Aluminium Isopropoxide ( (AIP 99%, CAS 555-31-7) is a white solid alkoxide reagent, sensitive to moisture. It is widely used for reduction, organic synthesis, catalyst and raw material for alumina coating. TNJ Chemical is the leading manufacturer and exporter since 2001. We guarantee high quality, competitive price, stable supply, fast delivery and tech support etc. To inquire more, please contact sales@tnjchem.com
Product Information
Chemical Name: Aluminium Isopropoxide
Synonym: Aluminum Triisopropoxide, AIP
CAS No.: 555-31-7
EINECS: 209-090-8
Molecular Formula: C₉H₂₁AlO₃
Molecular Weight: 204.25
Chemphysical Properties
Appearance: White crystalline powder
Melting point: 128–133 ℃
Density: 1.035 g/cm³ (25℃)
Solubility: Reacts with water, soluble in organic solvents like isopropanol, benzene
Stability: Hydrolyzes easily in humid air
| Item | Specification |
|---|---|
| Specific rotation | +39.5 to +41.5° |
| State of solution (transmittance) | Clear, 98.0% min. |
| Chloride (Cl) | 0.020% max. |
| Ammonium (NH₄) | 0.02% max. |
| Sulfate (SO₄) | 0.020% max. |
| Iron (Fe) | 10 ppm max. |
| Heavy metals (as Pb) | 10 ppm max. |
| Arsenic (as As₂O₃) | 1 ppm max. |
| Other amino acids | Chromatographically not detectable |
| Loss on drying | 0.20% max. |
| Residue on ignition (sulfated) | 0.10% max. |
| Assay | 99.0% min. |
Use & Application
Organic synthesis: reduction agent, ester exchange, alcoholysis reaction.
Catalyst: Catalyst for polymerization, coating and resin crosslinking.
Industry: Waterproof agent for textile, paint additive, raw material for aluminium soap.
Packaging & Storage
Packing: 25kg fibre drum with inner plastic bag.
Storage: Hermetic seal, dry and nitrogen protection warehouse, away from water, moisture and fire.
Shelf life: 12 months.
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