4-Acetoxy-2-azetidinone , 97% , 28562-53-0

CAS NO.：28562-53-0

Empirical Formula: C5H7NO3

Molecular Weight: 129.11

MDL number: MFCD00010593

EINECS: 249-083-7

PRODUCT Properties

• Melting point: 38-40 °C (lit.)
• Boiling point: 239.15°C (rough estimate)
• Density: 1.3816 (rough estimate)
• refractive index: 1.4220 (estimate)
• Flash point: >230 °F
• storage temp.: 2-8°C
• solubility: formic acid: soluble50mg/mL, clear, yellow-orange
• form: solid
• pka: 13.41±0.40(Predicted)
• Appearance: Light yellow to orange Solid
• BRN: 1524738
• InChI: InChI=1S/C5H7NO3/c1-3(7)9-5-2-4(8)6-5/h5H,2H2,1H3,(H,6,8)
• InChIKey: OEYMQQDJCUHKQS-UHFFFAOYSA-N
• SMILES: N1C(OC(C)=O)CC1=O
• CAS DataBase Reference: 28562-53-0(CAS DataBase Reference)
• NIST Chemistry Reference: 4-Acetoxy-2-azetidinone(28562-53-0)

Description and Uses

4-Acetoxy-2-azetidinone was used in the synthesis of derivatized cyclopentenes in high regio- and diastereoselectivity. It was also used as a heterocyclic synthon for antibiotic and anti-inflammatory agents.

Safety

• Symbol(GHS): GHS05,GHS08
• Signal word: Danger
• Hazard statements: H314-H334
• Precautionary statements: P260-P280-P284-P303+P361+P353-P304+P340+P310-P305+P351+P338
• Hazard Codes: C
• Risk Statements: 34-43
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 1759 8/PG 2
• WGK Germany: 3
• HazardClass: 8
• PackingGroup: III
• Limited Quantities: 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)