5-FLUORO-2-METHOXYACETOPHENONE
- Product Name
- 5-FLUORO-2-METHOXYACETOPHENONE
- CAS No.
- 445-82-9
- Chemical Name
- 5-FLUORO-2-METHOXYACETOPHENONE
- Synonyms
- 5′Albb-004400;-Fluoro-2′5-FLUORO-2-METHOXYACETOPHENONE;5'-Fluoro-2'-methoxyacetophenone;5-FLOURO-2- METHOXY ACETOPHENONE;1-(5-Fluoro-2-methoxyphenyl)ethanon;1-(5-FLUORO-2-METHOXYPHENYL)ETHANONE;1-(5-fluoro-2-methoxyphenyl)ethan-1-one;Ethanone, 1-(5-fluoro-2-methoxyphenyl)-
- CBNumber
- CB9383272
- Molecular Formula
- C9H9FO2
- Formula Weight
- 168.16
- MOL File
- 445-82-9.mol
5-FLUORO-2-METHOXYACETOPHENONE Property
- Melting point:
- 23 °C
- Boiling point:
- 132 °C(Press: 13 Torr)
- Density
- 1.1880 g/mL at 25 °C
- refractive index
- 1.5180
- Flash point:
- 110 °C
- storage temp.
- Sealed in dry,Room Temperature
- form
- liquid
- Appearance
- Colorless to off-white <23°C Solid,>23°C Liquid
- CAS DataBase Reference
- 445-82-9(CAS DataBase Reference)
Safety
- Hazard Codes
- Xi,Xn
- Risk Statements
- 36/37/38-41-22
- Safety Statements
- 26-36/37/39-39
- WGK Germany
- 3
- HazardClass
- IRRITANT
- HS Code
- 2914790090
N-Bromosuccinimide Price
- Product number
- 683299
- Product name
- 5′-Fluoro-2′-methoxyacetophenone
- Purity
- 97%
- Packaging
- 1g
- Price
- $85.6
- Updated
- 2023/06/20
- Product number
- F599333
- Product name
- 5''-Fluoro-2''-methoxyacetophenone
- Packaging
- 500mg
- Price
- $75
- Updated
- 2021/12/16
- Product number
- PC9857
- Product name
- 5'-Fluoro-2'-methoxyacetophenone
- Purity
- 98%
- Packaging
- 1g
- Price
- $38
- Updated
- 2021/12/16
- Product number
- X8297
- Product name
- 5'-Fluoro-2'-methoxyacetophenone
- Packaging
- 5g
- Price
- $130
- Updated
- 2021/12/16
- Product number
- 036402
- Product name
- 1-(5-Fluoro-2-methoxyphenyl)ethanone
- Packaging
- 500mg
- Price
- $252
- Updated
- 2021/12/16
5-FLUORO-2-METHOXYACETOPHENONE Chemical Properties,Usage,Production
Uses
5′-Fluoro-2′-methoxyacetophenone is used to synthesize other fluorinated compounds.
Reactions
5′-Fluoro-2′-methoxyacetophenone is a reactive intermediate that undergoes an electrophilic aromatic substitution with methanol to form the corresponding fluorinated methoxyacetophenone.
Synthesis
394-32-1
77-78-1
445-82-9
Step 2. A 4.1:1 mixture of 5-fluoro-2-hydroxyacetophenone (10.4 g, 61.8 mmol) and dimethyl sulfate (2.54 g, 16.5 mmol) was dissolved in acetone (50 mL) and potassium carbonate (2.50 g, 18.1 mmol) was added. Dimethyl sulfate (0.25 mL, 2.6 mmol) was then added. The reaction mixture was heated to reflux for 18 h. After cooling to room temperature, water (20 mL) was added. The mixture was stirred for 3 hours at room temperature and then partitioned between dichloromethane (50 mL) and brine (50 mL). The organic layer was separated and the aqueous layer was extracted with dichloromethane (3 x 50 mL). The organic phases were combined, dried over anhydrous sodium sulfate and concentrated under reduced pressure. 13.0 g (98% yield, 97% area) of 2-methoxy-5-fluoroacetophenone was obtained as a yellow oil.NMR (400 MHz, CDCl3) δppm: 2.64 (s, 3H), 3.92 (s, 3H), 6.94 (dd, J=9.09,4.04 Hz, 1H), 7.18 (ddd, J=9.09, 7.33,3.28 Hz, 1H), 7.48 (dd, J=8.97,3.16 Hz, 1H); HPLC retention time: 3.39 min; MS (ESI+) C9H9FO2 m/z 169.1 (M+H)+.
References
[1] Patent: WO2018/161008, 2018, A1. Location in patent: Paragraph 00217
[2] Journal of Organic Chemistry, 1960, vol. 25, p. 1016 - 1020
[3] Patent: US4251546, 1981, A
5-FLUORO-2-METHOXYACETOPHENONE Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 5-FLUORO-2-METHOXYACETOPHENONE manufacturers
- Product
- 5-FLUORO-2-METHOXYACETOPHENONE 445-82-9
- Price
- US $1.00-28.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 20000KG
- Release date
- 2024-07-29
- Product
- 1-(5-Fluoro-2-methoxyphenyl)ethanone 445-82-9
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 98% HPLC
- Supply Ability
- 10 tons
- Release date
- 2020-02-14