(S)-3-Hydroxy-gamma-butyrolactone

Name: (S)-3-Hydroxy-gamma-butyrolactone
SKU: 0

English Name : (S)-3-Hydroxy-gamma-butyrolactone
English Synonyms : S-3-Hydroxy-γ-butyrolactone; (S)-(-)-3-Hydroxy-γ-butyrolactone; (S)-3-Hydroxybutyrolactone; (±)-β-Hydroxy-γ-butyrolactone; (4S)-4-hydroxydihydrofuran-2(3H)-one; 4-hydroxy-dihydrofuran-2(3H)-one; [10 additional aliases condensed]
CAS Number : 7331-52-4; 5469-16-9
EINECS Number : 434-990-4
Molecular Formula : C₄H₆O₃

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Product Description

English Name	(S)-3-Hydroxy-gamma-butyrolactone
English Synonyms	S-3-Hydroxy-γ-butyrolactone; (S)-(-)-3-Hydroxy-γ-butyrolactone; (S)-3-Hydroxybutyrolactone; (±)-β-Hydroxy-γ-butyrolactone; (4S)-4-hydroxydihydrofuran-2(3H)-one; 4-hydroxy-dihydrofuran-2(3H)-one; [10 additional aliases condensed]
CAS Number	7331-52-4; 5469-16-9
EINECS Number	434-990-4
Molecular Formula	C₄H₆O₃
Molecular Weight	102.0886 g/mol
InChI	InChI=1/C4H6O3/c5-3-1-4(6)7-2-3/h3,5H,1-2H2/t3-/m0/s1
Molecular Structure
Density	1.393 g/cm³
Melting Point	1.24°C (Refractive index note) **
Boiling Point	310.3°C at 760 mmHg
Flash Point	157°C
Vapor Pressure	5.42 × 10⁻⁵ mmHg at 25°C
Physicochemical Properties	• Appearance: Colorless liquid • Solubility: Soluble in water, alcohols, organic solvents; insoluble in petroleum ether • Chiral source: Important chiral pool intermediate
Applications	• Synthetic intermediate for: - (R)-GABOB (hyperlipidemia treatment) - (S)-Oxiracetam (brain metabolism promoter) - HIV/AIDS drug intermediates - Antibacterial agents - Sedatives - Natural product synthesis
Hazard Symbol	Xi: Irritant
Risk Phrases	R36/37/38: Irritating to eyes, respiratory system and skin
Safety Phrases	S26: In case of contact with eyes, rinse immediately S37/39: Wear suitable gloves and eye/face protection