Accuracy

formic acid, dimer, angstroms   1374 Formic acid, dimer

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    #  Species Formula
  1364 1,3,5-Trimethyl-s-triazine-2,4,6-trioneC6H9N3O3
  1365 2,4,6-Trimethoxy-s-triazineC6H9N3O3
  1366 Li(+)(H2O)4H8LiO4
  1367 Li(+)(H2O)4 (Geo)H8LiO4
  1368 Li(I)(H2O)4(+) (BADTUV10) (Geo)H8LiO4
  1369 Li(I)(H2O)4(+) (BADTUV10)H8LiO4
  1370 B(OH)4, anion (Geo)H4BO4
  1371 TetrahydroxydiboraneH4B2O4
  1372 Oxalic acidC2H2O4
  1373 Formic acid, dimer (Geo)C2H4O4
  1374 Formic acid, dimer C2H4O4
  1375 DioxybismethanolC2H6O4
  1376 (C2H4)BO4H2, anion (Geo)H6BC2O4
  1377 1,4-Dioxan-2,5-dioneC4H4O4
  1378 Dimethyl oxalateC4H6O4
  1379 1,3,5,7-TetroxaneC4H8O4
  1380 Dimethyl malonateC5H8O4
  1381 Ethylmalonic acidC5H8O4
  1382 Methylene diacetateC5H8O4
  1383 TetramethoxymethaneC5H12O4
  1384 1,1-DiacetoxyethaneC6H10O4


ΔHf: -13.9 kcal/mol
  
 PM7
Formic acid, dimer
 H=-13.9+"FORMIC ACID"+"FORMIC ACID" HR=RCJ02 HWT=10
  C     0.00000000 +0    0.0000000 +0    0.0000000 +0     0     0     0
  O     1.21569699 +1    0.0000000 +0    0.0000000 +0     1     0     0
  H     1.99901238 +1   95.1917953 +1    0.0000000 +0     1     2     0
  O     1.64882116 +1  139.7938071 +1    0.2188938 +1     3     1     2
  H     1.64913066 +1  124.9148856 +1   -0.1022968 +1     2     1     3
  O     1.02721595 +1   36.5123991 +1  179.7718479 +1     3     1     4
  H     1.09041245 +1  126.1172663 +1 -179.9859721 +1     1     2     3
  C     1.21570237 +1  125.0517340 +1   -0.2638749 +1     4     3     1
  O     1.02696320 +1  153.5032213 +1 -179.9879421 +1     5     1     2
  H     1.09034686 +1  126.0762723 +1 -179.8632930 +1     8     4     3