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R1609

Sigma-Aldrich

Sodium rhodizonate dibasic

97%

Synonym(s):
3,4,5,6-Tetraoxocyclohexene-1,2-diol disodium salt, Rhodizonic acid disodium salt
Empirical Formula (Hill Notation):
C6Na2O6
CAS Number:
Molecular Weight:
214.04
Beilstein:
5181379
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

97%

technique(s)

titration: suitable

mp

>300 °C (lit.)

SMILES string

[Na+].[Na+].[O-]C1=C([O-])C(=O)C(=O)C(=O)C1=O

InChI

1S/C6H2O6.2Na/c7-1-2(8)4(10)6(12)5(11)3(1)9;;/h7-8H;;/q;2*+1/p-2

InChI key

SXWPCWBFJXDMAI-UHFFFAOYSA-L

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Application

Sodium rhodizonate dibasic can be employed as a reactant in the synthesis of:
  • Dihydroxyquinone carbonate by cyclocondensation reaction with phosgene.
  • Zwitterionic systems by condensation of heteroaryl-boronic acids.

Packaging

5 g in glass bottle

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

null
Preparation and Diels-Alder Cycloadditions of Substituted Vinylene Carbonates (1, 3-Dioxol-2-ones) and Related Compounds.
Jung ME, et al.
Heterocycles, 28(1), 93-97 (1989)
Zwitterionic Systems Obtained by Condensation of Heteroaryl-Boronic Acids and Rhodizonic Acid
Fornasari L, et al.
European Journal of Organic Chemistry, 2019(7), 1574-1582 (2019)

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