Wikipedia

1,3,4,6-Tetrathiapentalene-2,5-dione

1,3,4,6-Tetrathiapentalene-2,5-dione or thiapendione is a chemical compound with a formula C4O2S4. It is a dithiole containing two carbonyl groups that is used in the synthesis of sulfur heterocyclic compounds.[1]

1,3,4,6-Tetrathiapentalene-2,5-dione
Names
Other names
Thiapendione
[1,3]Dithiolo[4,5-d][1,3]dithiole-2,5-dione
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.151.101 Edit this at Wikidata
EC Number
  • 622-328-9
  • InChI=1S/C4O2S4/c5-3-7-1-2(9-3)10-4(6)8-1
    Key: XMQJUIFJLYEFQR-UHFFFAOYSA-N checkY
  • C12=C(SC(=O)S1)SC(=O)S2
Properties
C4O2S4
Molar mass 208.28 g·mol−1
Density 2 g/cm3[1]
Structure[1]
Monoclinic
P21/c
a = 3.9321(8) Å, b = 10.886(2) Å, c = 8.3000(9) Å
α = 90°, β = 103.60(1)°, γ = 90°
2
D2h
0 D
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

References

edit
  1. ^ a b c Müller, H.; Averbuch, M.-T. (1999). "1,3,4,6-Tetrathiapentalene-2,5-dione". Acta Crystallographica Section C Crystal Structure Communications. 55 (4): 590–592. Bibcode:1999AcCrC..55..590M. doi:10.1107/S0108270198014346.
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