Dimethyl phthalate

Dimethyl phthalate^[1][2]

Names
IUPAC name dimethyl benzene-1,2-dicarboxylate
Identifiers
ATC code	P03BX02
CAS Registry Number	131-11-3 Y
ChEMBL	ChEMBL323348 Y
ChemSpider	13837329 Y
InChI InChI=1S/C10H10O4/c1-13-9(11)7-5-3-4-6-8(7)10(12)14-2/h3-6H,1-2H3 Y Key: NIQCNGHVCWTJSM-UHFFFAOYSA-N Y InChI=1/C10H10O4/c1-13-9(11)7-5-3-4-6-8(7)10(12)14-2/h3-6H,1-2H3 Key: NIQCNGHVCWTJSM-UHFFFAOYAF
Jmol-3D images	Image
KEGG	C11233 Y
PubChem	8554
SMILES O=C(OC)c1ccccc1C(=O)OC
UNII	08X7F5UDJM Y
Properties
Chemical formula	C10H10O4
Molar mass	194.184 g/mol
Appearance	Colorless oily liquid
Odor	slight aromatic odor[2]
Density	1.19 g/cm3
Melting point	2 °C (36 °F; 275 K)
Boiling point	283 to 284 °C (541 to 543 °F; 556 to 557 K)
Solubility in water	0.4% (20°C)[2]
Vapor pressure	0.01 mmHg (20°C)[2]
Hazards
Flash point	146 °C (295 °F; 419 K)
Autoignition temperature	460 °C (860 °F; 733 K)
Explosive limits	0.9%-?[2]
LD50 (Median lethal dose)	6800 mg/kg (oral, rat)
US health exposure limits (NIOSH):
PEL (Permissible)	TWA 5 mg/m3[2]
REL (Recommended)	TWA 5 mg/m3[2]
IDLH (Immediate danger)	2000 mg/m3[2]
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Y verify (what is: Y/N?)
Infobox references

Dimethyl phthalate is a organic compound with molecular formula (CH₃₂O₂)₂C₆H₄. The methyl ester of phthalic acid, it is a colorless liquid that is soluble in organic solvents.

Dimethyl phthalate is used as an insect repellent for mosquitoes and flies. It is also an ectoparasiticide and has many other uses, including in solid rocket propellants, plastics, and insect repellents. Its LD50 is 8 200 mg/kg (rats, oral).^[3]

References