dimethyl 2-ethynylterephthalate

Base Information

Chemical Name:dimethyl 2-ethynylterephthalate
CAS No.:1360461-76-2
Molecular Formula:C₁₂H₁₀O₄
Molecular Weight:218.209
Hs Code.:

Synonyms:

Suppliers and Price of dimethyl 2-ethynylterephthalate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

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Total 7 raw suppliers

Chemical Property of dimethyl 2-ethynylterephthalate

Chemical Property:

Boiling Point:338.8±32.0 °C(Predicted)
Density:1.21±0.1 g/cm3(Predicted)

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of dimethyl 2-ethynylterephthalate

There total 3 articles about dimethyl 2-ethynylterephthalate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 90.0%

: dimethyl 2-((trimethylsilyl)ethynyl)terephthalate

: 1360461-76-2
dimethyl 2-ethynylterephthalate

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran;
DOI:10.1016/j.apcata.2021.118216

Reference yield:

: 18643-86-2
dimethyl 2-bromoterephthalate

: 1360461-76-2
dimethyl 2-ethynylterephthalate

Guidance literature:: Multi-step reaction with 2 steps

1: triphenylphosphine; copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / 8 h / 85 °C / Inert atmosphere

2: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrabutyl ammonium fluoride; triethylamine; triphenylphosphine; In tetrahydrofuran; 1: |Sonogashira Cross-Coupling;
DOI:10.1039/C8TA03803A

Reference yield:

: 586-35-6
2-bromo-1,4-benzenedicarboxylic acid

: 1360461-76-2
dimethyl 2-ethynylterephthalate

Guidance literature:: Multi-step reaction with 3 steps

1: sulfuric acid / Reflux

2: triphenylphosphine; copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / 8 h / 85 °C / Inert atmosphere

3: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 20 °C

With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; sulfuric acid; tetrabutyl ammonium fluoride; triethylamine; triphenylphosphine; In tetrahydrofuran; 2: |Sonogashira Cross-Coupling;
DOI:10.1039/C8TA03803A