Dehydroabietic acid

Dehydroabietic acid
Names
	Preferred IUPAC name Abieta-8,11,13-trien-18-oic acid
	Other names DAA; DHA
Identifiers
CAS Number	1740-19-8;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:29571;
ChEMBL	ChEMBL12850;
ChemSpider	85184;
ECHA InfoCard	100.015.548
EC Number	217-102-8;
KEGG	C12078;
PubChem CID	94391;
UNII	0S5XP6S3AU;
CompTox Dashboard (EPA)	DTXSID8022163 ;
	InChI InChI=1S/C20H28O2/c1-13(2)14-6-8-16-15(12-14)7-9-17-19(16,3)10-5-11-20(17,4)18(21)22/h6,8,12-13,17H,5,7,9-11H2,1-4H3,(H,21,22)/t17-,19-,20-/m1/s1 Key: NFWKVWVWBFBAOV-MISYRCLQSA-N;
	SMILES CC(C)C1=CC2=C(C=C1)C3(CCCC(C3CC2)(C)C(=O)O)C;
Properties
Chemical formula	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)
Solubility in water	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:
Pictograms
Signal word	Danger
Hazard statements	H301, H410
Precautionary statements	P273, P301+P310+P330
Flash point	184.3°C
Autoignition; temperature	Not available
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). (what is ?) Infobox references

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.