99.7% |
| CAS Number | 110-86-1 |
| Molecular Formula | C₅H₅N |
| Molecular Weight | 79.1 g/mol |
| Appearance | Clear, colorless liquid |
| Boiling Point | 115 °C |
| Melting Point | –44 °C |
| Flash Point | 17 °C |
| Density (20 °C) | 0.983 g/cm³ |
| Water Content | ≤0.1% |
| Evaporation Residue | ≤20 ppm |
| α-Picoline | ≤0.2% |
| Piperidine | ≤100 ppm |
| Reducing Substances (KMnO₄) | ≤5 ppm |
| Chloride (Cl⁻) | ≤5 ppm |
| Sulphate (SO₄²⁻) | ≤5 ppm |
| Ammonia (NH₃) | ≤20 ppm |
| Metals (Fe, Cu, Zn, Pb, etc.) | Trace limits (≤0.01–0.1 ppm typical) |
| Compliance | ACS, Reag. Ph. Eur. |
| UN Number / ADR | UN 1282 / Class 3, PG II |
| Hazard Classification | Flammable, Irritant |
Packaging & Ordering Information
| Catalog Number | Description | Pack Size | Container |
|---|---|---|---|
| 27199.268 | VWR® Pyridine ≥99.7%, AnalaR NORMAPUR®, Reag. Ph. Eur., ACS | 500 mL | Glass bottle |
| 27199.292 | VWR® Pyridine ≥99.7%, AnalaR NORMAPUR®, Reag. Ph. Eur., ACS | 1 L | Glass bottle |
| 27199.326 | VWR® Pyridine ≥99.7%, AnalaR NORMAPUR®, Reag. Ph. Eur., ACS | 2.5 L | Glass bottle |
Safety Information
- Hazards: Flammable, Irritant.
- Flash Point: 17 °C.
- Precautions: Handle in a fume hood. Avoid inhalation and skin/eye contact. Wear gloves, goggles, and protective clothing. Store in tightly sealed containers at ambient temperature.
VWR® Pyridine ≥99.7%, AnalaR NORMAPUR® is a high-purity heterocyclic solvent suitable for analytical, pharmaceutical, and industrial applications. Its compliance with ACS and European Pharmacopoeia standards ensures reliability and reproducibility in both routine lab use and regulated environments.
- Pack Size: Glass bottle, 1L Glass bottle, 2.5L Glass bottle, 500 mL