methyl 2-ethynylbenzoate
- Product Name
- methyl 2-ethynylbenzoate
- CAS No.
- 33577-99-0
- Chemical Name
- methyl 2-ethynylbenzoate
- Synonyms
- NSC 649436;Methyl o-ethynylbenzoate;methyl 2-ethynylbenzoate;Methyl 2-ethynylbenzoate 95%;o-Methoxycarbonylphenylacetylene;OrthoMethoxycarbonylphenylacetylene;2-Ethynyl-benzoic acid Methyl ester;Methyl 2-ethynylbenzoate - [M53793];Benzoic acid, 2-ethynyl-, methyl ester
- CBNumber
- CB92514100
- Molecular Formula
- C10H8O2
- Formula Weight
- 160.17
- MOL File
- 33577-99-0.mol
methyl 2-ethynylbenzoate Property
- Boiling point:
- 80-85 °C(Press: 1 Torr)
- Density
- 1.11±0.1 g/cm3(Predicted)
- storage temp.
- Sealed in dry,Room Temperature
- Appearance
- Colorless to light yellow Solid-liquid mixture
Safety
- HS Code
- 2916399090
N-Bromosuccinimide Price
- Product number
- M339658
- Product name
- Methyl2-Ethynylbenzoate
- Packaging
- 50mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- M339658
- Product name
- Methyl2-Ethynylbenzoate
- Packaging
- 100mg
- Price
- $60
- Updated
- 2021/12/16
- Product number
- M53793
- Product name
- Methyl2-ethynylbenzoate
- Purity
- 96%
- Packaging
- 100mg
- Price
- $50
- Updated
- 2021/12/16
- Product number
- J97449
- Product name
- Methyl2-ethynylbenzoate
- Packaging
- 250mg
- Price
- $54
- Updated
- 2021/12/16
- Product number
- M53793
- Product name
- Methyl2-ethynylbenzoate
- Purity
- 96%
- Packaging
- 250mg
- Price
- $70
- Updated
- 2021/12/16
methyl 2-ethynylbenzoate Chemical Properties,Usage,Production
Synthesis
107793-07-7
33577-99-0
General procedure for the synthesis of methyl 2-[(trimethylsilyl)ethynyl]benzoate from methyl 2-alkynylbenzoate: 1. Preparation of reaction system: Cesium fluoride (1.41 g, 9.30 mmol) was added to an acetonitrile/water (20 mL/5 mL) solution of methyl 2-[(trimethylsilyl)ethynyl]benzoate (540 mg, 2.32 mmol). 2. Reaction conditions: the reaction mixture was stirred at room temperature for 4 hours. 3. Post-treatment: After completion of the reaction, the reaction mixture was concentrated and the residue was partitioned with ethyl acetate (100 mL) and 0.2 N hydrochloric acid (30 mL). The aqueous layer was extracted with ethyl acetate (100 mL), the combined organic layers were washed with brine, dried over anhydrous magnesium sulfate, filtered and concentrated. 4. Purification: The residue was purified by column chromatography using 0 to 5% ethyl acetate/hexane as eluent to afford methyl 2-alkynylbenzoate (358 mg, 96% yield). 5. Characterization: GC/MS analysis showed a molecular ion peak m/z of 160.
References
[1] Tetrahedron Letters, 2003, vol. 44, # 46, p. 8525 - 8527
[2] Tetrahedron, 2007, vol. 63, # 40, p. 9979 - 9990
[3] Patent: WO2007/140174, 2007, A2. Location in patent: Page/Page column 32
[4] Organic Letters, 2010, vol. 12, # 16, p. 3651 - 3653
[5] Tetrahedron Letters, 2010, vol. 51, # 15, p. 2007 - 2009
methyl 2-ethynylbenzoate Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from methyl 2-ethynylbenzoate manufacturers
- Product
- methyl 2-ethynylbenzoate 33577-99-0
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 20T
- Release date
- 2024-08-14
- Product
- methyl 2-ethynylbenzoate 33577-99-0
- Price
- US $5.00/KG
- Min. Order
- 1KG
- Purity
- 98%
- Supply Ability
- 100KG
- Release date
- 2020-01-12