C-3 Ring

1. (3R)-3-Cyclobutyl-1-cyclopropylpentane: pdb
2. Cyclopropane: pdb
3. Cyclopropoxycyclohexane : pdb
4. Cis-1,2-Dimethylcyclopropane : pdb
5. (3R)-3-Cyclopropyl-4,4-dimethyloctane : pdb
6. trans-1-Cyclopropyl-3-fluorocyclobutane : pdb
7. (2R,3S)-Dicyclopropylpentane (meso) : pdb
8. 1,3-Dicyclopropylpropan-2-one : pdb
9. trans-1-Isopropy-2-methylcyclopropane : pdb
10. Tetracyclopropylmethane : pdb
11. trans-1,2-Dimethylcyclopropane : pdb

    C-4 Ring

12. Cyclobutane: pdb
13. Cyclobutanone : pdb
14. cis-1,2-Diethylcyclobutane : pdb
15. trans-1,3-Diisopropylcyclobutane : pdb
16. trans-1,2-Diethylcyclobutane : pdb
17. cyclobutylcyclopentane : pdb
18. Dicyclobutylmethane : pdb
19. Ethylcyclobutane : pdb
20. trans-1-Ethyl-2-methylcyclobutane : pdb

    C-5 Ring

21. trans-2-Bromocyclopentanol : pdb
22. cis-2-Chlorocyclopent-1-yl 2-ethylbutanoate : pdb
23. (2R)-2-cyclobutylpentane : pdb
24. Cyclopentanamine : pdb
25. Cyclopentane: pdb
26. Cyclopentanol : pdb
27. Cyclopentanone : pdb
28. (4S)-4-Cyclopentyloctane: pdb
29. Diethylcyclopentane : pdb
30. 1,1-Difluorocyclopentane : pdb
31. trans-1,2-Diiodocyclopentane : pdb
32. cis-1,2-Diiodocyclopentane : pdb
33. trans-1,2-Dimethoxycyclopentane : pdb
34. cis-1,3-Dimethylcyclopentane : pdb
35. cis-1,2-Dimethylcyclopentane : pdb
36. trans-1,2-Dimethylcyclopentane : pdb
37. trans-1,3-Dimethylcyclopentane : pdb
38. (S)-2,2-Dimethylcyclopentan-2-ol : pdb
39. (R)-2,2-Dimethylcyclopentan-2-ol : pdb
40. trans-1-Ethyl-2-methylcyclopentane : pdb
41. trans-1-Ethyl-2-methylcyclopentane: pdb
42. Methylcyclopentane : pdb
43. (1R,2S,4S)-1,2,4-Triethylcyclopentane (all cis) : pdb

    C-6 Ring

44. Bromocyclohexane : pdb
    shown in chair conformation with bromine equatorial
45. (R)-2-Cyanocyclohexanone : pdb
46. Cyclohexane, boat conformation : pdb
47. Cyclohexane, chair conformation : pdb
48. C₆H₁₂O₂ : trans-cyclohexane-1,4-diol : pdb
    (chair, diequatorial)
49. Cyclohexane-1,4-dione : pdb
50. cis-Cyclohexane-1,2-diol : pdb
51. Cyclohexanol : pdb
52. Cyclohexene : pdb
53. Cyclohexanone : pdb
54. Cyclohexyl ethanoate (chair, axial) : pdb
55. 1-Cyclohexylpentan-1-one : pdb
56. cis-1,2-Diethylcyclohexane: pdb
57. trans-1,3-Diethylcyclohexane : pdb
58. trans-1-t-Butyl-2-methylcyclohexane : pdb
59. trans-1,2-Dimethylcyclohexane (diequatorial): pdb
60. trans-1,2-Dimethylcyclohexane (diaxial) : pdb
61. cis-1,2-Dimethylcyclohexane : pdb
62. t-Butylcyclohexane : pdb
63. t-Butylcyclohexane : pdb
64. (1S,2S,4R)-1,2-Dibromo-4-t-butylcyclohexane : pdb
65. trans-1-Iodo-2-methylcyclohexane : pdb
    shown in chair, diequatorial conformation. Stereochemistry is (1R,2R).
66. trans-1-Iodo-2-methylcyclohexane : pdb
    shown in chair, diequatorial conformation. Stereochemistry is (1S,2S).
67. 1,1-Dimethylcyclohexane : pdb
68. (4R)-3-Ethyl-4-cyclopentylhexane : pdb
69. 3-Methylcyclohexene : pdb
70. Propoxycyclohexane : pdb
71. Propylcyclohexane (equatorial, chair) : pdb

    C-7 Ring

72. cycloheptane : pdb
73. Cycloheptanone : pdb
74. C₉H₁₈ : trans-1,2-Dimethylcycloheptane : pdb
75. Fluorocycloheptane : pdb

    C-8 Ring

76. cyclooctane : pdb
77. (E)-Cyclooctene : pdb
    -trans-cyclooctene is the smallest trans ring alkene that can be isolated and stored. It is about 39 kJ/mol higher in energy than the cis ring alkene.

    ---

    Back to Index Page

    ---

    II. Spiroalkanes.

78. (R)-2-Chlorospiro[4.5]decane : pdb
79. (S)-2-Chlorospiro[4.5]decane : pdb
80. C(R)-1-Chlorospiro[4.4]nonane : pdb
81. (S)-1-Chlorospiro[4.4]nonane : pdb
82. 5-Methylspiro[3.4]octane: pdb
83. Spiro[4.5]decan-2-one : pdb
84. Spiro[3.5]nonane : pdb
85. Spiro[2.6]nonane: pdb
86. Spiro[3.4]nonane : pdb
87. Spiro[5.5]nonane: pdb
88. Spiro[4.5]nonane : pdb
89. 2,6-Dimethylspiro[4.5]decane: pdb
90. 1,2,4,8-Tetramethylspiro[2.5]octane : pdb
91. 2,6-Dimethylspiro[3.3]heptane: pdb
92. Spiro[3.8]dodecane : pdb
93. 2,7-Diethylspiro[5.6]dodecane : pdb
94. 8-Isopropylspiro{4.5]decane : pdb
95. Spiro[3.3]heptane : pdb
96. Spiro[2.7]decane: pdb
97. Spiro[4,4]nonane : pdb

    ---

    Back to Index Page

    ---

    III. Bicyclic Alkanes

98. 2-Methylbicyclo[2.1.0]pentane : pdb
99. Bicyclo[2.1.1]hexane : pdb
100. 1,4-Dimethylbicyclo[2.2.0]hexane : pdb
101. Norbornane, bicyclo[2,2,1]heptane : pdb
102. 7,7-Dimethylbicyclo[2.2.1]heptane : pdb
103. endo-2-Isopropyl-7,7-dimethylbicyclo[2.2.1]heptane : pdb
104. trans-Bicyclo[4.4.0]decan-3-one : pdb
105. Bicyclo[2.2.2]octane : pdb
106. 1,4-Diisopropylbicyclo[2.2.2]octane : pdb
107. (2S,3S)-2-Ethyl-3-methylbicyclo[2.2.2]octane : pdb
108. Bicyclo[3.1.0]hexane : pdb
109. 2,6,6-Trimethylbicyclo[3.1.1]heptane : pdb
110. Bicyclo[3.2.0]heptane : pdb
111. Bicyclo[3.2.2]nonane : pdb
112. Bicyclo[3,3,0]octane : pdb
113. 1,2-Dimethylbicyclo[3.3.0]octane : pdb
114. Bicyclo[3.3.3]undecane : pdb
115. Bicyclo[4.1.0]heptane : pdb
116. (1S,2R,4S,6R)-4-Ethyl-2-isopropylbicyclo[4.1.0]heptane : pdb
117. cis-Bicyclo[4.2.1]nonane : pdb
118. 1,9-Dimethylbicyclo[4.2.1]nonane : pdb
     pinane
119. trans-1,6-Dibromobicyclo[4,3,0]nonane : pdb
120. 1-Methyl-8-propylbicyclo[4.3.0]nonane : pdb
121. Bicyclo[4.3.2]undecane : pdb
122. cis-Bicyclo[4.4.0]decane (cis-Decalin) : pdb
123. trans-Bicyclo[4.4.0]decane (trans-Decalin) : pdb
124. trans-Bicyclo[4.4.0]decan-3-one : pdb

     ---

     Back to Index Page

     ---

     IV. Alkanes with More than Two Rings

125. Adamantane : pdb
126. Cubane : pdb
127. Quadricyclene : pdb
     tetracyclo[2.2.1.0^(2,6).0^(3,5)]heptane

     ---

     Back to Index Page

     ---

     V. Unsaturated Rings

128. Cyclopentene : pdb
129. Cyclononyne : pdb
     the smallest ring to contain a C,C triple bond. Is the molecule linear at the triple bond?
130. (E)-Cyclooctene : pdb
     optically active alkene!

If this site is not at www.sci.ouc.bc.ca note that it may be incomplete.
The current version of this document is available from Chem at OUC .

page upkeep by Dave Woodcock:
(woodcock@okanagan.bc.ca)
who is solely responsible for the contents.