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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
    —— (3S,4S)-3-<(1R)-1-<(Dimethyl-tert-butylsilyl)oxy>ethyl>-4-<<<(1(R)-oxo-3(S)-thiolanyl)thio>thiocarbonyl>thio>-2-azetidinone 112206-93-6 C16H29NO3S4Si
    (3S,4S)-3-<(1R)-1-<(Dimethyl-tert-butylsilyl)oxy>ethyl>-4-<<<(1(R)-oxo-3(S)-thiolanyl)thio>thiocarbonyl>thio>-2-azetidinone
    —— (4-nitrophenyl)methyl (5R,6S)-6-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-3-[(4-fluorophenyl)sulfonylmethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 160154-00-7 C29H35FN2O8SSi
    (4-nitrophenyl)methyl (5R,6S)-6-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-3-[(4-fluorophenyl)sulfonylmethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— (4-nitrophenyl)methyl (3S)-3-[2-[(2R,3S)-3-[(1R)-1-[(4-nitrophenyl)methoxycarbonyloxy]ethyl]-1-[2-[(4-nitrophenyl)methoxy]-2-oxoacetyl]-4-oxoazetidin-2-yl]acetyl]sulfanylpyrrolidine-1-carboxylate 90629-08-6 C36H33N5O16S
    (4-nitrophenyl)methyl (3S)-3-[2-[(2R,3S)-3-[(1R)-1-[(4-nitrophenyl)methoxycarbonyloxy]ethyl]-1-[2-[(4-nitrophenyl)methoxy]-2-oxoacetyl]-4-oxoazetidin-2-yl]acetyl]sulfanylpyrrolidine-1-carboxylate
    —— (3S,4R)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-4-[5-(4-methoxybenzoyloxy)pent-3-ynyl]-2-azetidinone 362605-44-5 C24H35NO5Si
    (3S,4R)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-4-[5-(4-methoxybenzoyloxy)pent-3-ynyl]-2-azetidinone
    —— diethyl 2-[[(2R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[(2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-1-(1-chloro-2-oxo-2-prop-2-enoxyethyl)-4-oxoazetidin-2-yl]butanoyl]sulfanylmethyl]propanedioate 1060663-19-5 C34H60ClNO10SSi2
    diethyl 2-[[(2R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[(2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-1-(1-chloro-2-oxo-2-prop-2-enoxyethyl)-4-oxoazetidin-2-yl]butanoyl]sulfanylmethyl]propanedioate
    —— (3S,4R)-4-(5-benzyloxypent-3-ynyl)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-2-azetidinone 362605-43-4 C23H33NO4Si
    (3S,4R)-4-(5-benzyloxypent-3-ynyl)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-2-azetidinone
    —— [(2R,3R,4S,5R,6S)-4,5,6-trimethoxy-2-methyloxan-3-yl] (2R)-2-[(2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]propanoate 922733-34-4 C23H43NO8Si
    [(2R,3R,4S,5R,6S)-4,5,6-trimethoxy-2-methyloxan-3-yl] (2R)-2-[(2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]propanoate
    —— ethyl (2S)-2-[(3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-prop-2-enylazetidin-1-yl]-2-hydroxyacetate 216856-29-0 C18H33NO5Si
    ethyl (2S)-2-[(3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-prop-2-enylazetidin-1-yl]-2-hydroxyacetate
    —— diethyl 2-[[(2R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[(2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]butanoyl]sulfanylmethyl]propanedioate 183052-35-9 C29H55NO8SSi2
    diethyl 2-[[(2R)-4-[tert-butyl(dimethyl)silyl]oxy-2-[(2S,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]butanoyl]sulfanylmethyl]propanedioate
    —— ethyl (2R)-2-[(3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-prop-2-enylazetidin-1-yl]-2-hydroxyacetate 216856-32-5 C18H33NO5Si
    ethyl (2R)-2-[(3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-prop-2-enylazetidin-1-yl]-2-hydroxyacetate
    —— (3R,4S)-4-[(R)-1-(tert-butoxycarbonyl)-3-oxopiperidin-4-yl]-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone 217488-47-6 C21H38N2O5Si
    (3R,4S)-4-[(R)-1-(tert-butoxycarbonyl)-3-oxopiperidin-4-yl]-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone
    —— (3S,4R)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-4-(5-methoxycarbonyloxypent-3-ynyl)-2-azetidinone 362605-31-0 C18H31NO5Si
    (3S,4R)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-4-(5-methoxycarbonyloxypent-3-ynyl)-2-azetidinone
    —— (3S,4R)-1-(tert-butyldimethylsilyl)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-4-(5-hydroxypent-3-ynyl)-2-azetidinone 622410-44-0 C22H43NO3Si2
    (3S,4R)-1-(tert-butyldimethylsilyl)-3-[(R)-1-tert-butyldimethylsilyloxyethyl]-4-(5-hydroxypent-3-ynyl)-2-azetidinone
    —— (3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-[2-oxo-2-[1-(2-phenylethyl)triazol-4-yl]ethyl]azetidin-2-one 1026319-51-6 C23H34N4O3Si
    (3S,4R)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-[2-oxo-2-[1-(2-phenylethyl)triazol-4-yl]ethyl]azetidin-2-one
    —— p-nitrobenzyl (5R,6S)-3-<(E)-2-acetamidoethylthio>-6-<(R)-1-hydroxyethyl>-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-2-carboxylate 80951-83-3 C20H23N3O7S
    p-nitrobenzyl (5R,6S)-3-<(E)-2-acetamidoethylthio>-6-<(R)-1-hydroxyethyl>-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-acteyl-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 277334-47-1 C23H36N2O5Si
    allyl (8S,9R,10S)-5-acteyl-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— (4-nitrophenyl)methyl 2-[(2R,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-[2-[2-[(4-nitrophenyl)methoxycarbonylamino]ethylsulfanyl]-2-oxoethyl]-4-oxoazetidin-1-yl]-2-oxoacetate 90628-98-1 C32H40N4O12SSi
    (4-nitrophenyl)methyl 2-[(2R,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-[2-[2-[(4-nitrophenyl)methoxycarbonylamino]ethylsulfanyl]-2-oxoethyl]-4-oxoazetidin-1-yl]-2-oxoacetate
    —— (4-nitrophenyl)methyl (5R,6S)-3-[(3S)-1-[C-methyl-N-[(4-nitrophenyl)methoxycarbonyl]carbonimidoyl]pyrrolidin-3-yl]sulfanyl-7-oxo-6-[(1R)-1-trimethylsilyloxyethyl]-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 98167-74-9 C33H39N5O10SSi
    (4-nitrophenyl)methyl (5R,6S)-3-[(3S)-1-[C-methyl-N-[(4-nitrophenyl)methoxycarbonyl]carbonimidoyl]pyrrolidin-3-yl]sulfanyl-7-oxo-6-[(1R)-1-trimethylsilyloxyethyl]-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[3-(allyloxycarbonylamino)propionyl]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-56-7 C22H29N3O7
    allyl (8S,9R,10S)-5-[3-(allyloxycarbonylamino)propionyl]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[N-(allyloxycarbonyl)acetimidoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-84-1 C27H41N3O6Si
    allyl (8S,9R,10S)-5-[N-(allyloxycarbonyl)acetimidoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— (4-nitrophenyl)methyl 2-[(2R,3S)-2-[2-[2-[(4-nitrophenyl)methoxycarbonylamino]ethylsulfanyl]-2-oxoethyl]-4-oxo-3-[(1R)-1-trimethylsilyloxyethyl]azetidin-1-yl]-2-oxoacetate 90629-05-3 C29H34N4O12SSi
    (4-nitrophenyl)methyl 2-[(2R,3S)-2-[2-[2-[(4-nitrophenyl)methoxycarbonylamino]ethylsulfanyl]-2-oxoethyl]-4-oxo-3-[(1R)-1-trimethylsilyloxyethyl]azetidin-1-yl]-2-oxoacetate
    —— allyl (8S,9R,10S)-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-5-(3-pyridylcarbonyl)-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-62-5 C27H37N3O5Si
    allyl (8S,9R,10S)-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-5-(3-pyridylcarbonyl)-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— tert-butyl (4R)-4-[(2R,3S)-1-[tert-butyl(dimethyl)silyl]-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]-3-oxopiperidine-1-carboxylate 277334-50-6 C27H52N2O5Si2
    tert-butyl (4R)-4-[(2R,3S)-1-[tert-butyl(dimethyl)silyl]-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]-3-oxopiperidine-1-carboxylate
    —— <3S-<3α(S<sup>*</sup>),4β>>-benzyl<3-(1-t-butyldimethylsilyloxyethyl)-2-azetidinone-4-yl>acetate 87392-18-5 C20H31NO4Si
    <3S-<3α(S<sup>*</sup>),4β>>-benzyl<3-(1-t-butyldimethylsilyloxyethyl)-2-azetidinone-4-yl>acetate
    —— (3S,4R)-3-<(R)-1-(t-Butyldimethylsilyloxy)ethyl>-4-<(R)-1-((R)-4-phenyl-2-oxazolidone-3-carbonyl)ethyl>-2-azetidinone 114341-85-4 C23H34N2O5Si
    (3S,4R)-3-<(R)-1-(t-Butyldimethylsilyloxy)ethyl>-4-<(R)-1-((R)-4-phenyl-2-oxazolidone-3-carbonyl)ethyl>-2-azetidinone
    —— allyl (8S,9R,10S)-5-[N-(allyloxycarbonyl)acetimidoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-carboxylate 217488-59-0 C30H44N4O8Si
    allyl (8S,9R,10S)-5-[N-(allyloxycarbonyl)acetimidoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-carboxylate
    —— allyl (8S,9R,10S)-5-[3-[[N,N'-bis(allyloxycarbonyl)amidino]amino]propionyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-53-4 C33H49N5O9Si
    allyl (8S,9R,10S)-5-[3-[[N,N'-bis(allyloxycarbonyl)amidino]amino]propionyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— tert-butyl (4R)-4-[(2R,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxo-1-(2-oxo-2-prop-2-enoxyacetyl)azetidin-2-yl]-3-oxopiperidine-1-carboxylate 277334-46-0 C26H42N2O8Si
    tert-butyl (4R)-4-[(2R,3S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxo-1-(2-oxo-2-prop-2-enoxyacetyl)azetidin-2-yl]-3-oxopiperidine-1-carboxylate
    —— allyl (8S,9R,10S)-5-[[N<sup>ω</sup>-(allyloxycarbonyl)guanidino]carbonyl]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-89-6 C21H27N5O7
    allyl (8S,9R,10S)-5-[[N<sup>ω</sup>-(allyloxycarbonyl)guanidino]carbonyl]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-allyloxycarbonyl-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-57-8 C25H38N2O6Si
    allyl (8S,9R,10S)-5-allyloxycarbonyl-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— 3(S)-<1(R)-<(tert-butyldimethylsilyl)oxy>ethyl>-4(R)-<<(phenylthio)carbonyl>methyl>azetidin-2-one 90628-93-6 C19H29NO3SSi
    3(S)-<1(R)-<(tert-butyldimethylsilyl)oxy>ethyl>-4(R)-<<(phenylthio)carbonyl>methyl>azetidin-2-one
    —— allyl (8S,9R,10S)-5-methyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 277334-55-1 C16H22N2O4
    allyl (8S,9R,10S)-5-methyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[N,N'-bis(allyloxycarbonyl)amidino]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-60-3 C24H30N4O8
    allyl (8S,9R,10S)-5-[N,N'-bis(allyloxycarbonyl)amidino]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[[1-(allyloxycarbonyl)pyrrolidin-3-yl]thiocarbamoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 277334-54-0 C30H46N4O6SSi
    allyl (8S,9R,10S)-5-[[1-(allyloxycarbonyl)pyrrolidin-3-yl]thiocarbamoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-5-(N-methyl)thiocarbamoyl-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-69-2 C23H37N3O4SSi
    allyl (8S,9R,10S)-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-5-(N-methyl)thiocarbamoyl-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— (3S, 4R)-3-[(R)-1-t-butyldimethylsilyloxyethyl]-4-([(S)-1-(p-nitrobenzyloxycarbonyl)pyrrolidin-3-ylthio]carbonylmethyl)-2-azetidinone 90652-16-7 C25H37N3O7SSi
    (3S, 4R)-3-[(R)-1-t-butyldimethylsilyloxyethyl]-4-([(S)-1-(p-nitrobenzyloxycarbonyl)pyrrolidin-3-ylthio]carbonylmethyl)-2-azetidinone
    —— allyl (8S,9R,10S)-10-[(R)-1-hydroxyethyl]-11-oxo-5-(N-methyl)thiocarbamoyl-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-70-5 C17H23N3O4S
    allyl (8S,9R,10S)-10-[(R)-1-hydroxyethyl]-11-oxo-5-(N-methyl)thiocarbamoyl-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[3-[[N,N'-bis(allyloxycarbonyl)amidino]amino]propionyl]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-54-5 C27H35N5O9
    allyl (8S,9R,10S)-5-[3-[[N,N'-bis(allyloxycarbonyl)amidino]amino]propionyl]-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[3-(allyloxycarbonylamino)propionyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-55-6 C28H43N3O7Si
    allyl (8S,9R,10S)-5-[3-(allyloxycarbonylamino)propionyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[[1-(allyloxycarbonyl)pyrrolidin-3-yl]carbamoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 277334-53-9 C30H46N4O7Si
    allyl (8S,9R,10S)-5-[[1-(allyloxycarbonyl)pyrrolidin-3-yl]carbamoyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-[[N<sup>ω</sup>-(allyloxycarbonyl)guanidino]carbonyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-88-5 C27H41N5O7Si
    allyl (8S,9R,10S)-5-[[N<sup>ω</sup>-(allyloxycarbonyl)guanidino]carbonyl]-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-acetyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 277334-48-2 C17H22N2O5
    allyl (8S,9R,10S)-5-acetyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-allyloxycarbonyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-58-9 C19H24N2O6
    allyl (8S,9R,10S)-5-allyloxycarbonyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— allyl (8S,9R,10S)-5-carbamoyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-83-0 C16H21N3O5
    allyl (8S,9R,10S)-5-carbamoyl-10-[(R)-1-hydroxyethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— (3S,4R)-3-[(1R)-1-(tert-butyldimethylsilyloxy)ethyl]-4-[(6R)-2-{(E)-(pyrid-4-yl)methylene}-1-oxocyclohex-6-yl]azetidin-2-one 208191-56-4 C23H34N2O3Si
    (3S,4R)-3-[(1R)-1-(tert-butyldimethylsilyloxy)ethyl]-4-[(6R)-2-{(E)-(pyrid-4-yl)methylene}-1-oxocyclohex-6-yl]azetidin-2-one
    —— allyl (8S,9R,10S)-10-[(R)-1-hydroxyethyl]-11-oxo-5-(3-pyridylcarbonyl)-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-63-6 C21H23N3O5
    allyl (8S,9R,10S)-10-[(R)-1-hydroxyethyl]-11-oxo-5-(3-pyridylcarbonyl)-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— (4S,5R,6R)-3-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid —— C17H25N3O5S
    (4S,5R,6R)-3-[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid
    —— allyl (8S,9R,10S)-5-(tert-butoxycarbonyl)-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate 217488-20-5 C26H42N2O6Si
    allyl (8S,9R,10S)-5-(tert-butoxycarbonyl)-10-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-11-oxo-1,5-diazatricyclo[7.2.0.0<sup>3,8</sup>]undec-2-ene-2-carboxylate
    —— (2R)-2-[(2S,3S)-1-[tert-butyl(dimethyl)silyl]-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]propanoic acid 188193-06-8 C20H41NO4Si2
    (2R)-2-[(2S,3S)-1-[tert-butyl(dimethyl)silyl]-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-4-oxoazetidin-2-yl]propanoic acid
    —— prop-2-enyl 2-[(3S,4S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-[(3S)-4-oxothian-3-yl]azetidin-1-yl]-2-oxoacetate 136375-55-8 C21H33NO6SSi
    prop-2-enyl 2-[(3S,4S)-3-[(1R)-1-[tert-butyl(dimethyl)silyl]oxyethyl]-2-oxo-4-[(3S)-4-oxothian-3-yl]azetidin-1-yl]-2-oxoacetate