Formamide
Methanamide
- CAS
- 75-12-7
- EC
- 200-842-0
- Sectors
- Pharma & Healthcare, Textiles, Leather & Paper, Plastics & Polymers
Formamide (CAS 75-12-7), also known as methanamide, is a colorless, hygroscopic, viscous liquid amide with a faint ammonia-like odor that serves as a high-polarity solvent and key reagent in organic synthesis and biochemical reactions, including polymer and pharmaceutical synthesis, RNA denaturation, and paper and textile processing.
Typical Properties
| Molecular formula | CH3NO |
|---|---|
| Molecular weight | 45.04 g/mol |
| Appearance | Formamide is a colorless, viscous liquid. Faint ammonia-like odor. |
| Form | liquid |
| Color | clear, colorless |
| Odor | Odorless |
| Melting point | 2.55 °C |
| Boiling point | 210.5 °C @ Press: 760 Torr |
| Density | 1.1334 g/cm³ @ Temp: 20 °C |
| Water solubility | miscible |
| Flash point | 310 °F |
| pH | 8-10 (200g/l, H2O, 20°C) |
| HS code | 29241900 |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Formamide
Applications
Used as a solvent in polymer and pharmaceutical synthesis, in RNA denaturation, and as an intermediate in formic acid derivatives. Also used in paper and textile processing.
Safety & Risks
Toxic by skin absorption and inhalation; suspected teratogen. Handle in closed systems with gloves and ventilation.
Packaging
Delivered in 200 kg steel drums or IBC tanks. Store in cool, dry areas away from heat and oxidants.