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    Three-Membered Rings
    Aziridines Azirines Cyclopropanes Diaziridines Oxaziridines Oxiranes Thiiranes
    Four-Membered Rings
    Azetidines Cyclobutanes Diazetidines Dioxetanes Oxetanes Oxetenes Thietanes Thietes
    Five-Membered Rings
    Cyclopentanes Dioxolanes Dioxoles Furans Furazans Imidazoles Imidazolidines Imidazolines Isothiazoles Isothiazolidines Isothiazolines Isoxazoles Isoxazolidines Isoxazolines Oxadiazoles Oxazoles Oxazolidines Oxazolines Pyrazoles Pyrazolidines Pyrazolines Pyrroles Pyrrolidines Pyrrolines Tetrahydrofurans Tetrahydrothiophenes Tetrazoles Thiadiazoles Thiazoles Thiazolidines Thiazolines Thiophenes Triazoles
    Six-Membered Rings
    Benzenes Cyclohexanes Dioxanes Morpholines Oxazines Piperazines Piperidines Pyrans Pyrazines Pyridazines Pyridines Pyrimidines Pyrones Quinones Tetrahydropyrans Thiadiazines Thianes Thiazines Thiomorpholines Triazines Trithianes
    Seven-Membered Rings
    Azepanes
    5,6-Membered Fused Rings
    Azaindoles Benzimidazoles Benzodioxolanes Benzofurans Benzofurazans Benzoisothiazoles Benzoisoxazoles Benzothiadiazoles Benzothiazoles Benzothiophenes Benzotriazoles Benzoxadiazoles Benzoxazoles Furopyridines Furopyrimidines Imidazopyrazines Imidazopyridazines Imidazopyridines Imidazopyrimidines Indazoles Indenes Indoles Indolinediones Indolines Indolinones Indolizines Isoindoles Isoindolinediones Isoindolines Isoindolinones Isothiazolopyridines Isoxazolopyridines Oxazolopyridines Purines Pyranoimidazoles Pyranoisoxazoles Pyranooxazoles Pyranopyrazoles Pyrazolopyrazines Pyrazolopyridazines Pyrazolopyridines Pyrazolopyrimidines Pyrrolopyrazines Pyrrolopyridazines Pyrrolopyrimidines Pyrrolotriazines Selenazolopyrindes Thiazolopyridines Thiazolopyrimidines Thienopyridines Thienopyrimidines Thiopyranoimidazoles Triazolopyrazines Triazolopyridazines Triazolopyridines Triazolopyrimidines
    5,7-Membered Fused Rings
    Azulenes
    6,6-Membered Fused Rings
    Benzodioxanes Benzothiazines Benzoxazines Chromones Cinnolines Coumarins Isochromenones Isoquinolines Naphthalenes Naphthyridines Phthalazines Pteridines Pyridopyrazines Pyridopyridazines Pyridopyrimidines Quinazolines Quinolines Quinolizines Quinoxalines Tetrahydroisoquinolines Tetrahydroquinolines
    Other Fused Rings
    Acridines Anthracenes Azaspirocyclic Compounds Aziridines(Polycyclic) Carbazoles Dibenzofurans Fluorenes Imidazothiazoles Indenoindoles Phenanthrenes Phenanthridines Phenanthrolines Phenothiazines Pyrenes Pyrrolizines Xanthenes Xanthenones
    Featured Group Series
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  1. Home
  2. Four-membered ring series
1-Phenyl-4-(trifluoromethyl)azetidin-2-one
1-Phenyl-4-(trifluoromethyl)azetidin-2-one
CM290489
1224599-69-2
3-(Oxetan-3-yloxy)picolinic acid
3-(Oxetan-3-yloxy)picolinic acid
CM290499
1402232-70-5
3-Fluoro-4-((3-methyloxetan-3-yl)methoxy)benzoic acid
3-Fluoro-4-((3-methyloxetan-3-yl)methoxy)benzoic acid
CM290500
1402232-75-0
5-(Oxetan-3-yloxy)nicotinic acid
5-(Oxetan-3-yloxy)nicotinic acid
CM290501
1385696-67-2
N-(2-Nitrobenzyl)oxetan-3-amine
N-(2-Nitrobenzyl)oxetan-3-amine
CM290502
1339909-51-1
1-(Pyrazin-2-yl)azetidine-3-carboxylic acid
1-(Pyrazin-2-yl)azetidine-3-carboxylic acid
CM290503
1342386-90-6
4-Methyl-1-(oxetan-3-yl)-1H-pyrazol-5-amine
4-Methyl-1-(oxetan-3-yl)-1H-pyrazol-5-amine
CM290504
1448854-79-2
(R)-tert-Butyl (1-(oxetan-3-yl)piperidin-3-yl)carbamate
(R)-tert-Butyl (1-(oxetan-3-yl)piperidin-3-yl)carbamate
CM290505
1349807-58-4
1-(Benzo[d]thiazol-2-yl)azetidine-3-carboxylic acid
1-(Benzo[d]thiazol-2-yl)azetidine-3-carboxylic acid
CM290510
1283108-69-9
1-(Benzo[d][1,3]dioxole-5-carbonyl)azetidine-3-carboxylic acid
1-(Benzo[d][1,3]dioxole-5-carbonyl)azetidine-3-carboxylic acid
CM290512
1350989-18-2
tert-Butyl 3-((chlorocarbonyl)oxy)azetidine-1-carboxylate
tert-Butyl 3-((chlorocarbonyl)oxy)azetidine-1-carboxylate
CM290513
1009368-28-8
Methyl 3-(azetidin-1-yl)propanoate
Methyl 3-(azetidin-1-yl)propanoate
CM290520
502144-09-4
Di(azetidin-1-yl)methanone
Di(azetidin-1-yl)methanone
CM290523
100079-42-3
2-Chloro-1-(1,1-dioxido-1,2-thiazetidin-2-yl)ethanone
2-Chloro-1-(1,1-dioxido-1,2-thiazetidin-2-yl)ethanone
CM290524
100181-28-0
1,2-Thiazetidine-2-carboxamide 1,1-dioxide
1,2-Thiazetidine-2-carboxamide 1,1-dioxide
CM290525
100181-33-7
2-Isopropyl-4-methyl-1,2-thiazetidine 1,1-dioxide
2-Isopropyl-4-methyl-1,2-thiazetidine 1,1-dioxide
CM290538
103021-07-4
4-Ethynyl-3-(1-hydroxyethyl)azetidin-2-one
4-Ethynyl-3-(1-hydroxyethyl)azetidin-2-one
CM290540
103365-28-2
3-(1-Hydroxyethyl)-4-oxoazetidine-2-carboxylic acid
3-(1-Hydroxyethyl)-4-oxoazetidine-2-carboxylic acid
CM290541
103700-14-7
Methyl 1-acetylazetidine-2-carboxylate
Methyl 1-acetylazetidine-2-carboxylate
CM290542
103897-99-0
Ethyl 3-oxoazetidine-1-carboxylate
Ethyl 3-oxoazetidine-1-carboxylate
CM290545
105258-88-6
(S)-Ethyl 4-oxoazetidine-2-carboxylate
(S)-Ethyl 4-oxoazetidine-2-carboxylate
CM290551
106863-94-9
(R)-Ethyl 4-oxooxetane-2-carboxylate
(R)-Ethyl 4-oxooxetane-2-carboxylate
CM290553
107285-64-3
(R)-Methyl 1-methoxy-4-oxoazetidine-2-carboxylate
(R)-Methyl 1-methoxy-4-oxoazetidine-2-carboxylate
CM290557
108550-47-6
2-((4-Oxoazetidin-2-yl)amino)benzoic acid
2-((4-Oxoazetidin-2-yl)amino)benzoic acid
CM290558
109880-68-4
(E)-4-Methyl-3-(2-oxopropylidene)azetidin-2-one
(E)-4-Methyl-3-(2-oxopropylidene)azetidin-2-one
CM290565
111390-89-7
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