Allyl acetoacetate
Description
Allyl acetoacetate (CAS 1118-84-9), also known as allyl acetylacetate, is a reactive ester used as a chemical intermediate and flavoring agent across pharmaceutical, cosmetic, and food industries.
Its dual functionality, combining an active methylene group with a polymerizable allyl moiety, makes it a building block for synthesis and a carrier in formulated products.
In pharmaceutical manufacturing, it serves as a synthetic intermediate for active pharmaceutical ingredients where controlled reactivity at the methylene position is required for complex synthesis.
Flavor and fragrance formulators incorporate it into compositions targeting fruity, herbaceous, or green scent profiles, particularly in fine fragrance and food flavoring applications.
Cosmetic chemists use it as a carrier and reactive component in skin-care and hair-care formulations where controlled release or film-forming properties are needed for performance.
It also functions as a crosslinking or co-monomer component in specialty polymer and resin systems, providing versatility for industrial material science and chemical engineering projects.
Allyl acetoacetate is supplied as a clear to pale yellow liquid in standard drum and IBC packaging suited to industrial procurement volumes and global logistics requirements.
Technical and reagent-grade specifications are the most commonly available, with purity levels typically at 97% or higher. Buyers should confirm compliance with relevant FEMA codes.
Physical Properties
| Melting Point | -85 °C |
| Boiling Point | 84-85 °C @ Press: 10 Torr |
| Density | 1.0366 g/cm³ @ Temp: 25 °C |
| Flash Point | 75 °C |
| Appearance | clear colorless to slightly yellow liquid |
| Color | Colorless to Light yellow to Light orange |
| Form | clear liquid |
| Water Solubility | 50 g/L (20 ºC) |
| Vapor Pressure | 0.2 hPa (20 °C) |
| Refractive Index | n 20/D 1.439(lit.) |
| pH | 3.7 (48g/l, H2O, 20℃) |
| Log P | 0.146 at 27℃ |
Safety & Handling (Learn More)
Trade & Regulatory
| HS Code | 29183000 |
| UN Number | 2810 |
| ADR Class | 6.1 |
| Packing Group | III |
| Storage Class | 6.1C - Combustible, acute toxic Cat.3 toxic compounds or compounds which causing chronic effects |
| WGK (Germany) | 1 |
Documentation
Other Names
Allyl acetylacetate|Acetoacetic acid, allyl ester|Butanoic acid, 3-oxo-, 2-propenyl ester|AI3-04977|8HX066J62P|Butanoic acid, 3-oxo-, 2-propen-1-yl ester
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