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Dimethyl isophthalate

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Dimethyl isophthalate

EINECS 215-951-9
CAS No. 1459-93-4 Density 1.175 g/cm3
Solubility insoluble in water Melting Point 64-68 °C
Formula C10H10O4 Boiling Point 285 °C at 760 mmHg
Molecular Weight 194.20 Flash Point 148 °C
Transport Information Appearance white to off-white flakes or crystalline powder
Safety 26-36 Risk Codes 36
Molecular Structure Molecular Structure of 1459-93-4 (Dimethyl isophthalate) Hazard Symbols IrritantXi

1,3-Benzenedicarboxylicacid, dimethyl ester (9CI);Isophthalic acid, dimethyl ester (6CI,8CI);1,3-Di(methoxycarbonyl)benzene;Dimethyl 1,3-benzenedicarboxylate;Dimethyl m-phthalate;Methyl 3-carbomethoxybenzoate;Morflex 1129;NSC 15313;


Dimethyl isophthalate Chemical Properties

Molecular Structure of Isophthalic acid dimethyl ester (CAS NO.1459-93-4):

Molecular Formula: C10H10O4
Molecular Weight: 194.184
IUPAC Name: Dimethyl benzene-1,3-dicarboxylate
Synonyms of Isophthalic acid dimethyl ester (CAS NO.1459-93-4): 1,3-Benzenedicarboxylic acid, dimethyl ester ; 4-09-00-03293 (Beilstein Handbook Reference) ; AI3-02247 ; BRN 1912251 ; Dimethyl 1,3-benzenedicarboxylate ; Dimethyl isophthalate ; Dimethyl m-phthalate ; Dimethylester kyseliny isoftalove ; Dimethylester kyseliny isoftalove [Czech] ; EINECS 215-951-9 ; HSDB 6138 ; Isophthalic acid dimethyl ester ; Methyl 3-(carbomethoxy)benzoate ; Methyl isophthalate ; Morflex 1129 ; NSC 15313 ; 1,3-Benzenedicarboxylic acid, 1,3-dimethyl ester
CAS NO: 1459-93-4
Classification Code: Skin / Eye Irritant
Melting point: 64-68 °C
Polar Surface Area: 52.6 Å2
Index of Refraction: 1.514
Molar Refractivity: 49.79 cm3
Molar Volume: 165.2 cm3
Surface Tension: 40.5 dyne/cm
Density of Isophthalic acid dimethyl ester (CAS NO.1459-93-4): 1.175 g/cm3
Flash Point: 148 °C
Enthalpy of Vaporization: 52.4 kJ/mol
Boiling Point: 285 °C at 760 mmHg
Vapour Pressure: 0.00288 mmHg at 25°C

Dimethyl isophthalate Uses

 Isophthalic acid dimethyl ester (CAS NO.1459-93-4) is synthesis of phthalates, as diphenyl-resistant polymer monomers PBT, other organic synthesis, for stationary liquid.

Dimethyl isophthalate Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LDLo intraperitoneal 971mg/kg (971mg/kg) SENSE ORGANS AND SPECIAL SENSES: PTOSIS: EYE

Journal of Pharmaceutical Sciences. Vol. 56, Pg. 1446, 1967.

Dimethyl isophthalate Consensus Reports

Reported in EPA TSCA Inventory.

Dimethyl isophthalate Safety Profile

Hazard Codes of Isophthalic acid dimethyl ester (CAS NO.1459-93-4): IrritantXi
Risk Statements: 36 
R36: Irritating to eyes.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing.
WGK Germany: 3
RTECS: NT2540000
HS Code: 29173980
Hazardous Substances Data: 1459-93-4(Hazardous Substances Data)
Moderately toxic by intraperitoneal route. An eye irritant. When heated to decomposition it emits acrid smoke and fumes. See also ESTERS.

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