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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
    —— (4-methoxyphenyl)methyl (6R,7R)-3-[[1-[[1-ethyl-8-fluoro-6,7-bis[(4-methoxyphenyl)methoxy]-4-oxoquinolin-3-yl]methyl]pyrrolidin-1-ium-1-yl]methyl]-7-[[(2Z)-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyimino-2-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C66H77FN7O15S2+
    (4-methoxyphenyl)methyl (6R,7R)-3-[[1-[[1-ethyl-8-fluoro-6,7-bis[(4-methoxyphenyl)methoxy]-4-oxoquinolin-3-yl]methyl]pyrrolidin-1-ium-1-yl]methyl]-7-[[(2Z)-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyimino-2-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-3-((1-(2-(1-ethyl-6-fluoro-7,8-dihydroxy-4-oxo-1,4-dihydroquinolin-3-carboxamido)ethyl)pyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carboxylate 1429438-44-7 C35H39FN8O11S2
    (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-3-((1-(2-(1-ethyl-6-fluoro-7,8-dihydroxy-4-oxo-1,4-dihydroquinolin-3-carboxamido)ethyl)pyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carboxylate
    —— (2S)-2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(6R,7R)-2-carboxy-3-[[1-[(3-hydroxy-1-methyl-4-oxoquinolin-6-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxoethylidene]amino]oxybutanedioic acid —— C32H34N7O11S2+
    (2S)-2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(6R,7R)-2-carboxy-3-[[1-[(3-hydroxy-1-methyl-4-oxoquinolin-6-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxoethylidene]amino]oxybutanedioic acid
    —— 4-O-tert-butyl 1-O-[(4-methoxyphenyl)methyl] 2-[(E)-[2-[[(6R,7R)-2-[(4-methoxyphenyl)methoxycarbonyl]-3-[[1-[2-[7-[(4-methoxyphenyl)methoxy]-1,8-dioxo-3,4-dihydropyrido[1,2-a]pyrazin-2-yl]ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-1-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-oxoethylidene]amino]oxybutanedioate —— C64H75N8O17S2+
    4-O-tert-butyl 1-O-[(4-methoxyphenyl)methyl] 2-[(E)-[2-[[(6R,7R)-2-[(4-methoxyphenyl)methoxycarbonyl]-3-[[1-[2-[7-[(4-methoxyphenyl)methoxy]-1,8-dioxo-3,4-dihydropyrido[1,2-a]pyrazin-2-yl]ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-1-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-oxoethylidene]amino]oxybutanedioate
    —— (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(((S)-1,2-dicarboxyethoxy)imino)acetamido)-3-((1-(2-(5-chloro-1-ethyl-6,7-dihydroxy-4-oxo-1,4-dihydroquinolin-3-carboxamido)ethyl)pyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carboxylate sodium salt —— C35H37ClN8O13S2*Na
    (6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-(((S)-1,2-dicarboxyethoxy)imino)acetamido)-3-((1-(2-(5-chloro-1-ethyl-6,7-dihydroxy-4-oxo-1,4-dihydroquinolin-3-carboxamido)ethyl)pyrrolidin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carboxylate sodium salt
    —— (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[(5-chloro-1-ethyl-6,7-dihydroxy-4-oxocinnolin-3-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C32H33ClN8O12S2
    (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[(5-chloro-1-ethyl-6,7-dihydroxy-4-oxocinnolin-3-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— 4-O-tert-butyl 1-O-[(4-methoxyphenyl)methyl] 2-[(E)-[2-[[(6R,7R)-3-[[1-[[1-ethyl-6,7-bis[(4-methoxyphenyl)methoxy]-4-oxoquinolin-3-yl]methyl]pyrrolidin-1-ium-1-yl]methyl]-2-[(4-methoxyphenyl)methoxycarbonyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-1-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-oxoethylidene]amino]oxybutanedioate —— C74H84N7O18S2+
    4-O-tert-butyl 1-O-[(4-methoxyphenyl)methyl] 2-[(E)-[2-[[(6R,7R)-3-[[1-[[1-ethyl-6,7-bis[(4-methoxyphenyl)methoxy]-4-oxoquinolin-3-yl]methyl]pyrrolidin-1-ium-1-yl]methyl]-2-[(4-methoxyphenyl)methoxycarbonyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-1-[2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-oxoethylidene]amino]oxybutanedioate
    —— (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[2-[(5-chloro-1-ethyl-6,7-dihydroxy-4-oxoquinoline-3-carbonyl)amino]ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C35H37ClN8O13S2
    (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[2-[(5-chloro-1-ethyl-6,7-dihydroxy-4-oxoquinoline-3-carbonyl)amino]ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[(6,7-dihydroxy-4-oxo-1-propan-2-ylquinolin-3-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C34H37N7O12S2
    (6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[(6,7-dihydroxy-4-oxo-1-propan-2-ylquinolin-3-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (2S)-2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(6R,7R)-2-carboxy-3-[[1-[2-(7-hydroxy-1,8-dioxo-3,4-dihydropyrido[1,2-a]pyrazin-2-yl)ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxoethylidene]amino]oxybutanedioate —— C31H33N8O12S2-
    (2S)-2-[(E)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(6R,7R)-2-carboxy-3-[[1-[2-(7-hydroxy-1,8-dioxo-3,4-dihydropyrido[1,2-a]pyrazin-2-yl)ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxoethylidene]amino]oxybutanedioate
    —— (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[2-[(1-ethyl-5-fluoro-6,7-dihydroxy-4-oxoquinoline-3-carbonyl)amino]ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C35H37FN8O13S2
    (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-[(1S)-1,2-dicarboxyethoxy]iminoacetyl]amino]-3-[[1-[2-[(1-ethyl-5-fluoro-6,7-dihydroxy-4-oxoquinoline-3-carbonyl)amino]ethyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (2R)-2-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(6R,7R)-2-carboxy-3-[[1-[(1-ethyl-6,7-dihydroxy-4-oxoquinolin-3-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxoethylidene]amino]oxybutanedioic acid —— C33H36N7O12S2+
    (2R)-2-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-[[(6R,7R)-2-carboxy-3-[[1-[(1-ethyl-6,7-dihydroxy-4-oxoquinolin-3-yl)methyl]pyrrolidin-1-ium-1-yl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-7-yl]amino]-2-oxoethylidene]amino]oxybutanedioic acid
    —— benzhydryl (6R,7R)-3-[[1-[[5-chloro-1-ethyl-6,7-bis[(4-methoxyphenyl)methoxy]-4-oxoquinolin-3-yl]methyl]pyrrolidin-1-ium-1-yl]methyl]-7-[[(2E)-2-[5-chloro-2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C71H78Cl2N7O14S2+
    benzhydryl (6R,7R)-3-[[1-[[5-chloro-1-ethyl-6,7-bis[(4-methoxyphenyl)methoxy]-4-oxoquinolin-3-yl]methyl]pyrrolidin-1-ium-1-yl]methyl]-7-[[(2E)-2-[5-chloro-2-[(2-methylpropan-2-yl)oxycarbonylamino]-1,3-thiazol-4-yl]-2-[2-methyl-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]oxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (4-nitrophenyl)methyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-[(3S)-5-[(4-sulfamoylphenyl)methylcarbamoyl]pyrrolidin-3-yl]sulfanyl-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate —— C29H33N5O9S2
    (4-nitrophenyl)methyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-[(3S)-5-[(4-sulfamoylphenyl)methylcarbamoyl]pyrrolidin-3-yl]sulfanyl-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— 4-tert-butyl-N-[[(3S)-2,2-dimethyl-4-oxoazetidin-3-yl]methyl]benzamide —— C17H24N2O2
    4-tert-butyl-N-[[(3S)-2,2-dimethyl-4-oxoazetidin-3-yl]methyl]benzamide
    —— N-[[(3S)-2,2-dimethyl-4-oxoazetidin-3-yl]methyl]acetamide —— C8H14N2O2
    N-[[(3S)-2,2-dimethyl-4-oxoazetidin-3-yl]methyl]acetamide
    —— (4S)-1-(3-chloro-2-methylphenyl)-4-(3,4-dimethoxyphenyl)-3,3-difluoroazetidin-2-one —— C18H16ClF2NO3
    (4S)-1-(3-chloro-2-methylphenyl)-4-(3,4-dimethoxyphenyl)-3,3-difluoroazetidin-2-one
    —— (4R)-1-(3-chloro-2-methylphenyl)-4-(3,4-dimethoxyphenyl)-3,3-difluoroazetidin-2-one —— C18H16ClF2NO3
    (4R)-1-(3-chloro-2-methylphenyl)-4-(3,4-dimethoxyphenyl)-3,3-difluoroazetidin-2-one
    —— (3R,4R)-4-(2-chlorophenyl)-3-methyl-1-methylsulfanylazetidin-2-one —— C11H12ClNOS
    (3R,4R)-4-(2-chlorophenyl)-3-methyl-1-methylsulfanylazetidin-2-one
    —— 3,4-Dimethyl-1-methylsulfanylazetidin-2-one —— C6H11NOS
    3,4-Dimethyl-1-methylsulfanylazetidin-2-one
    —— 15-Azabicyclo[11.7.0]icosan-14-one —— C19H35NO
    15-Azabicyclo[11.7.0]icosan-14-one
    —— 13-Azabicyclo[9.8.0]nonadecan-12-one —— C18H33NO
    13-Azabicyclo[9.8.0]nonadecan-12-one
    —— (4-methoxyphenyl)methyl (E)-3-(chloromethyl)-2-(2-oxoazetidin-1-yl)-4-sulfanylbut-2-enoate —— C16H18ClNO4S
    (4-methoxyphenyl)methyl (E)-3-(chloromethyl)-2-(2-oxoazetidin-1-yl)-4-sulfanylbut-2-enoate
    —— (E)-3-(chloromethyl)-2-(2-oxoazetidin-1-yl)-4-sulfanylbut-2-enoic acid —— C8H10ClNO3S
    (E)-3-(chloromethyl)-2-(2-oxoazetidin-1-yl)-4-sulfanylbut-2-enoic acid
    —— (6R,7R)-7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-[[4-[[[3-[2-[(2,2,2-trifluoroacetyl)amino]ethyl]benzoyl]amino]methyl]pyridin-1-ium-1-yl]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C31H29ClF3N8O7S2+
    (6R,7R)-7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-[[4-[[[3-[2-[(2,2,2-trifluoroacetyl)amino]ethyl]benzoyl]amino]methyl]pyridin-1-ium-1-yl]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (6R,7R)-7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-[[4-[[(4-propylbenzoyl)amino]methyl]pyridin-1-ium-1-yl]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C30H31ClN7O6S2+
    (6R,7R)-7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-8-oxo-3-[[4-[[(4-propylbenzoyl)amino]methyl]pyridin-1-ium-1-yl]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (6R,7R)-7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-ethyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C15H16ClN5O5S2
    (6R,7R)-7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-ethyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— (4R)-1-(4-bromo-3-methylphenyl)-3,3-difluoro-4-(3-fluorophenyl)azetidin-2-one —— C16H11BrF3NO
    (4R)-1-(4-bromo-3-methylphenyl)-3,3-difluoro-4-(3-fluorophenyl)azetidin-2-one
    —— (4S)-3,3-difluoro-4-(2-fluorophenyl)-1-(4-phenylmethoxyphenyl)azetidin-2-one —— C22H16F3NO2
    (4S)-3,3-difluoro-4-(2-fluorophenyl)-1-(4-phenylmethoxyphenyl)azetidin-2-one
    —— (4R)-3,3-difluoro-1-(4-methylphenyl)-4-phenylazetidin-2-one —— C16H13F2NO
    (4R)-3,3-difluoro-1-(4-methylphenyl)-4-phenylazetidin-2-one
    —— (4R)-1-benzyl-4-(2,3-dimethoxyphenyl)-3,3-difluoroazetidin-2-one —— C18H17F2NO3
    (4R)-1-benzyl-4-(2,3-dimethoxyphenyl)-3,3-difluoroazetidin-2-one
    —— (4S)-1-(4-bromo-3-methylphenyl)-3,3-difluoro-4-(3-fluorophenyl)azetidin-2-one —— C16H11BrF3NO
    (4S)-1-(4-bromo-3-methylphenyl)-3,3-difluoro-4-(3-fluorophenyl)azetidin-2-one
    —— (4S)-4-(3-chlorophenyl)-3,3-difluoro-1-[(4-methoxyphenyl)methyl]azetidin-2-one —— C17H14ClF2NO2
    (4S)-4-(3-chlorophenyl)-3,3-difluoro-1-[(4-methoxyphenyl)methyl]azetidin-2-one
    —— (4R)-4-(3-chlorophenyl)-3,3-difluoro-1-[(4-methoxyphenyl)methyl]azetidin-2-one —— C17H14ClF2NO2
    (4R)-4-(3-chlorophenyl)-3,3-difluoro-1-[(4-methoxyphenyl)methyl]azetidin-2-one
    —— (4R)-4-(1,3-benzodioxol-5-yl)-1-(4-chlorophenyl)-3,3-difluoroazetidin-2-one —— C16H10ClF2NO3
    (4R)-4-(1,3-benzodioxol-5-yl)-1-(4-chlorophenyl)-3,3-difluoroazetidin-2-one
    —— (4S)-1-benzyl-4-(2,3-dimethoxyphenyl)-3,3-difluoroazetidin-2-one —— C18H17F2NO3
    (4S)-1-benzyl-4-(2,3-dimethoxyphenyl)-3,3-difluoroazetidin-2-one
    —— (4S)-4-(1,3-benzodioxol-5-yl)-1-(4-chlorophenyl)-3,3-difluoroazetidin-2-one —— C16H10ClF2NO3
    (4S)-4-(1,3-benzodioxol-5-yl)-1-(4-chlorophenyl)-3,3-difluoroazetidin-2-one
    —— (4R)-3,3-difluoro-4-(2-fluorophenyl)-1-(4-phenylmethoxyphenyl)azetidin-2-one —— C22H16F3NO2
    (4R)-3,3-difluoro-4-(2-fluorophenyl)-1-(4-phenylmethoxyphenyl)azetidin-2-one
    —— (4-methoxyphenyl)methyl 7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C22H21Cl2N5O6S2
    (4-methoxyphenyl)methyl 7-[[(2Z)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (4-methoxyphenyl)methyl (6R,7R)-7-[[(2E)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C22H21Cl2N5O6S2
    (4-methoxyphenyl)methyl (6R,7R)-7-[[(2E)-2-(2-amino-5-chloro-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— 1-Butan-2-yl-3,3-dimethylazetidin-2-one —— C9H17NO
    1-Butan-2-yl-3,3-dimethylazetidin-2-one
    —— (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-[(2-methyl-4,5-dioxotriazinan-1-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid —— C18H20N8O7S3
    (6R,7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-[(2-methyl-4,5-dioxotriazinan-1-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
    —— benzyl (6R,7R)-3-(chloromethyl)-5,8-dioxo-7-[(2-phenylacetyl)amino]-5lambda4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C23H21ClN2O5S
    benzyl (6R,7R)-3-(chloromethyl)-5,8-dioxo-7-[(2-phenylacetyl)amino]-5lambda4-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (4S)-4-(3,4-dimethoxyphenyl)-3,3-difluoro-1-phenylazetidin-2-one —— C17H15F2NO3
    (4S)-4-(3,4-dimethoxyphenyl)-3,3-difluoro-1-phenylazetidin-2-one
    —— (4R)-4-(3,4-dimethoxyphenyl)-3,3-difluoro-1-phenylazetidin-2-one —— C17H15F2NO3
    (4R)-4-(3,4-dimethoxyphenyl)-3,3-difluoro-1-phenylazetidin-2-one
    —— (4R)-3,3-difluoro-4-(furan-2-yl)-1-phenylazetidin-2-one —— C13H9F2NO2
    (4R)-3,3-difluoro-4-(furan-2-yl)-1-phenylazetidin-2-one
    —— (4S)-3,3-difluoro-4-(furan-2-yl)-1-phenylazetidin-2-one —— C13H9F2NO2
    (4S)-3,3-difluoro-4-(furan-2-yl)-1-phenylazetidin-2-one
    —— 2,2,2-trichloroethyl (6R,7S)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C18H17Cl3N2O4S
    2,2,2-trichloroethyl (6R,7S)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— 2,2,2-trichloroethyl (6S,7R)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate —— C18H17Cl3N2O4S
    2,2,2-trichloroethyl (6S,7R)-3-methyl-8-oxo-7-[(2-phenylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
    —— (4R)-3,3-difluoro-4-(2-fluorophenyl)-1-phenylazetidin-2-one —— C15H10F3NO
    (4R)-3,3-difluoro-4-(2-fluorophenyl)-1-phenylazetidin-2-one