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Heterocyclic Building Blocks
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Chemistry
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Heterocyclic Building Blocks
Heterocyclic Building Blocks
Heterocyclic Building Blocks
1
Acridinium Series(723)
2
Aliphatic Heterocycles(34542)
3
Aromatic Heterocycles(172064)
4
Azetidines(2993)
5
Benzimidazoles(4521)
6
Benzisoxazoles(521)
7
Benzodioxans(699)
8
Benzofurans(3900)
9
Benzothiazoles(2455)
10
Benzothiophenes(1112)
11
Benzoxazoles(2868)
12
Carbazole Series(477)
13
Cinnolines(363)
14
Dioxolanes(1581)
15
Dioxoles(13)
16
Epoxides(384)
17
Furans(7270)
18
Imidazoles(6210)
19
Imidazolidines(1180)
20
Imidazolines(721)
21
Indazoles(3253)
22
Indoles(7940)
23
Indolines(4523)
24
Isoquinolines(2879)
25
Isothiazoles(342)
26
Isoxazoles(3639)
27
Morpholines(5064)
28
Naphthyridines(941)
29
Other Aliphatic Heterocycles(6357)
30
Other Aromatic Heterocycles(42473)
31
Oxadiazoles(3678)
32
Oxazines(236)
33
Oxazoles(2103)
34
Oxazolidines(1403)
35
Oxazolines(1784)
36
Oxetanes(771)
37
Phthalazines(417)
38
Piperazines(7492)
39
Piperidines(22186)
40
Purines(2246)
41
Pyrans(1058)
42
Pyrazines(3470)
43
Pyrazoles(17385)
44
Pyridazines(3001)
45
Pyridines(70946)
46
Pyrimidines(16636)
47
Pyrroles(5147)
48
Pyrrolidines(15703)
49
Pyrrolines(1800)
50
Quinazolines(3538)
51
Quinolines(13478)
52
Quinoxalines(1484)
53
Quinuclidines(199)
54
Spiroes(4695)
55
Tetrahydrofurans(2339)
56
Tetrahydroisoquinolines(1303)
57
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58
Tetrahydroquinolines(1567)
59
Tetrazoles(80)
60
Thiadiazoles(2239)
61
Thiazines(68)
62
Thiazoles(6665)
63
Thiazolidines(1273)
64
Thiomorpholines(456)
65
Triazines(1484)
66
Triazoles(7749)