Croconic acid disodium salt

Base Information

• Chemical Name: Croconic acid disodium salt
• CAS No.: 14379-00-1
• Molecular Formula: C5H2 O5 . 2 Na
• Molecular Weight: 186.032
• Hs Code.: 2918300090
• DSSTox Substance ID: DTXSID30477943
• Mol file: 14379-00-1.mol

Synonyms:Croconic acid disodium salt;14379-00-1;CROCONIC ACID, DISODIUM SALT;disodium;3,4,5-trioxocyclopentene-1,2-diolate;Sodium 3,4,5-trioxocyclopent-1-ene-1,2-bis(olate);4,5-Dihydroxy-4-cyclopentene-1,2,3-trione disodium salt;Croconic acid,disodium salt;CROCONICACID,DISODIUMSALT;SCHEMBL5078533;DTXSID30477943;MFCD00191954

Chemical Property of Croconic acid disodium salt

Chemical Property:

• Melting Point: >300 °C(lit.)
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 97.33000
• Density: g/cm³
• LogP: -1.22010
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 0
• Exact Mass: 185.95411166
• Heavy Atom Count: 12
• Complexity: 188

Purity/Quality:

98%,99%, ^*data from raw suppliers

Croconic acid disodium salt 97% ^*data from reagent suppliers

Safty Information:

• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1(=C(C(=O)C(=O)C1=O)[O-])[O-].[Na+].[Na+]

Technology Process of Croconic acid disodium salt

There total 4 articles about Croconic acid disodium salt which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 76.0%

maleic anhydride (930-60-9) → sodium croconate (14379-00-1)

Guidance literature:

With sodium hydroxide; bromine; In water; at 0 - 20 ℃; for 1.66667h;

Reference yield:

rhodizonic acid (118-76-3) → croconic acid disodium salt (14379-00-1)

Guidance literature:

With sodium hydroxide;

DOI:10.1002/1521-3765(20020415)8:8<1804::AID-CHEM1804>3.0.CO;2-C

Reference yield:

croconic acid (488-86-8) → croconic acid disodium salt (14379-00-1)

Guidance literature:

With sodium hydroxide; In water;

DOI:10.1002/zaac.201700042

upstream raw materials:

rhodizonic acid

croconic acid

sodium hydroxide

maleic anhydride

Refernces

• 1、 Braga, Dario,Maini, Lucia,Grepioni, Fabrizia. "Croconic acid and alkali metal croconate salts: Some new insights into an old story". . p. 1804 - 1812. Retrieved 2002.
• 2、 -. "Process for producing croconic acid or salt thereof". Page/Page column 4. . Retrieved 2008/06/13.