CAS 127-19-5 N,N-Dimethylacetamide, also known as Dimethylacetamide, or simply DMAc or DMA, is a high-boiling-point, polar, dipolar aprotic solvent widely used in chemical synthesis, polymer processing, fiber production, and pharmaceuticals. It is a colorless, hygroscopic liquid with excellent thermal and chemical stability, making it a reliable choice for demanding industrial applications.
the properties of DMAC solvent?
| Chemical Name | N,N-Dimethylacetamide |
| CAS Number | 127-19-5 |
| Molecular Formula | C₄H₉NO |
| Molecular Weight | 87.12 g/mol |
| Appearance | Colorless liquid |
| Odor | Slight amine-like odor |
| Boiling Point | 165–166 °C |
| Melting Point | −20 °C |
| Density | 0.936 g/cm³ (20 °C) |
| Flash Point | ~70 °C |
| Solubility in Water | Completely miscible |
| Vapor Pressure | ~1.3 mmHg (25 °C) |
| Viscosity | ~0.92 mPa·s (25 °C) |
| Dielectric Constant | ~37.8 |
| Refractive Index | 1.438 (20 °C) |
| pH (neutral solution) | ~7 |
| Hygroscopicity | Hygroscopic |
Dimethylacetamide Solvent CAS 127-19-5
How to store Dimethylacetamide DMAC safely (CAS 127-19-5)?
Storage Environment & Temperature
Keep N,N-Dimethylacetamide DMAC in a cool, dry, fully ventilated storage space with a controlled temperature below 30°C. Avoid direct sunlight, high heat, sparks and all open ignition sources.
Container Management
Use the original sealed container for storage; keep it tightly closed, placed upright and clearly labeled. Prevent physical damage to containers and conduct routine leak inspections.
Atmosphere Control
Dimethylacetamide DMAc is air-sensitive and combustible. Seal and store it under an inert nitrogen atmosphere to avoid deterioration caused by air contact.
Incompatible Substances Separation
Store separately from strong oxidizers, iron materials and halogenated compounds to avoid dangerous chemical reactions.
Auxiliary Safety Settings
Maintain continuous adequate ventilation in the storage zone to reduce vapor accumulation and potential fire risks.
Packaging & Supply Options
Standard Packaging:
- 200 L iron drums
- 1,000 L IBC containers
Customized packaging for DMAC solvent is available upon request. All products are strictly inspected and sealed to ensure safety during storage and transportation.
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Gneebio Product Packaging
| Packaging Type | Net Weight |
|---|---|
| Steel Drum | 250 kg |
| IBC Tank | 1250 kg |
| ISO Tank | Bulk shipment |
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