| Class
of Compounds |
Structures |
Exp.
 C |
Exp. JC |
| Saturated
Heterocyclic |
| Piperidines (in all) 
|
7,875 |
124,752 |
1,281 |
| Tetrahydropyrans (in all) 
|
15,954 |
305,530 |
4,038 |
| Pyranoses 
|
9,246 |
198,020 |
2,435 |
| Other six-membered saturated heterocyclic with one heteroatom |
848 |
6,835 |
726 |
| Tetrahydrofurans (in all) 
|
14,849 |
236,760 |
7,652 |
| Furanoses 
|
3,713 |
67,816 |
1,338 |
| Pyrrolidines 
|
7,736 |
105,911 |
2,065 |
| Other five-membered saturated heterocyclic with one
heteroatom |
902 |
7,968 |
1,015 |
| Oxiranes (epoxides) 
|
4,015 |
64,173 |
1,019 |
| Aziridines 
|
636 |
5,908 |
380 |
| Other three-membered saturated heterocycles with one
heteroatom |
116 |
770 |
238 |
| Four-membered saturated heterocycles with one heteroatom |
1,706 |
18,071 |
707 |
| Lactones (in all) |
10,730 |
184,497 |
2,148 |
| Lactams (in all) |
14,261 |
183,067 |
7,664 |
| Steroids |
4,495 |
131,892 |
457 |
| With
functional group |
TOP |
| Aldehydes |
4,095 |
53,806 |
1,180 |
| Ketones (in all) |
29,126 |
444,652 |
10,014 |
| Cyclic ketones (including quinones, chromones, etc.) |
19,687 |
326,922 |
5,322 |
| Carboxylic acids |
6,508 |
100,469 |
1,605 |
| Esters |
46,282 |
722,186 |
15,265 |
| Amides |
24,351 |
306,229 |
11,630 |
| Ureas |
6,157 |
72,386 |
1,357 |
| Nitriles |
5,889 |
59,245 |
3,336 |
| Isonitriles |
107 |
1,767 |
78 |
| Alcohols (in all) |
46,216 |
733,206 |
13,721 |
| Phenols and naphthols |
8,189 |
154,565 |
2,503 |
| Ethers (in all) |
63,475 |
934,657 |
27,820 |
| Thiocarbonyl compounds (in all) |
2,561 |
22,642 |
949 |
| Thioketones |
179 |
1,951 |
242 |
| Thioamides |
593 |
5,126 |
256 |
| Thioureas |
853 |
7,528 |
97 |
| Thiols |
416 |
2,324 |
75 |
| Sulfides |
12,207 |
123,603 |
5,815 |
| Sulfoxides |
1,298 |
12,113 |
777 |
| Sulfones |
1,832 |
18,423 |
781 |
| Sulfonic compounds |
1,837 |
27,497 |
448 |
| Amines (in all) |
39,243 |
530,924 |
21,653 |
| Aromatic amines |
9,653 |
100,386 |
6,192 |
| Azo-compounds |
1,288 |
12,627 |
785 |
| C-Nitro compounds |
4,770 |
47,100 |
2,721 |
| O-Nitro compounds |
99 |
849 |
18 |
| C-Nitroso compounds |
44 |
376 |
0 |
| O-Nitroso compounds |
8 |
30 |
0 |
| Allenes |
572 |
5,775 |
358 |
| Alkenes |
43,589 |
603,760 |
15,483 |
| Alkynes |
3,793 |
37,436 |
2,289 |
| Monosubstituted ethylenes |
6,968 |
82,415 |
2,291 |
| 1,1-Disubstituted ethylenes |
7,279 |
114,227 |
1,841 |
| 1,2-Disubstituted ethylenes |
10,946 |
154,200 |
3,186 |
| 1,1,2-Trisubstituted ethylenes |
12,568 |
182,601 |
4,487 |
| Tetrasubstituted ethylenes |
5,828 |
70,317 |
3,678 |
|
