Accuracy

sulfur tetramer   2303 Sulfur tetramer

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    #  Species Formula
  2293 2,3,4-TrithiapentaneC2H6S3
  2294 1,3-Dithiol-2-thioneC3H2S3
  2295 1,3-Dithiolan-2-thioneC3H4S3
  2296 TrimethylthioboraneH9BC3S3
  2297 TriethylthioboraneH15BC6S3
  2298 1,3-Benzodithiole-2-thioneC7H4S3
  2299 3H-1,2-Benzodithiole-3-thioneC7H4S3
  2300 4,5-Tetramethylene-1,3-dithiol-2-thioneC7H8S3
  2301 Tri-n-propylthioboraneH21BC9S3
  2302 TriphenylthioboraneH15BC18S3
  2303 Sulfur tetramer S4
  2304 Sulfur, tetramer (open chain)S4
  2305 Hydrogen tetrasulfideH2S4
  2306 SiS4 (DANCUQ) (Geo)C4H8SiS4
  2307 SiS4 (DANCUQ)C4H8SiS4
  2308 Sulfur, pentamerS5
  2309 Hydrogen pentasulfideH2S5
  2310 S6 (Geo)S6
  2311 Sulfur, hexamerS6
  2312 SiS3C (MSISUL10) (Geo)C4H12Si4S6
  2313 SiS3C (MSISUL10)C4H12Si4S6


ΔHf: 32.7 kcal/mol,     REF: D. D. Wagman, W. H. Evans, V. B. Parker, R. H. Schumm, I. Halow, S. M. Bailey, K. L. Churney, R. L. Nuttall, J. Phys. Chem. Ref. Data Suppl. 11, 2 (1982).
  
 UHF PM7
Sulfur tetramer
 HWT=0.5 H=32.7 HR=WEPS1982
  S     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  S     2.97923359 +1    0.0000000 +0    0.0000000 +0     1     0     0
  S     2.11269931 +1   45.1249755 +1    0.0000000 +0     2     1     0
  S     2.99457090 +1   44.8439351 +1    0.0984050 +1     3     2     1