Dimethyl 2,3,5,6-tetrafluoroterephthalate

Basic Information

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CAS Number

727-55-9

Molecular Formula

C10H6F4O4

Molecular Weight

266.15 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Specialty Chemicals UV Stabilizers

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

Melting Point

79-80 ºC

Density

1.461±0.06 g/cm3 (20 ºC 760 Torr),

SMILES

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Fc1c(C(=O)OC)c(F)c(F)c(C(=O)OC)c1F

InChI

InChI=1S/C10H6F4O4/c1-17-9(15)3-5(11)7(13)4(10(16)18-2)8(14)6(3)12/h1-2H3

InChIKey

JCEMPCVTIITKAC-UHFFFAOYSA-N

LogP

1.8161999999999998

Topological Polar Surface Area

52.60000000000001 Å²

Hydrogen Bond Donor/Acceptor

0 / 4

Synonyms & References

English

1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrafluoro-, dimethyl ester
dimethyl 2,3,5,6-tetrafluorobenzene-1,4-dicarboxylate
DIMETHYL2,3,5,6-TETRAFLUOROTEREPHTHALATE
2,3,5,6-Tetrafluoro-1,4-benzenedioic acid dimethyl ester

MDL Number

MFCD25966677

FAQ

What are the physical and chemical properties of Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9)?

Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9) is a crystalline compound with a molecular weight of approximately 297.07 g/mol. It is sparingly soluble in water but highly soluble in organic solvents like benzene and toluene. Chemically, it is less reactive compared to other terephthalates, showing limited reactivity towards nucleophiles and electrophiles. It has a melting point around 125°C and a boiling point of about 300°C. This compound is known for its stability under normal conditions, which makes it suitable for various industrial applications.

How is Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9) typically synthesized?

Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9) is usually synthesized via the esterification of 2,3,5,6-tetrafluoroterephthalic acid with dimethyl carbonate in the presence of a strong acid catalyst, such as trifluoroacetic acid. The reaction is conducted under mild conditions, typically at room temperature. The process yields high selectivity and good yield, making it a common method for industrial-scale production.

What industries use Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9)?

Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9) is primarily used in the pharmaceutical and polymer industries. It serves as a monomer for the synthesis of fluorinated polymers, which are important in electronic and optical applications. Additionally, it is utilized in the production of fluorinated resins and films, enhancing their chemical and thermal stability. Its unique properties also make it suitable for applications in sensors and semiconductors.

What precautions should be taken when handling Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9)?

When handling Dimethyl 2,3,5,6-tetrafluoroterephthalate (CAS: 727-55-9), it is crucial to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. This compound should be stored in a fume hood to minimize inhalation risks. In case of spills, immediately clean up using appropriate absorbents and dispose of the waste in accordance with local regulations. Always refer to the Safety Data Sheet (SDS) for detailed information on handling and emergency procedures.