Melting point :-5 °C (lit.)
Boiling point :229-230 °C/16 mmHg (lit.)
Density :0.902 g/mL at 25 °C (lit.)
FEMA :3380 | 9,12-OCTADECADIENOIC ACID (48%) AND 9,12,15-OCTADECATRIENOIC ACID (52%)
refractive index :n20/D 1.466(lit.)
Flash point :>230 °F
storage temp. :Store below +30°C.
solubility :NaOH: soluble1M
pka :4.77(at 25℃)
form :liquid
color :Clear yellow
Odor :faint fatty
biological source :plant oil (safflower)
Water Solubility :INSOLUBLE
FreezingPoint :-5℃
Sensitive :Air Sensitive
λmax :270nm(H2O)(lit.)
Merck :14,5505
JECFA Number :332
BRN :1727101
Henry's Law Constant :4.9×10¹ mol/(m³Pa) at 25℃, HSDB (2015)
Dielectric constant :2.6（0℃）
Stability :Stable, but air and light sensitive. Combustible. Incompatible with strong oxidizing agents.
Major Application :flavors and fragrances
Cosmetics Ingredients Functions :SKIN CONDITIONING - EMOLLIENT
HAIR CONDITIONING
CLEANSING
ANTISTATIC
SKIN CONDITIONING
SURFACTANT - CLEANSING Cosmetic Ingredient Review (CIR) :Linoleic acid (60-33-3)
InChI :1S/C18H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h6-7,9-10H,2-5,8,11-17H2,1H3,(H,19,20)/b7-6-,10-9-
InChIKey :OYHQOLUKZRVURQ-KQHSAVHASA-N
SMILES :OC(CCCCCCC/C=C\C/C=C\CCCCC)=O
LogP :7.050
CAS DataBase Reference :60-33-3(CAS DataBase Reference)
NIST Chemistry Reference :9,12-Octadecadienoic acid (Z,Z)-(60-33-3)
EPA Substance Registry System :Linoleic acid (60-33-3)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P370+P378 In case of fire: Use … for extinction. P403+P235 Store in a well-ventilated place. Keep cool.