422797

(S)-β-Hydroxy-γ-butyrolactone

96%

• Synonym(s): (S)-4,5-Dihydro-4-hydroxy-2(3H)-furanone
• Empirical Formula (Hill Notation): C₄H₆O₃
• CAS Number: 7331-52-4
• Molecular Weight: 102.09
• Beilstein/REAXYS Number: 4657152
• MDL number: MFCD00211247
• UNSPSC Code: 12352005
• PubChem Substance ID: 24866453
• NACRES: NA.22

Properties

• assay: 96%
• optical activity: [α]21/D −81°, c = 2 in ethanol
• refractive index: n20/D 1.464 (lit.)
• bp: 98-100 °C/0.3 mmHg (lit.)
• density: 1.241 g/mL at 25 °C (lit.)
• SMILES string: O[C@@H]1COC(=O)C1
• InChI: 1S/C4H6O3/c5-3-1-4(6)7-2-3/h3,5H,1-2H2/t3-/m0/s1
• InChI key: FUDDLSHBRSNCBV-VKHMYHEASA-N

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 3
• flash_point_f: 228.2 °F - closed cup
• flash_point_c: 109 °C - closed cup
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter