Diethyl 5-ethylpyridine-2,3-dicarboxylate
Diethyl 5-ethylpyridine-2,3-dicarboxylate: High-Purity Chemical Compound
Diethyl 5-ethylpyridine-2,3-dicarboxylate is a premium-grade chemical intermediate widely used in pharmaceutical synthesis and specialty chemical applications. This ester derivative offers excellent stability and reactivity for various organic transformations.
Key Specifications
- Chemical Name: Diethyl 5-ethylpyridine-2,3-dicarboxylate
- CAS Number: [Insert CAS Number]
- Molecular Formula: C13H17NO4
- Molecular Weight: 251.28 g/mol
- Appearance: Colorless to pale yellow liquid
- Purity: ≥98% (HPLC)
- Boiling Point: 320-325°C at 760 mmHg
- Flash Point: 147.8°C
- Density: 1.126 g/cm3 at 25°C
Technical Data
| Parameter | Specification | Test Method |
|---|---|---|
| Assay (GC) | ≥98% | ASTM E298 |
| Water Content | ≤0.5% | Karl Fischer |
| Residue on Ignition | ≤0.1% | USP <281> |
| Heavy Metals | ≤10 ppm | USP <231> Method II |
| Related Substances | ≤1.0% total | HPLC |
| Solubility | Soluble in ethanol, methanol, and most organic solvents | Visual |
Storage & Handling Guidelines
- Store in tightly closed containers under inert atmosphere
- Recommended storage temperature: 2-8°C
- Protect from moisture and direct sunlight
- Shelf life: 24 months when properly stored
- Handle with proper personal protective equipment (PPE)
Frequently Asked Questions
Q: What are the main applications of Diethyl 5-ethylpyridine-2,3-dicarboxylate?
A: Diethyl 5-ethylpyridine-2,3-dicarboxylate is primarily used as a key intermediate in pharmaceutical synthesis, particularly for developing active pharmaceutical ingredients (APIs). It serves as building block for various heterocyclic compounds and finds applications in specialty chemicals, agrochemicals, and material science research.
Q: What is the recommended packaging for Diethyl 5-ethylpyridine-2,3-dicarboxylate?
A: We typically supply Diethyl 5-ethylpyridine-2,3-dicarboxylate in amber glass bottles (100g, 500g) or high-density polyethylene (HDPE) containers (1kg, 5kg) with proper sealing. For bulk quantities (25kg+), we use UN-approved HDPE drums with double liners to ensure product integrity during transportation.
Q: How should Diethyl 5-ethylpyridine-2,3-dicarboxylate be handled safely?
A: Always wear appropriate PPE including chemical-resistant gloves, safety goggles, and lab coat when handling Diethyl 5-ethylpyridine-2,3-dicarboxylate. Work in a well-ventilated area or fume hood. Avoid contact with skin and eyes. In case of accidental exposure, rinse immediately with plenty of water and seek medical advice.
Q: Can you provide technical documentation for Diethyl 5-ethylpyridine-2,3-dicarboxylate?
A: Yes, we provide comprehensive technical documentation including Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and technical bulletins for all batches of Diethyl 5-ethylpyridine-2,3-dicarboxylate. These documents are available upon request and are shipped with every order.
Q: What is the lead time for orders of Diethyl 5-ethylpyridine-2,3-dicarboxylate?
A: Standard lead time is 2-3 business days for in-stock items. For customized quantities or special packaging requirements, please allow 5-7 business days. We maintain strategic inventory levels to ensure consistent supply of Diethyl 5-ethylpyridine-2,3-dicarboxylate to our global customers.
Q: Is Diethyl 5-ethylpyridine-2,3-dicarboxylate compatible with common organic solvents?
A: Yes, Diethyl 5-ethylpyridine-2,3-dicarboxylate shows excellent solubility in most common organic solvents including ethanol, methanol, acetone, dichloromethane, and ethyl acetate. It has limited solubility in water. Compatibility testing should be performed for specific application requirements.
Industrial Applications
Diethyl 5-ethylpyridine-2,3-dicarboxylate serves multiple roles across industries:
- Pharmaceutical intermediates for API synthesis
- Building block for novel heterocyclic compounds
- Precursor for specialty chemicals
- Research chemical in material science
- Intermediate for agrochemical development