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    • 7. 发明授权
    • 3-amino-2-oxo-azetidine-1-sulfonic acids
    • 3-氨基-2-氧代 - 氮杂环丁烷-1-磺酸
    • US5057512A
    • 1991-10-15
    • US319477
    • 1989-03-03
    • Rene HeymesAlain Bonnet
    • Rene HeymesAlain Bonnet
    • B65H1/08B65H5/12B65H5/30C07D417/12
    • C07D417/12
    • Novel syn isomers of reacemates and optical isomers of 3-amino-2-oxo-azetidine-1-sulfonic acids of the formula ##STR1## wherein R is difluoromethyl, R.sub.1 is --(CH.sub.2).sub.n --X, n is an integer from 1 to 4, X is selected from the group consisting of halogen, --CN, --OR.sub.1 ', --SR.sub.1 ", azido, thiocyanate, isothiocyanate, and ##STR2## R.sub.1 ' is selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms, R.sub.1 " is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and a heterocycle and R' and R" are individually selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms and taken together with the nitrogen to which they are attached form a heterocycle and A.sup.1 is selected from the group consisting of hydrogen, and metal cations and their nontoxic, pharmaceutically acceptable acid addition salts, the wavy line indicating the cis form, trans form or cis trans forms having antibiotic properties.
    • 式(I)的3-氨基-2-氧代 - 氮杂环丁烷-1-磺酸的重新配位体和旋光异构体的新型顺式异构体,其中R是二氟甲基,R 1是 - (CH 2)n X,n是从1到 4,X选自卤素,-CN,-OR1',-SR1“,叠氮基,硫氰酸酯,异硫氰酸酯,并且”R1“选自氢和1至4的烷基 碳原子,R1“选自氢,1至4个碳原子的烷基和杂环,R'和R”分别选自氢和1至4个碳原子的烷基和 与其连接的氮一起形成杂环,并且A 1选自氢和金属阳离子及其无毒的药学上可接受的酸加成盐,波浪线表示顺式,反式或顺式反式 具有抗生素特性的形式。
    • 8. 发明授权
    • Novel 3-amino-2-oxo-azetidine-1-sulfonic acids
    • 新型3-氨基-2-氧代 - 氮杂环丁烷-1-磺酸
    • US4900728A
    • 1990-02-13
    • US68141
    • 1987-06-29
    • Rene HeymesAlain Bonnet
    • Rene HeymesAlain Bonnet
    • C07D205/085C07D403/04C07D417/12
    • C07D403/04C07D205/085C07D417/12
    • Novel syn isomers of racemates and optical isomers of 3-amino-2-oxo-azetidine-1-sulfonic acids of the formula ##STR1## wherein R is selected from the group consisting of hydrogen linear or branched optionally substituted alkyl of 1 to 12 carbon atoms and optionally substituted alkenyl and alkynyl of 2 to 12 carbon atoms, R.sub.1 is --(CH.sub.2).sub.n --X, n is an integer from 1 to 4, X is selected from the group consisting of halogen, --CN, --OR', --SR.sub.1 ", azido, thiocyanate, isothiocyanate, and ##STR2## is selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms, R" is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and a heterocycle and R' and R" are individiually selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms and taken together with the nitrogen to which they are attached form a heterocycle and A.sup.1 is selected from the group consisting of hydrogen, and metal cations and their nontoxic, pharmaceutically acceptable acid addition salts, the wavy line indicating the cis form, trans form or cis trans forms having antibiotic properties.
    • 3-氨基-2-氧代 - 氮杂环丁烷-1-磺酸的外消旋体和旋光异构体的新型顺式异构体,其中R选自氢直链或支链任选取代的1至12的烷基 碳原子和任选取代的2至12个碳原子的烯基和炔基,R 1是 - (CH 2)n X,n是1至4的整数,X选自卤素,-CN,-OR', - SR1“,叠氮基,硫氰酸酯,异硫氰酸酯,< IMAGE>选自氢和1至4个碳原子的烷基,R”选自氢,1至4个碳原子的烷基 和杂环,R'和R“单独地选自氢和1至4个碳原子的烷基,并与它们所连接的氮一起形成杂环,并且A 1选自 氢和金属阳离子及其无毒的药学上可接受的酸 加成盐,表示顺式的波形线,具有抗生素特性的反式或顺反式。