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Names | |
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Preferred IUPAC name Abieta-8,11,13-trien-18-oic acid | |
Other names DAA; DHA | |
Identifiers | |
3D model (JSmol) | |
ChEBI | |
ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.015.548 |
EC Number |
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KEGG | |
PubChem CID | |
UNII | |
CompTox Dashboard (EPA) | |
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Properties | |
C20H28O2 | |
Molar mass | 300.442 g·mol−1 |
Appearance | White to off-white solid |
Density | 1.03 g/cm3 |
Melting point | 150–153 °C (302–307 °F; 423–426 K) |
Boiling point | 390 °C (734 °F; 663 K) |
Practically insoluble in water; soluble in organic solvents | |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards | Harmful if swallowed; causes skin and eye irritation |
GHS labelling: | |
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Danger | |
H301, H410 | |
P273, P301+P310+P330 | |
Flash point | 184.3°C |
Not available | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Dehydroabietic acid (DHA) is a naturally occurring abietane-type diterpenoid resin acid found predominantly in coniferous trees. It is a major component of rosin and is utilized in various industrial applications due to its chemical properties.
Dehydroabietic acid has the molecular formula C20H28O2 and a molecular weight of 300.44 g/mol. It appears as a white to off-white solid with a melting point of 150–153 °C and a boiling point of approximately 390 °C. The compound is practically insoluble in water but soluble in organic solvents such as ethanol and acetone. [1]
It exhibits a range of biological activities, including:
Due to its bioactivity, dehydroabietic acid is used in:
Dehydroabietic acid should be handled with care. It is harmful if swallowed and can cause skin and eye irritation. Appropriate personal protective equipment should be used when handling the compound. [5]