Ethoxymethylenemalononitrile
Agrochemicals 2025-03-02
Ethoxymethylenemalononitrile (CAS No. 123-06-8)
1. Basic Information
- IUPAC Name: (Ethoxymethylene)propanedinitrile
- Synonyms:
- Ethyl ethoxymethylenemalononitrile
- EMMN
- CAS Number: 123-06-8
- Molecular Formula: C₆H₆N₂O
- Molecular Weight: 122.12 g/mol
- Appearance: White to pale yellow crystalline solid
- Odor: Mild, nitrile-like odor
2. Physical and Chemical Properties
| Property | Value |
|---|---|
| Melting Point | 45–48°C (113–118°F) |
| Boiling Point | 120–122°C (248–252°F) at 15 mmHg |
| Density | 1.12 g/cm³ (20°C) |
| Solubility | – Water: Slightly soluble |
| – Organic solvents: Soluble in ethanol, acetone, DMF | |
| Refractive Index | 1.470 (20°C) |
| Flash Point | >110°C (230°F) (closed cup) |
3. Chemical Structure
NC
|
NC-C=C-O-CH₂-CH₃
4. Hazards (GHS Classification)
- Health Hazards:
- Harmful if swallowed (H302)
- Causes skin irritation (H315)
- Causes serious eye irritation (H319)
- Environmental: Toxic to aquatic life (H411)
- NFPA Rating: Health 2, Flammability 1, Reactivity 1
5. Storage and Handling
- Storage:
- Keep in tightly sealed containers
- Store in a cool, dry, well-ventilated area
- Handling:
- Use nitrile gloves, safety goggles, and a fume hood
- Avoid dust formation
6. Applications
- Organic Synthesis:
- Intermediate for heterocyclic compounds (e.g., pyrimidines, pyrazoles)
- Building block for pharmaceuticals and agrochemicals
- Dye Industry:
- Precursor for colorants
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