CAS Number: 109‑89‑7
Chemical Formula: C₄H₁₁N
Introduction
A clear, volatile, highly flammable, secondary aliphatic amine with a pungent ammonia-like odor. Miscible with water, alcohols, ethers, and hydrocarbons. Used as a solvent, base, corrosion inhibitor, rubber accelerator, and intermediate in pharmaceuticals, agrochemicals, dyes, and pesticide syntheses.
| Property | Value |
|---|---|
| Melting Point | ~–50 to –58 °C |
| Boiling Point | ~55.5–56 °C |
| Density @20 °C | ~0.707 g/mL |
| Vapor Pressure | ~25–195 mmHg @ 20 °C |
| Refractive Index | ~1.385 n₂₀/D |
| Flash Point | -18°C (0°F) for a closed cup and -28°C (-18.4°F) for an open cup |
| Auto‑ignition | ~312 °C |
| Explosive Limits | ~1.8–10.1 % |
| Log P | ~0.58–0.657 |