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(S)-3-Hydroxy-γ-butyrolactone

Also known as: (S)-(-)-3-Hydroxy-γ-butyrolactone, (S)-4-Hydroxydihydrofuran-2(3H)-one, (4S)-4-Hydroxyoxolan-2-one, (S)-4,5-Dihydro-4-hydroxy-2(3H)-furanone, (S)-β-Hydroxy-γ-butyrolactone, 3-Hydroxy-4-butanolide

(S)-3-Hydroxy-γ-butyrolactone (CAS 7331-52-4) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C4H6O3 and a molecular weight of 102.089 g/mol. Key properties include a melting point of 1.24ºC, a boiling point of 310.3±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 157.0±18.7 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7331-52-4
Jingsj CID
J-37249-5
Molecular Formula
C4H6O3
Molecular Weight
102.089 g/mol
Category
Esters
Last updated
8/21/2026
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Physicochemical Properties

Melting Point1.24ºC
Boiling Point310.3±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point157.0±18.7 °C
Exact Mass102.031693
PSA46.53000
LogP-1.86
Vapor Pressure0.0±1.5 mmHg at 25°C
Refractive Index1.506

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of (S)-3-Hydroxy-γ-butyrolactone?

The CAS number of (S)-3-Hydroxy-γ-butyrolactone is 7331-52-4.

What are the molecular formula and molecular weight of (S)-3-Hydroxy-γ-butyrolactone?

(S)-3-Hydroxy-γ-butyrolactone has molecular formula C4H6O3 and molecular weight 102.089 g/mol.

Is (S)-3-Hydroxy-γ-butyrolactone hazardous?

(S)-3-Hydroxy-γ-butyrolactone has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(S)-3-Hydroxy-γ-butyrolactone (CAS 7331-52-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37249-5 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.