Chemical compounds

Updated on 5/1/2014.

Five-membered heterocycles

Chemical drawings were obtained using Molconvert of Chemaxon.


1,2-dioxolane

1,3-dioxolane

Furan

2,3-dihydrofuran

2,5-dihydrofuran

Pyrrole

1-pyrroline

2-pyrroline

3-pyrroline

Pyrrolidine

Imidazole

Imidazoline

Imidazolidine

Pyrazole

2-pyrazoline

3-pyrazoline

1,3,4-triazole

1,2,3-triazole

1,2,4-triazole

Tetrazole

Pentazole

Pyrazolidine

Thiolane

1,2-dithiolane

1,3-dithiolane

Thiophene

2,3-dihydrothiophene

2,5-dihydrothiophene

1,2-oxazolidine
(Isoxazolidine)

1,3-oxazolidine
(Oxazolidine)

Isoxazole
(1,2-oxazole)

2,3-dihydro-1,2-oxazole

2,5-dihydro-1,2-oxazole

4,5-dihydro-1,2-oxazole

Oxazole
(1,3-oxazole)

2,3-dihydro-1,3-oxazole

2,5-dihydro-1,3-oxazole

4,5-dihydro-1,3-oxazole

1,2,3-oxadiazole

1,2,4-oxadiazole

1,2,5-oxadiazole
(Furazan)

1,3,4-oxadizole

1,2,3-dioxazolidine

3H-1,2,3-dioxazole

5H-1,2,3-dioxazole

1,4,2-dioxazolidine

5H-1,4,2-dioxazole

1,3,2-dioxazolidine

2H-1,3,2-dioxazole

1,2-oxathiolane

5H-1,2-oxathiole

3H-1,2-oxathiole

1,3-oxathiolane

2H-1,3-oxathiole

1,2-thiazolidine
(Isothiazolidine)

1,3-thiazolidine
(Thiazolidine)

1,2-thiazole
(Isothiazole)

2,3-dihydro-1,2-thiazole

2,5-dihydro-1,2-thiazole

4,5-dihydro-1,2-thiazole

1,3-thiazole
(Thiazole)

2,3-dihydro-1,3-thiazole

2,5-dihydro-1,3-thiazole

4,5-dihydro-1,3-thiazole

1,2,3-thiadiazole

1,2,4-thiadiazole

1,2,5-thiadiazole

1,3,4-thiadiazole

1,2,3-dithiazolidine

3H-1,2,3-dithiazole

5H-1,2,3-dithiazole

1,4,2-dithiazolidine

5H-1,4,2-dithiazole

1,3,2-dithiazolidine

2H-1,3,2-dithiazole