-
公开(公告)号:US4081443A
公开(公告)日:1978-03-28
申请号:US806882
申请日:1977-06-15
申请人: Shoichiro Uyeo , Hikaru Itani , Tsutomu Aoki , Teruji Tsuji , Wataru Nagata
发明人: Shoichiro Uyeo , Hikaru Itani , Tsutomu Aoki , Teruji Tsuji , Wataru Nagata
IPC分类号: C07D499/00 , C07D499/44
CPC分类号: C07D499/00
摘要: Compounds of the formula: ##STR1## (where COB is carboxy or protected carboxy and X is hydrogen or nucleophilic group)preparable by oxidation of the corresponding N-nitrosopenicillin derivatives are useful as starting materials for synthesizing known and useful cephalosporins.
摘要翻译: 下式的化合物:其中COB为羧基或被保护的羧基,X为氢或亲核基团)可通过氧化相应的N-亚硝基青霉素衍生物制备可用作合成已知和有用的头孢菌素的起始原料。
-
公开(公告)号:US4058521A
公开(公告)日:1977-11-15
申请号:US762185
申请日:1977-01-24
申请人: Shoichiro Uyeo , Tsutomu Aoki , Wataru Nagata
发明人: Shoichiro Uyeo , Tsutomu Aoki , Wataru Nagata
IPC分类号: C07D499/42 , A61K31/397 , A61K31/43 , A61P31/04 , C07D205/08 , C07D205/095 , C07D403/12 , C07D417/12 , C07D417/14 , C07D499/00 , C07D499/21 , C07D499/44 , C07D499/46 , C07D499/60 , C07D501/10 , C07D501/16
CPC分类号: C07D499/00 , C07D205/095 , Y02P20/55
摘要: Antibacterial compounds of the formula ##STR1## (where COB is carboxy or protected carboxy;Hal is halogen;R is amino or protected amino;R' is mercapto-protecting group; andX is nucleophilic group)Are prepared from penicillin 1-oxides having X on its 2-methyl group, and found to be used as starting materials for preparing cephalosporins.
摘要翻译: 式(IMAGE)的抗菌化合物(其中COB为羧基或保护的羧基; Hal为卤素; R为氨基或被保护的氨基; R为巯基保护基; X为亲核基团)由PENICILLIN 1-氧化物制备的ARE X在其2-甲基上,发现用作制备头孢菌素的起始原料。
-
3.
公开(公告)号:US4366316A
公开(公告)日:1982-12-28
申请号:US322662
申请日:1981-11-18
申请人: Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Teruji Tsuji , Wataru Nagata
发明人: Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Teruji Tsuji , Wataru Nagata
IPC分类号: C07D498/04 , C07D505/00
CPC分类号: C07D505/00
摘要: Intermediates for preparing an antibacterial 1-dethia-1-oxacephalosporins which are represented by the following formula: ##STR1## wherein R is a monovalent group (minus the carbonyl) from an acyl group derived from a carboxylic or carbonic acid;Y.sup.1 is a divalent group of the following formula: ##STR2## wherein COB is carboxy or protected carboxy;X is hydrogen or a nucleophilic group; andZ is a leaving group are prepared from a compound of the following formula: ##STR3## wherein R and Y.sup.1 are as defined above by the action of an acid. The new compounds of this invention shown by the following formula: ##STR4## wherein A is amino or substituted amino;E is hydrogen or methoxy; andY is a divalent group of the following formula: ##STR5## in which COB, X, and Z are as defined above are convertible into other compounds of the same formula by applying conventional methods in .beta.-lactam chemistry.
摘要翻译: 用于制备由下式表示的抗细菌1-脱氧-1-氧杂头孢菌素的中间体:其中R是衍生自羧酸或碳酸的酰基的一价基团(减去羰基); Y1是下式的二价基团:其中COB是羧基或被保护的羧基; X是氢或亲核基团; 并且Z是离去基团由下式的化合物制备:其中R和Y1如上所定义,通过酸的作用。 本发明的新化合物由下式表示:其中A是氨基或取代的氨基; E是氢或甲氧基; 并且Y是下式的二价基团:其中COB,X和Z如上定义的
可通过在β-内酰胺化学中应用常规方法转化为相同式的其它化合物。 -
公开(公告)号:US4220766A
公开(公告)日:1980-09-02
申请号:US868422
申请日:1978-01-10
申请人: Teruji Tsuji , Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
发明人: Teruji Tsuji , Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
IPC分类号: C07D498/04 , C07D499/00 , C07D505/00 , C07D285/16 , C07D491/04
CPC分类号: C07D505/00 , C07D499/00 , Y02P20/582
摘要: Useful intermediates for preparing a 1-dethia-1-oxacephalosporin and represented by the following formula: ##STR1## (wherein R is a monovalent group resulting from the elimination of the carbonyl function of an acyl group derived from a carboxylic or carbonic acid;COB is carboxy or protected carboxy; andX is hydrogen or a nucleophilic group)are prepared from the corresponding penicillin 1-oxides of the following formula: ##STR2## (wherein R, COB, and X are as defined above) by heating, if required in the presence of the desulfurizing reagent, or by exchanging the X group with another one under the condition of an appropriate nucleophilic substitution.
摘要翻译: 用于制备1-脱硫-1-氧杂环孢菌素并由下式表示的有用的中间体:其中R是由消除衍生自羧酸或碳酸的酰基的羰基官能团产生的一价基团; COB 是羧基或被保护的羧基; X是氢或亲核基团)由相应的下式的青霉素1-氧化物制备:如果需要,通过加热,其中R,COB和X如上所定义 在脱硫试剂的存在下,或者通过在适当的亲核取代条件下与另一种X基团交换X基团。
-
公开(公告)号:US4271296A
公开(公告)日:1981-06-02
申请号:US112145
申请日:1980-01-14
申请人: Teruji Tsuji , Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
发明人: Teruji Tsuji , Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
IPC分类号: C07D498/04 , C07D499/00 , C07D505/00 , C07D401/14 , C07D413/14
CPC分类号: C07D505/00 , C07D499/00 , Y02P20/582
摘要: Useful intermediates for preparing a 1-dethia-1-oxacephalosporin and represented by the following formula: ##STR1## (wherein R is a monovalent group resulting from the elimination of the carbonyl function of an acyl group derived from a carboxylic or carbonic acid;COB is carboxy or protected carboxy; andX is hydrogen or a nucleophilic group)are prepared from the corresponding penicillin 1-oxides of the following formula: ##STR2## (wherein R, COB, and X are as defined above) by heating, if required in the presence of a desulfurizing reagent, or by exchanging the X group with another one under the condition of an appropriate nucleophilic substitution.
-
公开(公告)号:US4271295A
公开(公告)日:1981-06-02
申请号:US112144
申请日:1980-01-14
申请人: Teruji Tsuji , Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
发明人: Teruji Tsuji , Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
IPC分类号: C07D498/04 , C07D499/00 , C07D505/00 , C07D401/14 , C07D413/14
CPC分类号: C07D505/00 , C07D499/00 , Y02P20/582
摘要: Useful intermediates for preparing a 1-dethia-1-oxacephalosporin and represented by the following formula: ##STR1## (wherein R is a monovalent group resulting from the elimination of the carbonyl function of an acyl group derived from a carboxylic or carbonic acid;COB is carboxy or protected carboxy; andX is hydrogen or a nucleophilic group)are prepared from the corresponding penicillin 1-oxides of the following formula: ##STR2## (wherein R, COB, and X are as defined above) by heating, if required in the presence of a desulfurizing reagent, or by exchanging the X group with another one under the condition of an appropriate nucleophilic substitution.
摘要翻译: 用于制备1-脱硫-1-氧杂环孢菌素并由下式表示的有用的中间体:其中R是由消除衍生自羧酸或碳酸的酰基的羰基官能团产生的一价基团; COB 是羧基或被保护的羧基; X是氢或亲核基团)由相应的下式的青霉素1-氧化物制备:如果需要,通过加热,其中R,COB和X如上所定义 在脱硫试剂的存在下,或者通过在适当的亲核取代条件下将X基团与另一种基团交换。
-
公开(公告)号:US4183855A
公开(公告)日:1980-01-15
申请号:US881054
申请日:1978-02-24
申请人: Mitsuru Yoshioka , Shoichiro Uyeo , Teruji Tsuji , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
发明人: Mitsuru Yoshioka , Shoichiro Uyeo , Teruji Tsuji , Yoshio Hamashima , Ikuo Kikkawa , Wataru Nagata
IPC分类号: C07D507/00 , C07D205/085 , C07D498/04 , C07D505/00
CPC分类号: C07D205/085 , C07D505/00
摘要: Intermediates (I) for preparing a potent antibacterial, 1-oxadethiacephalosporin, are shown by the following formula ##STR1## (wherein R is a group of acyl-minus-carbonyl derived from a carboxylic or carbonic acid;COB is carboxy or protected carboxy;X is hydrogen or a nucleophilic group;Y is a nucleophilic group; andZ is a leaving group)and prepared from the corresponding exomethylene compound (II) by addition of a compound of formula: Y-Z (in which Y and Z are as defined above).
摘要翻译: 通过下式表示制备有效抗菌性1-羟基乙醚孢子的中间体(I)(其中R是衍生自羧酸或碳酸的酰基 - 负 - 羰基基团; COB是羧基或被保护的羧基; X是氢或亲核基团; Y是亲核基团; Z是离去基团),并且由相应的外亚甲基化合物(II)通过加入式YZ化合物(其中Y和Z定义如上) )。
-
公开(公告)号:US4478997A
公开(公告)日:1984-10-23
申请号:US543664
申请日:1983-10-19
申请人: Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Teruji Tsuji , Wataru Nagata
发明人: Mitsuru Yoshioka , Shoichiro Uyeo , Yoshio Hamashima , Ikuo Kikkawa , Teruji Tsuji , Wataru Nagata
IPC分类号: C07D498/04 , C07D498/20 , C07D505/00
CPC分类号: C07D505/00
摘要: Intermediates for preparing an antibacterial 1-dethia-1-oxa-cephalosporins which are represented by the following formula: ##STR1## wherein R is a monovalent group (minus the carbonyl) from an acyl derived from a carboxylic or carbonic acid;Y.sup.1 is a divalent group of the following formula: ##STR2## wherein COB is carboxy or protected carboxy;X is hydrogen or a nucleophilic group; andZ is a leaving groupare prepared from a compound of the following formula: ##STR3## wherein R and Y.sup.1 are as defined above by the action of an acid.
摘要翻译: 用于制备由下式表示的抗菌1-脱氧-1-氧杂 - 头孢菌素的中间体:其中R是衍生自羧酸或碳酸的酰基的一价基团(减去羰基); Y1是下式的二价基团:其中COB是羧基或被保护的羧基; X是氢或亲核基团; 并且Z是离去基团由下式的化合物制备:其中R和Y1如上所定义,通过酸的作用。
-
公开(公告)号:US4233216A
公开(公告)日:1980-11-11
申请号:US967007
申请日:1978-12-06
申请人: Shoichiro Uyeo , Mitsuru Yoshioka , Teruji Tsuji , Ikuo Kikkawa , Wataru Nagata
发明人: Shoichiro Uyeo , Mitsuru Yoshioka , Teruji Tsuji , Ikuo Kikkawa , Wataru Nagata
IPC分类号: C07D205/08 , C07D205/085 , C07D505/00 , C07D403/12 , C07D409/12 , C07D417/12
CPC分类号: C07D205/085 , C07D505/00
摘要: .alpha.-[3(R)-Substituted amino-4(R)-substituted alkoxy-2-oxo-azetidin-1-yl]-.alpha.-isopropenylacetate (Ia) and .alpha.-[3(R)-substituted amino-4(R)-substituted alkoxy-2-oxo-azetidin-1-yl]-.alpha.-isopropylideneacetate (Ib) prepared from (1R,5S)-.alpha.-(3-substituted-7-oxo-4-oxa-2,6-diazabicyclo[3.2.0]hept-2-en-6-yl)-.alpha.-isopropenylacetate or (1R,5S)-.alpha.-(3-substituted-7-oxo-4-oxa-2,6-diazabicyclo-[3.2.0]hept-2-en-6-yl)-.alpha.-isopropylideneacetate with a primary alcohol in the presence of an acid. The products are useful intermediates for preparing oxadethiacephalosporins.
摘要翻译: α - [3(R) - 取代的氨基-4(R) - 取代的烷氧基-2-氧代 - 氮杂环丁烷-1-基]-α-异丙烯基乙酸酯(Ia)和α-[3(R) - 取代的氨基-4 (3-甲氧基-4-氧代-2,6-二氧代-4-氧杂-4-氮杂环丁烷-1-基)-α-异亚丙基乙酸酯(Ⅰb)由(1R,5S)-α-(3-取代-7-氧代-4-氧代 - 二氮杂双环[3.2.0]庚-2-烯-6-基)-α-异丙烯基乙酸酯或(1R,5S)-α-(3-取代-7-氧代-4-氧杂-2,6-二氮杂双环[3.2 .0]庚-2-烯-6-基)-α-异亚丙基乙酸酯与伯醇在酸存在下反应。 该产品是制备硫代硫菌醚的有用中间体。
-
公开(公告)号:US4570018A
公开(公告)日:1986-02-11
申请号:US610790
申请日:1984-05-16
申请人: Tsutomu Aoki , Hiromi Takahashi , Toshiro Konoike , Teruji Tsuji , Wataru Nagata
发明人: Tsutomu Aoki , Hiromi Takahashi , Toshiro Konoike , Teruji Tsuji , Wataru Nagata
IPC分类号: C07C23/04 , C07C43/192 , C07C43/313 , C07C43/32 , C07C69/653 , C07D505/00 , C07C87/34 , C07C149/26
CPC分类号: C07D505/00 , C07C323/00 , C07C323/30 , C07C43/192 , C07C43/313 , C07C43/32 , C07C2101/02
摘要: A novel chemical, fluorochlorocyclopropane (I) of the following formula: ##STR1## is prepared by the addition of fluorochlorocarbene to the corresponding olefin (II) of the following formula:CH.sub.2 .dbd.CR.sup.1 -R.sup.2The compound is a useful intermediate for synthesizing some chemicals, e.g., some cephalosporins.(wherein R.sup.1 is hydrogen, halogen, 1 to 8C alkylamino, alkoxy, or alkylthio andR.sup.2 is halogen, 1 to 8C alkylamino, alkoxy, or alkylthio).
摘要翻译: 通过向相应的下式所示的烯烃(II)中加入氟氯碳烯制备下式的新型化学式氟氯环丙烷(I):CH2 = CR1-R2该化合物是一种有用的中间体 合成一些化学物质,例如一些头孢菌素。 (其中R 1为氢,卤素,1至8烷基氨基,烷氧基或烷硫基,R 2为卤素,1至8烷基氨基,烷氧基或烷硫基)。
-
-
-
-
-
-
-
-
-