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公开(公告)号:US5256685A
公开(公告)日:1993-10-26
申请号:US857427
申请日:1992-03-26
申请人: Hitoshi Arai , Yutaka Kanda , Motomichi Kono , Masaji Kasai , Tadashi Ashizawa , Katsushige Gomi
发明人: Hitoshi Arai , Yutaka Kanda , Motomichi Kono , Masaji Kasai , Tadashi Ashizawa , Katsushige Gomi
IPC分类号: C07D487/14 , C07D491/22 , A61K31/33 , A61K31/40
CPC分类号: C07D487/14
摘要: Novel mitomycin derivatives represented by the formula (I) are obtained by introducing a substituent at the 6-position. The mitomycin derivatives of the present invention have an antitumor activity.
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公开(公告)号:US5180825A
公开(公告)日:1993-01-19
申请号:US791188
申请日:1991-11-13
IPC分类号: C07D487/14 , C07H15/26
CPC分类号: C07D487/14 , C07H15/26
摘要: Disclosed in a mitomycin derivative represented by the formula (I): ##STR1## wherein W is a heterocyclic group.
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公开(公告)号:US5334611A
公开(公告)日:1994-08-02
申请号:US101029
申请日:1993-08-03
申请人: Hitoshi Arai , Yutaka Kanda , Motomichi Kono , Masaji Kasai , Tadashi Ashizawa , Katsushige Gomi
发明人: Hitoshi Arai , Yutaka Kanda , Motomichi Kono , Masaji Kasai , Tadashi Ashizawa , Katsushige Gomi
IPC分类号: C07D487/14 , C07D491/22 , C07D487/22 , A61K31/40
CPC分类号: C07D487/14
摘要: Novel mitomycin derivatives represented by the formula (I) are obtained by introducing a substituent at the 6-position. The mitomycin derivatives of the present invention have an antitumor activity.
摘要翻译: 通过在6-位上引入取代基而获得由式(I)表示的新型丝裂霉素衍生物。 本发明的丝裂霉素衍生物具有抗肿瘤活性。
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公开(公告)号:US5218126A
公开(公告)日:1993-06-08
申请号:US755528
申请日:1991-09-05
申请人: Hitoshi Arai , Masaji Kasai , Katsushige Gomi , Tadashi Ashizawa
发明人: Hitoshi Arai , Masaji Kasai , Katsushige Gomi , Tadashi Ashizawa
IPC分类号: C07D487/14
CPC分类号: C07D487/14
摘要: Disclosed are mitomycin derivatives of formula (I): ##STR1## where W represents halogen; X represents methoxy, amino or ethylenimino; Y represents hydrogen or methyl; Z represents hydrogen or methyl; and one of R.sup.1 and R.sup.2 represents carbamoyloxymethyl, and the other represents hydrogen. The derivatives are usable as an antitumor and antibacterial agent.
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公开(公告)号:US5068349A
公开(公告)日:1991-11-26
申请号:US404353
申请日:1989-09-07
申请人: Yutaka Kanda , Masaji Kasai , Hitoshi Arai , Makoto Morimoto , Tadashi Ashizawa
发明人: Yutaka Kanda , Masaji Kasai , Hitoshi Arai , Makoto Morimoto , Tadashi Ashizawa
IPC分类号: A61K31/40 , A61P31/04 , A61P35/00 , C07D487/14 , C07D513/14
CPC分类号: C07D487/14
摘要: Novel mitomycin derivatives are characterized by a substituent on the C.sub.6 -methyl group. The mitomycin derivatives exhibit anti-tumor and antibacterial activity and have low toxicity.
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公开(公告)号:US5344938A
公开(公告)日:1994-09-06
申请号:US41180
申请日:1993-04-01
申请人: Masaji Kasai , Hitoshi Arai , Hiroshi Nishikawa , Takehiro Ogasa , Masahiko Kinugawa , Shinji Tomioka
发明人: Masaji Kasai , Hitoshi Arai , Hiroshi Nishikawa , Takehiro Ogasa , Masahiko Kinugawa , Shinji Tomioka
IPC分类号: A61K31/40 , A61K31/403 , A61K31/404 , A61P35/00 , C07D209/42
CPC分类号: C07D209/42
摘要: An indole derivative represented by formula (I): ##STR1## wherein R.sup.1 is a lower alkoxymethyl group or a formyl group, R.sup.2 is a lower alkyl group, R.sup.3 is a hydrogen atom or a lower alkyl group and R.sup.4 is a hydrogen atom or a lower alkyl group, which is useful as an intermediate for the synthesis of a compound, 5-aziridino-3-hydroxymethyl-l-methyl-2- (1H-indole-4,7-dione)prop-.beta.-ene-.alpha.-ol, which has antitumor activity.
摘要翻译: 式(I)表示的吲哚衍生物:基团或甲酰基,R2为低级烷基,R3为氢原子或低级烷基,R4为氢原子或低级烷基,可用作 合成化合物的中间体,具有抗肿瘤活性的5-氮丙啶基-3-羟甲基-1-甲基-2-(1H-吲哚-4,7-二酮)丙-β-烯-α-醇。
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公开(公告)号:US5021423A
公开(公告)日:1991-06-04
申请号:US358272
申请日:1989-05-26
申请人: Yutaka Kanda , Hitoshi Arai , Masaji Kasai , Makoto Morimoto
发明人: Yutaka Kanda , Hitoshi Arai , Masaji Kasai , Makoto Morimoto
IPC分类号: A61K31/40 , A61P31/04 , A61P35/00 , C07D491/22
CPC分类号: C07D491/22
摘要: Mitomycin derivatives having the formula ##STR1## wherein X is acyl, lower alkyl, alkoxycarbonyl aryloxycarbonyl or aralkoxycarbonyl;Y is hydrogen or methyl;Z is hydrogen, methyl, acyl or allyloxycarbonyl;one of R.sub.1 and R.sub.2 represents carbamoyloxymethyl and the other represents hydrogen, or R.sub.1 and R.sub.2 together represent methylene, show antibacterial and antitumor activities.
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公开(公告)号:US6080771A
公开(公告)日:2000-06-27
申请号:US133363
申请日:1998-08-13
申请人: Yutaka Kanda , Hitoshi Arai , Hiroyuki Yamaguchi , Tadashi Ashizawa , Shun-ichi Ikeda , Chikara Murakata , Tatsuya Tamaoki
发明人: Yutaka Kanda , Hitoshi Arai , Hiroyuki Yamaguchi , Tadashi Ashizawa , Shun-ichi Ikeda , Chikara Murakata , Tatsuya Tamaoki
IPC分类号: C07D513/08 , C07D513/18 , C07D513/20 , C07H15/26 , C07H17/02 , A61K31/425 , A61K31/70 , C07D519/00
CPC分类号: C07D513/08 , C07H15/26 , C07H17/02
摘要: DC107 derivatives represented by formula (I) or pharmaceutically acceptable salts thereof which have antimicrobial activity and antitumor activity are provided: ##STR1## wherein R.sup.1 represents CO(CR.sup.4A R.sup.4B).sub.n1 (O(CH.sub.2).sub.p1).sub.n2 OR.sup.5 {wherein n1 represents an integer of 1 or 2; R.sup.4A and R.sup.4B are the same or different, and each represents hydrogen or lower alkyl; p1 and n2 each represents an integer of 1 to 10; and R.sup.5 represents hydrogen, lower alkyl, or the like), or ##STR2##
摘要翻译: 提供了具有抗微生物活性和抗肿瘤活性的由式(I)表示的DC107衍生物或其药学上可接受的盐,其中R1表示CO(CR4AR4B)n1(O(CH2)p1)n2OR5 {其中n1表示1或2的整数; R4A和R4B相同或不同,各自表示氢或低级烷基; p1和n2各自表示1〜10的整数, 和R 5表示氢,低级烷基等)
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公开(公告)号:US5981558A
公开(公告)日:1999-11-09
申请号:US133614
申请日:1998-08-13
申请人: Hitoshi Arai , Yutaka Kanda , Hiroyuki Yamaguchi , Tadashi Ashizawa , Chikara Murakata , Shun-ichi Ikeda , Tatsuya Tamaoki
发明人: Hitoshi Arai , Yutaka Kanda , Hiroyuki Yamaguchi , Tadashi Ashizawa , Chikara Murakata , Shun-ichi Ikeda , Tatsuya Tamaoki
IPC分类号: C07D513/18 , C07H15/26 , C07D513/08 , A61K31/425
CPC分类号: C07D513/18 , C07H15/26
摘要: DC107 derivatives represented by formula (I) or pharmaceutically acceptable salts thereof which have antimicrobial activity and antitumor activity are provided: ##STR1## wherein R.sup.1 represents hydrogen, lower alkoxyalkyl, aralkyloxyalkyl, lower alkoxyalkoxyalkyl, lower alkoxyalkoxyalkoxyalkyl, aralkyl, tetrahydropyranyl, COR.sup.4, or the like; R.sup.2 represents hydrogen or COR.sup.6 ; R.sup.3 represents --CH.sub.2 OCOR.sup.7, phthalimidomethyl, or the like; and W represents oxygen or NR.sup.8 (wherein R.sup.8 represents hydroxy, lower alkoxy, lower alkenyloxy, aralkyloxy, substituted or unsubstituted arylsulfonylamino, or lower alkoxycarbonylamino).
摘要翻译: 提供了具有抗微生物活性和抗肿瘤活性的由式(I)表示的DC107衍生物或其药学上可接受的盐,其中R1表示氢,低级烷氧基烷基,芳烷氧基烷基,低级烷氧基烷氧基烷基,低级烷氧基烷氧基烷氧基烷基,芳烷基,四氢吡喃基,COR4等; R2表示氢或COR6; R3表示-CH2OCOR7,苯二甲酰亚氨基甲基等; W表示氧或NR8(其中R8表示羟基,低级烷氧基,低级烯氧基,芳烷氧基,取代或未取代的芳基磺酰基氨基或低级烷氧基羰基氨基)。
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公开(公告)号:US09394129B2
公开(公告)日:2016-07-19
申请号:US12659651
申请日:2010-03-16
申请人: Masashi Hara , Tatsunori Kaneko , Hitoshi Arai , Ryota Yamagishi
发明人: Masashi Hara , Tatsunori Kaneko , Hitoshi Arai , Ryota Yamagishi
CPC分类号: B65H5/26 , B65H5/38 , B65H7/00 , B65H9/006 , B65H2511/414 , B65H2513/50 , B65H2557/23 , B65H2220/01 , B65H2220/02
摘要: Configuration with paired register rollers cooperative with a downstream head unit on a circulation route to register a print sheet, a feed route extending up to the register rollers, and feeder elements controllable for a downstream feed of print sheet along part of the feed route to the register rollers, the feeder elements being controllable for a change of feed speed or acceleration in accordance with information on a back tension of a print sheet on the circulation route.
摘要翻译: 具有成对的定位辊的配置与循环路线上的下游头单元协作以记录打印纸,向上延伸到对准辊的进给路径以及可控制的进给器元件,用于沿着进给路线的一部分的下游进给打印纸 记录辊,馈送元件可根据关于循环路线上的打印片材的背张力的信息而被控制以改变进给速度或加速度。
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