3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE
- Product Name
- 3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE
- CAS No.
- 61160-18-7
- Chemical Name
- 3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE
- Synonyms
- 3-(Benzyloxy)-2-Methylpyridin-4(1H)-one;Kojic Impurity 11;Avobenzone Impurity 4;3-BENZYLOXY-2-METHYL-4(1H)PYRIDONE;3-BENZYLOXY-2-METHYL-1H-PYRIDIN-4-ONE;3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE;2-Methyl-3-phenylmethoxy-1H-pyridin-4-one;4(1H)-Pyridinone, 2-methyl-3-(phenylmethoxy)-
- CBNumber
- CB0199337
- Molecular Formula
- C13H13NO2
- Formula Weight
- 215.25
- MOL File
- 61160-18-7.mol
3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE Property
- Melting point:
- 171-173°C
- storage temp.
- Sealed in dry,Room Temperature
Safety
- HazardClass
- IRRITANT
- HS Code
- 2933399990
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
- B411015
- Product name
- 3-(Benzyloxy)-2-methyl-4(1H)-pyridinone
- Packaging
- 500mg
- Price
- $155
- Updated
- 2021/12/16
- Product number
- 045049
- Product name
- 3-(Benzyloxy)-2-methyl-4(1H)-pyridinone
- Purity
- >95%
- Packaging
- 500mg
- Price
- $41
- Updated
- 2021/12/16
- Product number
- 045049
- Product name
- 3-(Benzyloxy)-2-methyl-4(1H)-pyridinone
- Purity
- >95%
- Packaging
- 1g
- Price
- $63
- Updated
- 2021/12/16
- Product number
- OR32987
- Product name
- 3-(Benzyloxy)-2-methyl-1,4-dihydropyridin-4-one
- Purity
- 95%
- Packaging
- 1g
- Price
- $174
- Updated
- 2021/12/16
- Product number
- 045049
- Product name
- 3-(Benzyloxy)-2-methyl-4(1H)-pyridinone
- Purity
- >95%
- Packaging
- 5g
- Price
- $219
- Updated
- 2021/12/16
3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE Chemical Properties,Usage,Production
Synthesis
61049-69-2
61160-18-7
General procedure for the synthesis of 3-(benzyloxy)-2-methyl-4H-pyran-4-one from 3-(benzyloxy)-2-methyl-4H-pyran-4-one: To a solution of 3-(benzyloxy)-2-methyl-4H-pyran-4-one (13.8 g, 0.064 mol) in ethanol (25 mL) was added aqueous ammonia solution (50 mL), and the reaction was carried out at reflux overnight. After completion of the reaction, the solvent was removed by distillation under reduced pressure. The residue was dissolved in water and the pH was adjusted with concentrated hydrochloric acid to 1. The resulting aqueous phase was washed with ethyl acetate (3 x 25 mL), followed by adjusting the pH with 2 M sodium hydroxide solution to 10. The aqueous phase was then extracted with chloroform (3 x 1 L), and the organic phases were combined, dried with anhydrous sodium sulfate, filtered and concentrated under reduced pressure. The crude product was recrystallized with a solvent mixture of methanol/ether to give brown cubic crystals with a melting point of 162-164 °C. The product was extracted with chloroform (3×L) and dried with anhydrous sodium sulfate. The yield was 75%. The product was characterized by 1H NMR (CDCl3): δ 2.15 (3H, s, CH3), 5.03 (2H, s, CH2Ph), 6.35 (1H, d, J = 6.9Hz, 5-H), 7.25-7.31 (5H, m, Ph-H), 7.39 (1H, d, J = 6.9Hz, 6-H). The molecular formula is C13H13NO2.
References
[1] Journal of Medicinal Chemistry, 1993, vol. 36, # 17, p. 2448 - 2458
[2] Journal of Heterocyclic Chemistry, 1992, vol. 29, # 4, p. 1017 - 1019
[3] Tetrahedron, 2001, vol. 57, # 16, p. 3479 - 3486
[4] Patent: WO2006/103463, 2006, A1. Location in patent: Page/Page column 9; Figure 2
[5] Bioorganic and Medicinal Chemistry, 2011, vol. 19, # 3, p. 1285 - 1297
3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE manufacturers
- Product
- 3-(BENZYLOXY)-2-METHYL-4(1H)-PYRIDINONE 61160-18-7
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 200kg
- Release date
- 2019-12-31