3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER
- Product Name
- 3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER
- CAS No.
- 75418-74-5
- Chemical Name
- 3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER
- Synonyms
- Methyl 3-oxo-3-(pyridin-2-yl);methyl 3-oxo-3-(pyridin-2-yl)propanoate;2-Pyridinepropanoic acid, β-oxo-, methyl ester;3-Oxo-3-pyridin-2-ylpropanoic acid methyl ester;3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER
- CBNumber
- CB82465494
- Molecular Formula
- C9H9NO3
- Formula Weight
- 179.17
- MOL File
- 75418-74-5.mol
3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER Property
- storage temp.
- Inert atmosphere,Room Temperature
- Appearance
- Brown to reddish brown Liquid
Safety
- HS Code
- 2933399990
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P337+P313IF eye irritation persists: Get medical advice/attention.
N-Bromosuccinimide Price
- Product number
- M325860
- Product name
- Methyl3-Oxo-3-(pyridin-2-yl)propanoate
- Packaging
- 500mg
- Price
- $155
- Updated
- 2021/12/16
- Product number
- OR932268
- Product name
- Methyl3-oxo-3-(pyridin-2-yl)propanoate
- Purity
- 95%
- Packaging
- 1g
- Price
- $240
- Updated
- 2021/12/16
- Product number
- CHM0393090
- Product name
- METHYL-3-OXO-3-(PYRIDIN-2YL)PROPANOATE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $500.28
- Updated
- 2021/12/16
- Product number
- 1722AC
- Product name
- Methyl3-oxo-3-(pyridin-2yl)propanoate
- Packaging
- 25g
- Price
- $967
- Updated
- 2021/12/16
- Product number
- 1722AC
- Product name
- Methyl3-oxo-3-(pyridin-2yl)propanoate
- Packaging
- 1g
- Price
- $145
- Updated
- 2021/12/16
3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER Chemical Properties,Usage,Production
Synthesis
1122-62-9
616-38-6
75418-74-5
Step 2: Preparation of methyl 3-oxo-3-pyridin-2-ylpropionate; NaH (60% mineral oil suspension; 30 g, 750 mmol, 2.5 eq.) was suspended in cyclohexane (900 mL) and the temperature was raised to reflux. To this suspension 2-acetylpyridine (36 g, 300 mmol) was added dropwise for 10 minutes followed by dimethyl carbonate (100 mL, 1.2 mol, 4 eq.). The reaction mixture was heated to reflux for 4 hours, followed by standing at room temperature overnight and then cooled to 0 °C. The near-solid mixture was quenched by adding a solution of AcOH (75 mL) in water (250 mL), followed by dilution with Et2O (250 mL) and stirring until all solids were completely dissolved. The aqueous layer was separated and extracted with Et2O (2 x 250 mL). The organic extracts were combined, dried with MgSO4 and concentrated under reduced pressure. The crude product was purified by distillation to afford the recovered 2-acetylpyridine (40 °C/0.3 mbar; 6.5 g, 18%) and the target product methyl 3-oxo-3-pyridin-2-ylpropionate (105 °C/0.6 mbar; 27.5 g, 51%).
References
[1] Patent: US2008/161254, 2008, A1. Location in patent: Page/Page column 14
[2] Bioorganic and Medicinal Chemistry, 2011, vol. 19, # 2, p. 836 - 851
[3] Chemical Communications, 2012, vol. 48, # 17, p. 2340 - 2342
[4] Tetrahedron Letters, 2014, vol. 55, # 48, p. 6534 - 6537
[5] Organic Letters, 2014, vol. 16, # 20, p. 5410 - 5413
3-OXO-3-PYRIDIN-2-YLPROPIONIC ACID METHYL ESTER Preparation Products And Raw materials
Raw materials
Preparation Products
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