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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 内酰胺类

    内酰胺类

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-[(2S,3R)-3-[[2-[bis(butoxycarbonyl)amino]pyridin-4-yl]methyl]-1-[tert-butyl(dimethyl)silyl]-4-oxoazetidin-2-yl]-2-hydroxyethenediazonium —— C27H42N5O6Si+
    2-[(2S,3R)-3-[[2-[bis(butoxycarbonyl)amino]pyridin-4-yl]methyl]-1-[tert-butyl(dimethyl)silyl]-4-oxoazetidin-2-yl]-2-hydroxyethenediazonium
    —— (7R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-3-[(3-chloro-1,2,4-thiadiazol-5-yl)sulfanyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C14H9Cl2N7O5S4
    (7R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-3-[(3-chloro-1,2,4-thiadiazol-5-yl)sulfanyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 4-Nitrobenzyl (1s,5r,6s)-6-((1r)-1-hydroxyethyl)-2-[7-(2-hydroxyethyl)sulfinylimidazo[5,1-b]thiazol-2-yl]-1-methyl-1-carbapen-2-em-3-carboxylate —— C24H24N4O8S2
    4-Nitrobenzyl (1s,5r,6s)-6-((1r)-1-hydroxyethyl)-2-[7-(2-hydroxyethyl)sulfinylimidazo[5,1-b]thiazol-2-yl]-1-methyl-1-carbapen-2-em-3-carboxylate
    —— 6-(1-Hydroxyethyl)-3-[5-[hydroxy(pyrrolidin-3-yl)methyl]pyrrolidin-3-yl]sulfanyl-2,4-dimethyl-1-azabicyclo[3.2.0]hept-2-en-7-one;oxalic acid —— C21H33N3O7S
    6-(1-Hydroxyethyl)-3-[5-[hydroxy(pyrrolidin-3-yl)methyl]pyrrolidin-3-yl]sulfanyl-2,4-dimethyl-1-azabicyclo[3.2.0]hept-2-en-7-one;oxalic acid
    —— N-[3-(6-acetamido-3-acetyl-5-aminocyclohex-2-en-1-yl)oxypropyl]-N'-[4-(2-oxoazetidine-1-carbonyl)phenyl]pentanediamide —— C28H37N5O7
    N-[3-(6-acetamido-3-acetyl-5-aminocyclohex-2-en-1-yl)oxypropyl]-N'-[4-(2-oxoazetidine-1-carbonyl)phenyl]pentanediamide
    —— (7R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-[(1S)-1-carboxyethoxy]iminoacetyl]amino]-3-[(1-methylimidazo[4,5-b]pyridin-4-ium-4-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C23H22ClN8O7S2+
    (7R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-[(1S)-1-carboxyethoxy]iminoacetyl]amino]-3-[(1-methylimidazo[4,5-b]pyridin-4-ium-4-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 7-[(4-Chloro-2-nitroso-3-oxobutanoyl)amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C13H12ClN3O6S
    7-[(4-Chloro-2-nitroso-3-oxobutanoyl)amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 7-[[2-(2-Acetamido-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C15H15N5O6S2
    7-[[2-(2-Acetamido-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (7S)-7-[[2-(5-amino-1,2,4-thiadiazol-3-yl)-2-nitrosoacetyl]amino]-3-(3-chloropyridin-4-yl)sulfanyl-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C17H14ClN7O5S2
    (7S)-7-[[2-(5-amino-1,2,4-thiadiazol-3-yl)-2-nitrosoacetyl]amino]-3-(3-chloropyridin-4-yl)sulfanyl-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— Ethane;2-(2-oxoazetidin-1-yl)butanamide —— C9H18N2O2
    Ethane;2-(2-oxoazetidin-1-yl)butanamide
    —— 3-hydroxy-1-methoxy-5-[(2R,3S)-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-oxoazetidin-2-yl]-1-oxopent-2-ene-2-diazonium —— C14H21N4O6+
    3-hydroxy-1-methoxy-5-[(2R,3S)-3-[(2-methylpropan-2-yl)oxycarbonylamino]-4-oxoazetidin-2-yl]-1-oxopent-2-ene-2-diazonium
    —— (6R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-[(1S)-1-carboxyethoxy]iminoacetyl]amino]-3-[(2-amino-[1,3]oxazolo[4,5-c]pyridin-5-ium-5-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C22H20ClN8O8S2+
    (6R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-[(1S)-1-carboxyethoxy]iminoacetyl]amino]-3-[(2-amino-[1,3]oxazolo[4,5-c]pyridin-5-ium-5-yl)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 1-(2,2,5,5,6,6-Hexamethylnonan-4-yl)azepan-2-one —— C21H41NO
    1-(2,2,5,5,6,6-Hexamethylnonan-4-yl)azepan-2-one
    —— 2-[4-[(2R)-2-(3-hydroxy-4-phenylbut-1-enyl)-7-oxoazepan-1-yl]but-2-enoxy]acetic acid —— C22H29NO5
    2-[4-[(2R)-2-(3-hydroxy-4-phenylbut-1-enyl)-7-oxoazepan-1-yl]but-2-enoxy]acetic acid
    —— 1-propan-2-yloxycarbonyloxyethyl (7R)-7-[[2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C21H27N5O9S2
    1-propan-2-yloxycarbonyloxyethyl (7R)-7-[[2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— 2-[(2R,3S)-2-[2-(furan-2-yl)ethenyl]-4-oxo-3-[(2-phenoxyacetyl)amino]azetidin-1-yl]acetic acid —— C19H18N2O6
    2-[(2R,3S)-2-[2-(furan-2-yl)ethenyl]-4-oxo-3-[(2-phenoxyacetyl)amino]azetidin-1-yl]acetic acid
    —— (4S,5R,6S)-3-[7-[(2R)-2,3-dihydroxypropyl]sulfanylimidazo[5,1-b][1,3]thiazol-3-yl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid —— C18H21N3O6S2
    (4S,5R,6S)-3-[7-[(2R)-2,3-dihydroxypropyl]sulfanylimidazo[5,1-b][1,3]thiazol-3-yl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
    —— (4-nitrophenyl)methyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[6-methyl-7-[(3S)-1-[(4-nitrophenyl)methoxycarbonyl]pyrrolidin-3-yl]sulfanylimidazo[5,1-b][1,3]thiazol-6-ium-2-yl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C35H35N6O10S2+
    (4-nitrophenyl)methyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[6-methyl-7-[(3S)-1-[(4-nitrophenyl)methoxycarbonyl]pyrrolidin-3-yl]sulfanylimidazo[5,1-b][1,3]thiazol-6-ium-2-yl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— {7-[2-(2-Amino-1,3-thiazol-4-YL)pent-2-enamido]-3-[(carbamoyloxy)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carbonyloxy}methyl 2,2-dimethylpropanoate hydrochloride —— C23H30ClN5O8S2
    {7-[2-(2-Amino-1,3-thiazol-4-YL)pent-2-enamido]-3-[(carbamoyloxy)methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carbonyloxy}methyl 2,2-dimethylpropanoate hydrochloride
    —— Cefcamate —— C23H29N5O8S2
    Cefcamate
    —— 1-({7-[2-(5-Amino-1,2,4-thiadiazol-3-yl)(methoxyimino)acetamido]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl}methyl)-4-carbamoyl-1-azabicyclo[2.2.2]octan-1-ium —— C21H27N8O6S2+
    1-({7-[2-(5-Amino-1,2,4-thiadiazol-3-yl)(methoxyimino)acetamido]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl}methyl)-4-carbamoyl-1-azabicyclo[2.2.2]octan-1-ium
    —— 1-[[7-[[2-(5-amino-1,2,4-thiadiazol-3-yl)-2-methoxyiminoacetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-azoniabicyclo[2.2.2]octane-4-carboximidate —— C21H26N8O6S2
    1-[[7-[[2-(5-amino-1,2,4-thiadiazol-3-yl)-2-methoxyiminoacetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-azoniabicyclo[2.2.2]octane-4-carboximidate
    —— (4R,5S,6S)-3-[1-[4-[(2,5-dihydroxypyrrol-1-yl)methyl]-1,3-thiazol-2-yl]azetidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid —— C21H24N4O6S2
    (4R,5S,6S)-3-[1-[4-[(2,5-dihydroxypyrrol-1-yl)methyl]-1,3-thiazol-2-yl]azetidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
    —— 7-[[2-(2-Amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-8-oxo-3-[[2-(trifluoromethyl)-1,3-thiazol-4-yl]sulfanyl]-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C17H12ClF3N6O5S3
    7-[[2-(2-Amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-8-oxo-3-[[2-(trifluoromethyl)-1,3-thiazol-4-yl]sulfanyl]-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 7-[[2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-ethyliminoacetyl]amino]-8-oxo-3-(trifluoromethylsulfonyloxy)-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C15H15F3N6O7S2
    7-[[2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-ethyliminoacetyl]amino]-8-oxo-3-(trifluoromethylsulfonyloxy)-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (6S,7R)-3-[4-(2-aminoethylsulfanylmethyl)pyridin-3-yl]sulfanyl-7-[[2-(6-aminopyridin-2-yl)-2-nitrosoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C22H23N7O5S3
    (6S,7R)-3-[4-(2-aminoethylsulfanylmethyl)pyridin-3-yl]sulfanyl-7-[[2-(6-aminopyridin-2-yl)-2-nitrosoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 1-cyclohexyloxycarbonyloxyethyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-(7-methylsulfonylimidazo[5,1-b][1,3]thiazol-3-yl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C25H31N3O9S2
    1-cyclohexyloxycarbonyloxyethyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-(7-methylsulfonylimidazo[5,1-b][1,3]thiazol-3-yl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— 7-[(2-Amino-2-cyclohexa-2,5-dien-1-ylacetyl)amino]-3-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C16H19N3O5S
    7-[(2-Amino-2-cyclohexa-2,5-dien-1-ylacetyl)amino]-3-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 7-[[2-(2-Amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-8-oxo-3-(1,2,5-thiadiazol-3-ylsulfanyl)-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C15H12ClN7O5S3
    7-[[2-(2-Amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-8-oxo-3-(1,2,5-thiadiazol-3-ylsulfanyl)-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (2R)-2-[(3S,4R)-3-[2-(2-methoxyphenyl)ethenyl]-2-oxo-4-[(4S)-2-oxo-4-phenyl-1,3-oxazolidin-3-yl]azetidin-1-yl]-4-oxo-4-(4-piperidin-1-ylpiperidin-1-yl)-N-[[3-(trifluoromethyl)phenyl]methyl]butanamide —— C43H48F3N5O6
    (2R)-2-[(3S,4R)-3-[2-(2-methoxyphenyl)ethenyl]-2-oxo-4-[(4S)-2-oxo-4-phenyl-1,3-oxazolidin-3-yl]azetidin-1-yl]-4-oxo-4-(4-piperidin-1-ylpiperidin-1-yl)-N-[[3-(trifluoromethyl)phenyl]methyl]butanamide
    —— (7R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-[(1S)-1-carboxyethoxy]iminoacetyl]amino]-3-[[2-amino-1-[2-(methylamino)ethyl]pyrrolo[3,2-b]pyridin-4-ium-4-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C26H29ClN9O7S2+
    (7R)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-[(1S)-1-carboxyethoxy]iminoacetyl]amino]-3-[[2-amino-1-[2-(methylamino)ethyl]pyrrolo[3,2-b]pyridin-4-ium-4-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (6S)-8-oxo-3-[[2-oxo-1-[(3S)-pyrrolidin-3-yl]pyrrolidin-3-ylidene]methyl]-7-[[2-(2,4,5-trichlorophenyl)sulfanylacetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C24H23Cl3N4O5S2
    (6S)-8-oxo-3-[[2-oxo-1-[(3S)-pyrrolidin-3-yl]pyrrolidin-3-ylidene]methyl]-7-[[2-(2,4,5-trichlorophenyl)sulfanylacetyl]amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (2-methyl-1-phenoxycarbonyloxypropyl) (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-(7-methylsulfanylimidazo[5,1-b][1,3]thiazol-2-yl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C27H29N3O7S2
    (2-methyl-1-phenoxycarbonyloxypropyl) (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-(7-methylsulfanylimidazo[5,1-b][1,3]thiazol-2-yl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— (7S)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-3-(3,5-dichloropyridin-4-yl)sulfanyl-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C18H13Cl3N6O5S2
    (7S)-7-[[2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-nitrosoacetyl]amino]-3-(3,5-dichloropyridin-4-yl)sulfanyl-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— benzyl (3R)-1-[ethyl(dimethyl)silyl]-4-oxo-3-[3-[phenylmethoxycarbonyl-(N-phenylmethoxycarbonylcarbamimidoyl)amino]propyl]azetidine-2-carboxylate —— C35H42N4O7Si
    benzyl (3R)-1-[ethyl(dimethyl)silyl]-4-oxo-3-[3-[phenylmethoxycarbonyl-(N-phenylmethoxycarbonylcarbamimidoyl)amino]propyl]azetidine-2-carboxylate
    —— 1-[2-[4-(Cyclohepten-1-ylmethyl)azepan-1-yl]-[1,3]thiazolo[4,5-c]pyridin-6-yl]azetidin-2-one —— C23H30N4OS
    1-[2-[4-(Cyclohepten-1-ylmethyl)azepan-1-yl]-[1,3]thiazolo[4,5-c]pyridin-6-yl]azetidin-2-one
    —— (4-nitrophenyl)methyl (5R,6S)-3-[3-(aminomethyl)imidazo[5,1-b][1,3]thiazol-2-yl]-6-[(1R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C22H21N5O6S
    (4-nitrophenyl)methyl (5R,6S)-3-[3-(aminomethyl)imidazo[5,1-b][1,3]thiazol-2-yl]-6-[(1R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— (5R)-6-(1,2-dihydro-[1,3]thiazolo[3,2-a]benzimidazol-7-ylmethylidene)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid —— C17H13N3O3S
    (5R)-6-(1,2-dihydro-[1,3]thiazolo[3,2-a]benzimidazol-7-ylmethylidene)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
    —— 7-[[2-(2-Amino-5-fluoro-1,3-thiazol-4-yl)-2-(carboxymethoxyimino)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C16H14FN5O7S2
    7-[[2-(2-Amino-5-fluoro-1,3-thiazol-4-yl)-2-(carboxymethoxyimino)acetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— 4-Ethyl-10-methyl-1,4,7-thiadiazecan-8-one —— C10H20N2OS
    4-Ethyl-10-methyl-1,4,7-thiadiazecan-8-one
    —— Piperidinyl-2-azetidinone —— C8H14N2O
    Piperidinyl-2-azetidinone
    —— (4-nitrophenyl)methyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[6-methyl-7-[2-[(4-nitrophenyl)methoxycarbonyl-[N'-[(4-nitrophenyl)methoxycarbonyl]carbamimidoyl]amino]ethylsulfanyl]imidazo[5,1-b][1,3]thiazol-6-ium-2-yl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C42H40N9O14S2+
    (4-nitrophenyl)methyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[6-methyl-7-[2-[(4-nitrophenyl)methoxycarbonyl-[N'-[(4-nitrophenyl)methoxycarbonyl]carbamimidoyl]amino]ethylsulfanyl]imidazo[5,1-b][1,3]thiazol-6-ium-2-yl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— [cyclohexyl(methyl)carbamoyl]oxymethyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-3-[2-[4-(hydroxymethyl)-1,3-thiazol-5-yl]ethenylsulfanyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C25H33N3O7S2
    [cyclohexyl(methyl)carbamoyl]oxymethyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-3-[2-[4-(hydroxymethyl)-1,3-thiazol-5-yl]ethenylsulfanyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— (4-nitrophenyl)methyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[7-(methylsulfonylmethyl)imidazo[5,1-b][1,3]thiazol-2-yl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C24H24N4O8S2
    (4-nitrophenyl)methyl (4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[7-(methylsulfonylmethyl)imidazo[5,1-b][1,3]thiazol-2-yl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— (3R,4S)-3-[(3S)-3-[tert-butyl(dimethyl)silyl]oxy-3-(4-fluorophenyl)propyl]-1-(4-fluorophenyl)-4-[4-(4-imidazol-1-ylbut-2-enoxy)-2-phenylmethoxyphenyl]azetidin-2-one —— C44H49F2N3O4Si
    (3R,4S)-3-[(3S)-3-[tert-butyl(dimethyl)silyl]oxy-3-(4-fluorophenyl)propyl]-1-(4-fluorophenyl)-4-[4-(4-imidazol-1-ylbut-2-enoxy)-2-phenylmethoxyphenyl]azetidin-2-one
    —— 1-(3-Sulfanylphenyl)azetidin-2-one —— C9H9NOS
    1-(3-Sulfanylphenyl)azetidin-2-one
    —— (2S,5R,6R)-6-[[2-[[6-(2-hydroxyethylcarbamoyl)-2,5-dioxocyclohex-3-en-1-ylidene]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid —— C25H26N4O9S
    (2S,5R,6R)-6-[[2-[[6-(2-hydroxyethylcarbamoyl)-2,5-dioxocyclohex-3-en-1-ylidene]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
    —— 3-Ethyl-4-prop-1-enylazetidin-2-one;1-methylazetidine —— C12H22N2O
    3-Ethyl-4-prop-1-enylazetidin-2-one;1-methylazetidine
    —— 2-[4-Ethylidene-7-[3-[3-(4-fluorophenyl)-3-hydroxypropyl]-1-[4-(4-hydroxybutyl)phenyl]-4-oxoazetidin-2-yl]oct-5-enyl]propanedioic acid —— C35H44FNO7
    2-[4-Ethylidene-7-[3-[3-(4-fluorophenyl)-3-hydroxypropyl]-1-[4-(4-hydroxybutyl)phenyl]-4-oxoazetidin-2-yl]oct-5-enyl]propanedioic acid
    —— (6S,7R)-7-[[2-(5-amino-1,2,4-thiadiazol-3-yl)-2-nitrosoacetyl]amino]-3-[2-[2-[[(2S)-2,5-diaminopentanoyl]amino]ethylsulfanylmethyl]pyridin-3-yl]sulfanyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C24H30N10O6S4
    (6S,7R)-7-[[2-(5-amino-1,2,4-thiadiazol-3-yl)-2-nitrosoacetyl]amino]-3-[2-[2-[[(2S)-2,5-diaminopentanoyl]amino]ethylsulfanylmethyl]pyridin-3-yl]sulfanyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid