Cyclohexanecarboxaldehyde
Agrochemicals 2025-03-02
Cyclohexanecarboxaldehyde (CAS No. 2043-61-0)
1. Basic Information
- IUPAC Name: Cyclohexanecarboxaldehyde
- Synonyms:
- Hexahydrobenzaldehyde
- Cyclohexyl formaldehyde
- CAS Number: 2043-61-0
- Molecular Formula: C₇H₁₂O
- Molecular Weight: 112.17 g/mol
- Appearance: Colorless to pale yellow liquid
- Odor: Pungent, aldehyde-like odor
2. Physical and Chemical Properties
| Property | Value |
|---|---|
| Boiling Point | 161–163°C (322–325°F) |
| Density | 0.92–0.94 g/cm³ (20°C) |
| Refractive Index | 1.448–1.452 (20°C) |
| Flash Point | 46°C (115°F) (closed cup) |
| Solubility | – Water: Slightly soluble |
| – Organic solvents: Miscible with ethanol, ether, acetone | |
| Vapor Pressure | 2.5 mmHg at 20°C |
3. Hazards (GHS Classification)
- Flammability: Flammable liquid (H226)
- Health Hazards:
- Causes skin irritation (H315)
- Causes serious eye irritation (H319)
- Harmful if swallowed (H302)
- Environmental: Toxic to aquatic life (H411)
- NFPA Rating: Health 2, Flammability 2, Reactivity 1
4. Storage and Handling
- Storage:
- Keep in tightly sealed containers away from heat/open flames
- Store in a cool, well-ventilated area
- Handling:
- Use chemical-resistant gloves (nitrile) and safety goggles
- Ground containers during transfer
5. Applications
- Fragrance Industry:
- Intermediate for floral and citrus scents
- Organic Synthesis:
- Precursor for pharmaceuticals (e.g., antihistamines)
- Building block for agrochemicals
- Polymer Chemistry:
- Monomer for specialty resins
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