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Diisopropylamine

Diisopropylamine

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Chemical Name: Diisopropylamine
Synonyms: DIPA, N-(1-Methylethyl)-2-propanamine
CAS No.: 108-18-9
Molecular Formula: C₆H₁₅N
Molecular Weight: 101.19 g/mol
Structure: ((CH₃)₂CH)₂NH
Appearance: Colorless, clear liquid
Odor: Strong, ammonia-like, fishy irritating smell
Density: 0.715–0.72 g/cm³ (20°C)
Boiling Point: 83–84.1°C (1 atm)
Melting Point: -61 to -70°C
Flash Point: -13°C (closed cup)
Autoignition Temp: 315°C (599°F)
Explosive Limits: 1.1–7.1% (v/v) in air
pH (6 g/L H₂O): 11.8 (strongly alkaline)
Refractive Index: n₂⁰/D 1.392
Vapor Pressure: ~50 mmHg (20°C)
Solubility: Miscible with water, ethanol, ether, most organic solvents
Assay (Purity): ≥98.0% (industrial) | ≥99.0% (pharma/analytical)
Water Content: ≤0.3%
Color (APHA): ≤15
Residue on Evaporation: ≤0.001%