Date: Thu Mar 11 09:02:30 2021

Errors in Heat of Formation

Errors in Calculated Heats of Formation for compounds containing the elements H C I (kcal/mol)

(Home Accuracy Manual)

Empirical

Name

Expt.

PM7

PM6-D3H4

PM6

PM6-DH2X

PM6-DH+

RM1

CH3I Methyl iodide

3.40

0.20

9.10

4.14

4.12

4.12

2.31

C2H5I Iodoethane

-2.00

0.17

10.05

3.27

3.10

3.10

1.29

C3H5I 3-Iodo-1-propene

23.80

-2.79

2.00

-0.85

-1.36

-1.36

-0.83

C3H5I E-1-Iodo-1-propene

22.26

-3.48

3.73

-1.13

-1.51

-1.51

0.26

C3H5I Z-1-Iodo-1-propene

20.66

-0.83

5.36

0.52

0.07

0.07

3.44

C3H7I 1-Iodopropane

-7.10

0.17

11.51

3.13

2.69

2.69

1.46

C3H7I 2-Iodopropane

-9.80

1.84

13.20

3.12

2.65

2.65

1.21

C4H9I 1-Butyl iodide

-12.00

0.07

13.01

3.09

2.39

2.39

1.36

C4H9I 2-Iodo-2-methylpropane

-17.20

2.67

16.18

1.39

0.53

0.53

-0.68

C6H5I Iodobenzene

39.40

-0.64

-0.36

0.63

-0.56

-0.56

0.41

C6H11I Iodocyclohexane

-11.94

-1.09

5.69

-1.80

-3.31

-3.31

-4.60

C7H7I Benzyl iodide

25.10

4.55

7.14

6.90

5.06

5.06

6.61

C7H7I m-Iodotoluene

31.90

-3.17

1.72

-2.03

-3.67

-3.67

-1.52

C7H7I o-Iodotoluene

31.70

-2.12

2.18

-1.62

-3.32

-3.32

-0.51

C7H7I ortho Iodotoluene

31.70

-0.84

2.52

-1.12

-2.88

-2.88

0.43

C7H7I p-Iodotoluene

29.10

-0.18

4.41

0.64

-0.98

-0.98

1.21

C10H7I 1-Iodonaphthalene

55.90

1.65

-1.26

0.90

-1.97

-1.97

0.42

C10H7I 2-Iodonaphthalene

56.20

-0.29

-2.24

-0.12

-2.84

-2.84

-1.52

CH2I2 Diiodomethane

27.00

-1.61

4.28

2.70

2.49

2.49

0.12

C2H2I2 E-1,2-Diiodoethene

49.56

-4.49

-1.99

-1.67

-2.11

-2.11

-0.63

C2H2I2 Z-1,2-Diiodoethene

49.56

-2.82

-0.52

-0.38

-0.93

-0.94

-0.26

C2H4I2 1,2-Diiodoethane

17.50

-1.26

3.67

0.78

0.29

0.29

-0.45

C3H6I2 1,2-Diiodopropane

8.50

2.02

8.22

2.11

1.17

1.17

1.73

C3H6I2 1,3-Diiodopropane

10.80

0.05

7.97

3.60

2.87

2.87

1.68

C4H8I2 1,2-Diiodobutane

2.90

2.34

11.99

4.35

3.14

3.14

2.15

C4H8I2 1,4-Diiodobutane

6.93

-1.81

7.81

1.90

0.93

0.93

-0.02

C6H4I2 1,2-Diiodobenzene

60.00

-1.83

-2.98

-1.71

-3.59

-3.59

-1.97

CHI3 Iodoform

50.40

-0.04

3.86

3.88

3.37

3.37

-0.79