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Dimethyl terephthalate

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Identification
Molecular formula
C10H10O4
CAS number
120-61-6
IUPAC name
dimethyl benzene-1,4-dicarboxylate
State
State

Dimethyl terephthalate is in a solid state at room temperature.

Melting point (Celsius)
140.00
Melting point (Kelvin)
413.15
Boiling point (Celsius)
288.00
Boiling point (Kelvin)
561.15
General information
Molecular weight
194.18g/mol
Molar mass
194.1840g/mol
Density
1.2020g/cm3
Appearence

Dimethyl terephthalate is a white crystalline solid at room temperature. It has a characteristic ester-like odor. It is relatively stable under normal conditions but may discolor upon prolonged exposure to light.

Comment on solubility

Solubility of Dimethyl Benzene-1,4-Dicarboxylate

Dimethyl benzene-1,4-dicarboxylate, also known as dimethyl terephthalate, demonstrates interesting solubility characteristics relevant to its applications in various chemical processes.

Solubility Characteristics:

  • Solvent Compatibility: Dimethyl benzene-1,4-dicarboxylate is generally soluble in organic solvents such as ethanol, acetone, and chloroform.
  • Water Solubility: Its solubility in water is quite limited, which can be attributed to its nonpolar aromatic structure.
  • Temperature Dependency: Solubility may vary with temperature; for instance, increasing the temperature often leads to an increase in solubility in organic solvents.

When analyzing the solubility of this compound, it is important to consider the application context. For example:

  • In polymer chemistry, its solubility in organic solvents is crucial for creating suitable reaction conditions.
  • In extraction processes, understanding its limited water solubility can aid in selecting appropriate solvents for phase separation.

In summary, while dimethyl benzene-1,4-dicarboxylate is insoluble in water, its solubility in organic solvents highlights its versatility in various chemical applications. Always remember: the interaction between a solute and solvent is a fundamental principle in chemistry, playing a pivotal role in determining solution behavior and reactivity!

Interesting facts

Interesting Facts about Dimethyl Benzene-1,4-Dicarboxylate

Dimethyl benzene-1,4-dicarboxylate, also known as dimethyl terephthalate (DMT), is an important compound in the field of chemistry and materials science. Here are some fascinating aspects of this compound:

  • Industrial Importance: DMT is widely used as a precursor in the production of polyester fibers and films, which are vital in textiles and packaging industries.
  • Polymer Chemistry: This compound is a key monomer in the synthesis of polyethylene terephthalate (PET), a widely utilized plastic that has revolutionized packaging and is part of many everyday products.
  • Synthesis: DMT can be synthesized through various methods, including esterification of terephthalic acid with methanol, often promoting efficiency in chemical processes.
  • Role in Sustainability: The world’s increasing demand for bio-based products has led to ongoing research on DMT sourced from renewable materials, potentially reducing dependency on fossil fuels.
  • Flavor and Fragrance: While primarily known for its industrial applications, DMT also has niche uses in the flavor and fragrance industry, enhancing the aroma of certain products.

As a compound with both functional and aesthetic applications, dimethyl benzene-1,4-dicarboxylate represents the intersection of chemistry with everyday life, making it a significant topic of study for students and professionals alike. It's often quoted that "the future of materials lies in our ability to innovate and adapt existing compounds", and DMT effortlessly embodies this philosophy.

Synonyms
DIMETHYL TEREPHTHALATE
120-61-6
Dimethyl p-phthalate
Dimethyl 4-phthalate
1,4-Benzenedicarboxylic acid, dimethyl ester
Di-Me terephthalate
Dimethyl 1,4-benzenedicarboxylate
Dimethyl p-benzenedicarboxylate
dimethyl benzene-1,4-dicarboxylate
Terephthalic Acid Dimethyl Ester
Terephthalic acid, dimethyl ester
Methyl 4-carbomethoxybenzoate
Methyl p-(methoxycarbonyl)benzoate
NCI-C50055
NSC 3503
1,4-Benzenedicarboxylic acid, 1,4-dimethyl ester
CCRIS 266
Terephthalic acid methyl ester
Terephthalate, dimethyl
Methyl 4-(carbomethoxy)benzoate
HSDB 2580
UNII-IKZ2470UNV
1,4-Benzenedicarboxylic acid dimethyl ester
EINECS 204-411-8
MFCD00008440
1,4-dimethyl benzene-1,4-dicarboxylate
DTXSID0020498
Dimethylester kyseliny tereftalove [Czech]
AI3-02246
di-methyl terephthalate
NSC-3503
DIMETYHL TEREPHTHALATE
IKZ2470UNV
DTXCID60498
Dimethyl ester of 1,4-benzenedicarboxylic acid
CHEBI:156286
EC 204-411-8
Terephthalic acid, bis-methyl ester
DIMETHYL TEREPHTHALATE [HSDB]
dimethylterephthalate
1,4-BENZENEDICARBOXYLIC ACID DIMETHYL ESTERWI
CAS-120-61-6
dimethyl terphthalate
DIMETHYLESTER KYSELINY TEREFTALOVE (CZECH)
TEREPHTHALIC ACID DIMETHYL ESTER (D6)
DiMe terephthalate
Dimethyl pphthalate
Dimethyl 4phthalate
dimethyl terephtalate
Di-me terephthalic acid
Dimethyl p-phthalic acid
Dimethyl 4-phthalic acid
dimethyl terephthalic acid
Methyl 4carbomethoxybenzoate
terephthalate dimethyl ester
WLN: 1OVR DVO1
TimTec1_001016
Dimethyl pbenzenedicarboxylate
SCHEMBL23600
terephtalic acid dimethylester
Terephthalate, dimethyl ester
terephthalic acid dimethylester
CHEMBL1870757
Dimethyl 1,4benzenedicarboxylate
Methyl p(methoxycarbonyl)benzoate
Methyl 4-carbomethoxybenzoic acid
NSC3503
Dimethyl p-benzenedicarboxylic acid
HMS1536O04
HY-Y0383
Tox21_202268
Tox21_300139
STL453626
Dimethyl 1,4-benzenedicarboxylic acid
AKOS008902273
Methyl p-(methoxycarbonyl)benzoic acid
FD62599
1,4-Benzenedicarboxylate dimethyl ester
NCGC00164075-01
NCGC00164075-02
NCGC00164075-03
NCGC00164075-04
NCGC00254036-01
NCGC00259817-01
AS-12906
SY010818
Dimethyl terephthalate, analytical standard
1,4Benzenedicarboxylic acid, dimethyl ester
1,4-Dimethyl benzene-1,4-dicarboxylic acid
benzene-1,4-dicarboxylic acid dimethyl ester
CS-0015109
NS00002929
T0015
TEREPHTHALIC ACID DIMETHYL ESTER [MI]
1,4-Benzenedicarboxylate, 1,4-dimethyl ester
EN300-15446
1,4Benzenedicarboxylic acid, 1,4dimethyl ester
Dimethyl terephthalate, purum, >=99.0% (GC)
Dimethyl terephthalate, ReagentPlus(R), >=99%
AQ-776/41343666
Q421276
BRD-K35424448-001-01-4
Dimethyl terephthalate, Vetec(TM) reagent grade, 98%
Z16251478
F0001-0330
Dimethyl terephthalate, Standard for quantitative NMR, TraceCERT(R)
1,4-BENZENEDICARBOXYLIC ACID DIMETHYL ESTER (TEREPHTHALATEDIMETHYLESTER)
204-411-8