Products Categories
CAS No.: | 28562-53-0 |
---|---|
Name: | 4-Acetoxy-2-azetidinone |
Article Data: | 23 |
Molecular Structure: | |
Formula: | C5H7NO3 |
Molecular Weight: | 129.115 |
Synonyms: | 2-Azetidinone,4-hydroxy-, acetate (ester) (8CI);2-Acetoxyazetidin-4-one; |
EINECS: | 249-083-7 |
Density: | 1.269 g/cm3 |
Melting Point: | 38-40 °C(lit.) |
Boiling Point: | 296.45 °C at 760 mmHg |
Flash Point: | 133.089 °C |
Hazard Symbols: | C |
Risk Codes: | 34-43 |
Safety: | 26-36/37/39-45 |
Transport Information: | UN 1759 8/PG 2 |
PSA: | 55.40000 |
LogP: | -0.27570 |
Conditions | Yield |
---|---|
With Ru-carbon; sodium acetate; acetic acid In ethyl acetate for 2.5h; Ambient temperature; | 94% |
Conditions | Yield |
---|---|
With tetraethylammonium tosylate In acetonitrile Ambient temperature; constant current electrolysis; | 89% |
Conditions | Yield |
---|---|
With oxygen; sodium acetate; acetaldehyde; ruthenium trichloride In ethyl acetate at 40℃; | 88% |
With peracetic acid; osmium (III) chloride; sodium acetate In ethyl acetate for 3h; Ambient temperature; | 78% |
In acetonitrile electrolysis: platinum electrodes, undivided cell, n-Bu4NBF4 electrolyte; | 49% |
Conditions | Yield |
---|---|
With oxygen; sodium acetate; acetaldehyde; ruthenium trichloride In ethyl acetate at 40℃; | 87% |
With peracetic acid; osmium (III) chloride; sodium acetate In ethyl acetate for 3h; Ambient temperature; | 77% |
Conditions | Yield |
---|---|
With Ru-carbon; sodium acetate; acetic acid In ethyl acetate for 2.5h; Ambient temperature; | 82% |
Conditions | Yield |
---|---|
With peracetic acid; sodium acetate; acetic acid In water; ethyl acetate | 78% |
Conditions | Yield |
---|---|
In water; acetonitrile Kolbe-type electrolysis, Pt electrodes, undivided cell; other 4-carboxy-2-azetidinones; | 76% |
In acetic acid; acetonitrile Kolbe-type electrolysis, Pt electrodes, undivided cell; | 76% |
Conditions | Yield |
---|---|
In acetonitrile electrolysis: platinum electrodes, undivided cell, NaOAc electrolyte; | 76% |
2-azetidinone
4-acetoxy azetidinone
Conditions | Yield |
---|---|
With peracetic acid; sodium acetate; acetic acid In acetonitrile | 71% |
With peracetic acid; sodium acetate; acetic acid In acetonitrile | 71% |
2-azetidinone
4-acetoxy azetidinone
Conditions | Yield |
---|---|
With peracetic acid; acetic acid | 65% |
What can I do for you?
Get Best Price
CAS: 28562-53-0
IUPAC Name: (4-oxoazetidin-2-yl) acetate
Molecular Formula: C5H7NO3
Molecular Weight: 129.11
Molecular structure:
EINECS: 249-083-7
Melting point: 38-40 °C(lit.)
Index of Refraction: 1.476
Molar Refractivity: 28.74 cm3
Molar Volume: 101.7 cm3
Polarizability: 11.39*10-24cm3
Surface Tension: 41 dyne/cm
Density: 1.26 g/cm3
Flash Point: 133.1 °C
Enthalpy of Vaporization: 53.62 kJ/mol
Boiling Point: 296.5 °C at 760 mmHg
Vapour Pressure: 0.00143 mmHg at 25°C
EINECS: 249-083-7
Product Categories: Ring Systems; Carbonyl Compounds; Lactams; Organic Building Blocks
InChI
InChI=1/C5H7NO3/c-3(7)9-5-2-4(8)6-5/h5H,2H2,1H3,(H,6,8)
Smiles
N1[C@@H](OC(=O)C)CC1=O
Hazard Codes: C
Risk Statements: 34-43
34: Causes burns
43: May cause sensitization by skin contact
Safety Statements: 26-36/37/39-45
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
RIDADR: UN 1759 8/PG 2
WGK Germany: 3
HazardClass: 8
PackingGroup: III
4-Acetoxy-2-Azetidinone (CAS NO.28562-53-0) is also named as 2-Azetidinone, 4-(acetyloxy)- ; 4-Oxo-2-azetidinyl acetate ; 4-Acetyloxyazetidin-2-one;Acetic acid 2-oxoazetidin-4-yl ester . 4-Acetoxy-2-azetidinone (CAS NO.28562-53-0) is commonly used as pharmaceutical intemediate.