Organoheterocyclic compounds
Organic compounds that consist of ring structures, or cyclic compounds that have atoms of at least two different elements as members of its ring(s).
Pyridines and derivatives
(2,417)
Azoles
(1,576)
Heteroaromatic compounds
(1,061)
Pyrimidines And Derivatives
(503)
Piperidines
(480)
Indoles and derivatives
(444)
Pyrrolidines
(441)
Piperazines
(355)
Thiophenes
(350)
Quinolines and derivatives
(320)
Oxacyclic compounds
(245)
Dioxaborolanes
(241)
Benzodioxoles
(139)
Epoxides
(137)
Oxanes
(136)
Lactones
(135)
Oxazinanes
(135)
Furans
(133)
Imidolactams
(132)
Imidazopyrimidines
(120)
Pyrazines
(94)
Phenanthrolines
(89)
Pyrroles
(86)
Triazines
(80)
Azolines
(76)
Imidazopyridines
(72)
Pyridazines and derivatives
(68)
Benzodioxanes
(65)
Oxetanes
(59)
Azolidines
(54)
Tetrahydroisoquinolines
(54)
Tetrapyrroles and derivatives
(53)
Lactams
(46)
Benzothiadiazoles
(43)
Benzoxazoles
(43)
Benzoxadiazoles
(42)
Isobenzofurans
(41)
Dithiolanes
(38)
Dioxanes
(36)
Oxolanes
(35)
Azobenzenes
(33)
Isoquinolines and derivatives
(31)
Bi- and oligothiophenes
(28)
Oxepanes
(28)
Azepanes
(26)
Metalloheterocyclic compounds
(26)
Benzofurans
(25)
Benzothiazines
(24)
Benzoxazines
(24)
Azetidines
(23)
Azepines
(21)
Thianes
(21)
Pyrazolopyridines
(20)
Dihydrofurans
(18)
Lactims
(17)
Dithianes
(16)
Benzimidazoles
(15)
Pyrans
(15)
Pyrrolines
(15)
Biotin and derivatives
(12)
Thienopyrroles
(12)
Furopyridines
(11)
Imidazothiazoles
(11)
Quinuclidines
(11)
Thienopyridines
(11)
Thiopyrans
(11)
Dithioles
(10)
Organoboroxines
(10)
Pyranopyridines
(10)
Thiazines
(10)
Benzisoxazoles
(9)
Benzodiazepines
(9)
Dihydroisoquinolines
(9)
Dioxaphospholanes
(9)
Pyranodioxins
(9)
Benzothiazepines
(8)
Dihydrothiophenes
(7)
Dioxolopyrans
(7)
Phosphacyclic compounds
(7)
Thiolactams
(7)
Oxazolopyridines
(6)
Trioxanes
(6)
Benzopyrans
(5)
Cycloheptathiophenes
(5)
Thiochromenes
(5)
Benzazepines
(4)
Benzocycloheptapyridines
(4)
Imidazopyrazines
(4)
Isocoumarans
(4)
Pyrrolopyrimidines
(4)
Selenazoles
(4)
Thienopyrans
(4)
Benzoxazolines
(3)
Furofurans
(3)
Piperazinoazepines
(3)
Pyridopyrimidines
(3)
Triazolopyrazines
(3)
Trithianes
(3)
Furopyrans
(2)
Piperazinopiperidines
(2)
Pyridopyrazines
(2)
Thienodiazepines
(2)
Thienothiophenes
(2)
Thietanes
(2)
Furopyrroles
(1)
Naphthothiazoles
(1)
Oxathianes
(1)
Pyrrolizines
(1)
Triazolothiazoles
(1)
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