Dimethylglyoxime
Other Names: DMG, Biacetyl dioxime
CAS Number: 95-45-4
Sum Formula: C₄H₈N₂O₂
Molar Mass: 116.12 g/mol
Appearance: White to light beige crystalline powder
Dimethylglyoxime is an organic compound widely used in analytical and industrial chemistry. It is most notably applied as a reagent for the selective precipitation and detection of nickel and palladium ions.
Applications
Analytical Chemistry: Utilized for qualitative and quantitative detection of metal ions, especially nickel, forming characteristic red precipitates.
Complexation Reagent: Used in industrial laboratories for metal ion separation and purification processes.
Research & Development: Applied in coordination chemistry and synthesis of metal-organic complexes.
Safety
Signal Word: Warning
Hazard Statements
H228: Flammable solid.
Precautionary Statements
P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P240: Ground and bond container and receiving equipment.
P241: Use explosion-proof electrical/ ventilating/ lighting/ equipment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P370+P378: In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
First Aid Measures
Eye Contact: Rinse immediately with water for several minutes. Seek medical attention if irritation occurs.
Skin Contact: Wash thoroughly with soap and water. Remove contaminated clothing.
Inhalation: Move the exposed person to fresh air. Get medical attention if symptoms persist.
Ingestion: Rinse mouth. Do not induce vomiting. Get medical advice if unwell.
Handling and Storage
Storage Conditions: Store in a tightly sealed container in a cool, dry, and well-ventilated place. Keep away from sources of ignition.
Handling Precautions: Avoid generation of dust. Use only in explosion-proof areas with appropriate protective measures.