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cis,cis-Muconic acid

Also known as: (2Z,4Z)-2,4-Hexadienedioic acid, (Z,Z)-Muconic acid, cis,cis-2,4-Hexadienedioic acid, (Z,Z)-butadiene-1,4-dicarboxylic acid, MFCD00085266

cis,cis-Muconic acid (CAS 1119-72-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6O4 and a molecular weight of 142.109 g/mol. Key properties include a melting point of 194-195ºC(lit.), a boiling point of 345.4±15.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 176.9±16.9 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1119-72-8
Jingsj CID
J-1990105-4
Molecular Formula
C6H6O4
Molecular Weight
142.109 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194-195ºC(lit.)
Boiling Point345.4±15.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point176.9±16.9 °C
Exact Mass142.026611
PSA74.60000
LogP-0.21
Vapor Pressure0.0±1.6 mmHg at 25°C
Refractive Index1.549

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Jung HM, et al. Metabolic engineering of Klebsiella pneumoniae for the production of cis,cis-muconic acid. Appl Microbiol Biotechnol. 2015;99(12):5217-5225. [2]. Shin WS, et al. Characterization of a non-phosphotransferase system for cis,cis-muconic acid production in Corynebacterium glutamicum. Biochem Biophys Res Commun. 2018;499(2):279-284.

Customs & Trade Information

HS Code2917190090
Summary2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of cis,cis-Muconic acid?

The CAS number of cis,cis-Muconic acid is 1119-72-8.

What are the molecular formula and molecular weight of cis,cis-Muconic acid?

cis,cis-Muconic acid has molecular formula C6H6O4 and molecular weight 142.109 g/mol.

Is cis,cis-Muconic acid hazardous?

cis,cis-Muconic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of cis,cis-Muconic acid?

For cis,cis-Muconic acid, Upstream Products: Catechol, Phenol, Salicylaldehyde; Downstream Products: trans,trans-Muconic acid, Dimethyl 1,4-cyclohexanedicarboxylate, 1,6-Hexanediol.

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

Last updated:

How to cite: Jingsj. "cis,cis-Muconic acid (CAS 1119-72-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990105-4 (accessed 2026-11-09).

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