N-(4-Fluorobenzoyl)-L-proline
- Product Name
- N-(4-Fluorobenzoyl)-L-proline
- CAS No.
- 62522-93-4
- Chemical Name
- N-(4-Fluorobenzoyl)-L-proline
- Synonyms
- -1-(4-Fluorobenzoyl);1-(4-Fluorobenzoyl)-L-Proline;N-(4-Fluorobenzoyl)-L-proline;L-Proline, 1-(4-fluorobenzoyl)-;1-(4-fluorbenzoyl)-pyrrolidine-2-carboxylic acid;(S)-1-(4-Fluorobenzoyl)pyrrolidine-2-carboxylic acid;(2S)-1-(4-fluorobenzoyl)pyrrolidine-2-carboxylic acid
- CBNumber
- CB71501662
- Molecular Formula
- C12H12FNO3
- Formula Weight
- 237.23
- MOL File
- 62522-93-4.mol
N-(4-Fluorobenzoyl)-L-proline Property
- Boiling point:
- 441.6±40.0 °C(Predicted)
- Density
- 1.369±0.06 g/cm3(Predicted)
- storage temp.
- 2-8°C
- pka
- 5.29±0.10(Predicted)
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- AS42173
- Product name
- (S)-1-(4-Fluorobenzoyl)pyrrolidine-2-carboxylic acid
- Purity
- 98+% ee
- Packaging
- 1g
- Price
- $151
- Updated
- 2021/12/16
- Product number
- 9426AB
- Product name
- (S)-1-(4-Fluorobenzoyl)pyrrolidine-2-carboxylicacid
- Packaging
- 1g
- Price
- $157
- Updated
- 2021/12/16
- Product number
- 9426AB
- Product name
- (S)-1-(4-Fluorobenzoyl)pyrrolidine-2-carboxylicacid
- Packaging
- 5g
- Price
- $311
- Updated
- 2021/12/16
- Product number
- AS42173
- Product name
- (S)-1-(4-Fluorobenzoyl)pyrrolidine-2-carboxylic acid
- Purity
- 98+% ee
- Packaging
- 5G
- Price
- $353
- Updated
- 2021/12/16
- Product number
- AAA0010324
- Product name
- 1-(4-FLUOROBENZOYL)-L-PROLINE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $500.08
- Updated
- 2021/12/16
N-(4-Fluorobenzoyl)-L-proline Chemical Properties,Usage,Production
Synthesis
403-43-0
147-85-3
62522-93-4
The general procedure for the synthesis of N-(4-fluorobenzoyl)-L-proline from 4-fluorobenzoyl chloride and L-proline was as follows: L-proline (2.5 g, 22 mmol) was dissolved in 5% NaOH solution (25 mL, 31 mmol), cooled to the appropriate temperature, and then 4-fluorobenzoyl chloride (3.17 g, 20 mmol) was slowly added dropwise under vigorous stirring. The reaction mixture was then supplemented with 5% NaOH solution (15 mL, 19 mmol) and stirred continuously for 1 hour at room temperature. After completion of the reaction, the mixture was cooled in an ice bath and the pH was adjusted to acidic by slowly adding 20% HCl solution (10 mL) until crystals were precipitated. The resulting crystals were filtered, washed with cold water and then dried in a desiccator using P2O5 as the drying agent. Finally, 4.21 g of N-(4-fluorobenzoyl)-L-proline crystals were obtained in 89% yield (based on a theoretical value of 88.8%). The product characterization data were as follows: molecular formula C12H12FNO3, molecular weight 237.23; melting point 174.0 °C; IR (NaCl, cm-1): 1735, 1605, 1585, 1514, 1440, 1230, 1180, 1161, 856, 762, 513; 1H NMR (CDCl3, δ, ppm). 7.64-7.61 (d, 2H, J=5.4 Hz), 7.59-7.57 (d, 2H, J=5.4 Hz), 7.16-7.07 (t, 2H, J=8.6 Hz).
References
[1] Patent: EP1246825, 2003, B1. Location in patent: Page 32
[2] Patent: US2003/153558, 2003, A1
N-(4-Fluorobenzoyl)-L-proline Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from N-(4-Fluorobenzoyl)-L-proline manufacturers
- Product
- N-(4-Fluorobenzoyl)-L-proline 62522-93-4
- Price
- US $0.00-0.00/KG
- Min. Order
- 1KG
- Purity
- 98%
- Supply Ability
- 1ton
- Release date
- 2022-10-14