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477079

Sigma-Aldrich

2,3-Dihydro-1,4-dithiino[2,3-c]furan-5,7-dione

97%

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Empirical Formula (Hill Notation):
C6H4O3S2
CAS Number:
10489-75-5
Molecular Weight:
188.22
EC Number:
234-015-0
MDL number:
MFCD00223990
UNSPSC Code:
12352100
PubChem Substance ID:
24871329
NACRES:
NA.22

Assay

97%

mp

112-115 °C (lit.)

SMILES string

O=C1OC(=O)C2=C1SCCS2

InChI

1S/C6H4O3S2/c7-5-3-4(6(8)9-5)11-2-1-10-3/h1-2H2

InChI key

MXSSHXZXAAXCOW-UHFFFAOYSA-N

General description

2,3-Dihydro-1,4-dithiino[2,3-c]furan-5,7-dione is an anhydride of dicarboxylic acid.

Application

2,3-Dihydro-1,4-dithiino[2,3-c]furan-5,7-dione (5,6-dihydro-1,4-dithiin-2,3-dicarboxylic anhydride, dhca, 3,6-Dithia-3,4,5,6-tetrahydrophthalic anhydride) may be used in the synthesis of the following:
  • photoluminescent three-dimensional (3-D) AgI coordination polymer
  • 5,6-dihydro-1,4- dithiin-2,3-dicarboxylate
  • CuII and MnII coordination complexes with 5,6-dihydro-1,4-dithiin-2,3-dicarboxylate as a primary building block
  • 2-heteroaryl-4,7-dithia-4,5,6,7-tetrahydro-1,3-indandiones
  • 3-arylmethylene-4,7-dithia-4,5,6,7-tetrahydrophthalides

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Phthalides and 1, 3-indandiones. LII. Reactions of 3, 6-dithia-3, 4, 5, 6-tetrahydrophthalic anhydride with methyl derivatives of nitrogen-containing heterocycles.
Krasnec L and Hrnciar P.
Chemical Papers, 28(1), 100-105 (1974)
A 3-D silver (I) polymer with 5, 6-dihydro-1, 4-dithiin-2, 3-dicarboxylate ligand, showing an unusual 6-connected (4 12. 6 3) 2 (4 9. 6 6) topology.
Hu M, et al.
Inorganic Chemistry Communications, 13(12), 1548-1551 (2010)
In situ syntheses, crystal structures and magnetic properties of CuII and MnII coordination assemblies based on a novel heteroalicyclic dicarboxylate tecton and N-donor co-ligands.
Liu CS, et al.
CrystEngComm, 14(1), 160-168 (2012)
Phthalides and 1,3-indandiones. XLIX. Preparation of 3-arylmethylene-4,7-dithia-4,5-6,7-tetrahydrophthalides and 2-aryl-4,7-dithia-4,5,6,7-tetrahydro-1,3-indandiones.
Hrnciar P.
Chemical Papers, 27(3) , 372-380 (1973)

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