(S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid

Also known as: 2-[(4S)-2,2-DIMETHYL-5-OXO-1,3-DIOXOLAN-4-YL]ACETIC ACID, (S)-(+)-2,2-DIMETHYL-5-OXO-1,3-DIOXOLANE-4-ACETIC ACID, (S)-2,2-DIMETHYL-5-OXO-1,3-DIOXOLANE-4-ACETIC ACID, (S)-[2,2-DIMETHYL-5-OXODIOXOLAN-4-YL]ACETIC ACID, [(4S)-2,2-DIMETHYL-5-OXO-1,3-DIOXOLAN-4-YL]ACETIC ACID

(S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid (CAS 73991-95-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H10O5 and a molecular weight of 174.15100 g/mol. Key properties include a melting point of 105-112ºC(lit.), a boiling point of 341.4ºC at 760 mmHg, a density of 1.262 g/cm3 and a flash point of 143.7ºC. 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.: 73991-95-4
Jingsj CID: J-1084568-8
Molecular Formula: C₇H₁₀O₅
Molecular Weight: 174.15100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	105-112ºC(lit.)
Boiling Point	341.4ºC at 760 mmHg
Density	1.262 g/cm3
Flash Point	143.7ºC
Exact Mass	174.05300
PSA	72.83000
LogP	0.13920

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid?

The CAS number of (S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid is 73991-95-4.

What are the molecular formula and molecular weight of (S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid?

(S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid has molecular formula C7H10O5 and molecular weight 174.15100 g/mol.

Is (S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid hazardous?

(S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of (S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid?

For (S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid, Upstream Products: (R)-malic acid, 2,2-Dimethoxypropane, DL-Malic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(S)-2-(2,2-Dimethyl-5-oxo-1,3-dioxolan-4-yl)acetic acid (CAS 73991-95-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084568-8 (accessed 2026-11-09).

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