Acetylacetaldehyde dimethyl acetal
Pharmaceutical Materials 2025-03-02
CAS Number: 5436-21-5
Molecular Formula: C6H12O3
Molecular Weight: 132.16
Appearance: Colorless to yellow liquid
Boiling Point: 70-73°C (2.67 kPa)
Usage: Widely used in the pharmaceutical, dye, pesticide, and fragrance industries.
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| Property | Details |
|---|---|
| Chemical Name | Acetylacetaldehyde dimethyl acetal |
| CAS Number | 5436-21-5 |
| Synonyms | 4.4-Dimethoxy-2-butanone; 3-Oxobutyraldehyde dimethylacetal; Acetylacetaldehyde di-methyl acetal; 4.4-Dimethoxybutanon; KBA; FEMA 3381 |
| Molecular Formula | C6H12O3 |
| Molecular Weight | 132.16 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Density | 0.996 g/mL at 25°C |
| Melting Point | -82°C |
| Boiling Point | 70-73°C at 2.67 kPa (or 50°C at 0.67 kPa) |
| Refractive Index | 1.414-1.4150 |
| Flash Point | 121°F (approximately 49.4°C) |
| Solubility | Soluble in chloroform and ethyl acetate; decomposes in water |
| Applications | Used in the pharmaceutical, dye, pesticide, and fragrance industries. It is also used as an intermediate in the synthesis of various organic compounds. |
| Safety | Handle with care. Store in a cool, dry, and well-ventilated area. Keep away from incompatible materials, heat, sparks, and open flames. Follow relevant safety protocols and wear appropriate personal protective equipment when handling. |
