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公开(公告)号:US4180655A
公开(公告)日:1979-12-25
申请号:US870884
申请日:1978-01-20
CPC分类号: C07H13/12 , C07H15/04 , C07H15/12 , Y10S514/908
摘要: New nitrosourea derivatives are provided, which possess a high inhibitory activity against the leukemia and tumors with a low toxicity and which are useful for pharmaceutical purposes. The compounds have the formula ##STR1## wherein A represents a glycosyl group, a monovalent residue of methyl glucoside or of alditol, a N-substituted carbamoyloxyalkyl group or a hydroxy-substituted cyclohexyl group when n is 1, or A represents a tetravalent residue of ribostamycin when n is 4 and R represents a lower alkyl or halo-alkyl group and are prepared by treating a compound of the formula ##STR2## with a nitrosating agent.
摘要翻译: 提供了新的亚硝基脲衍生物,其对白血病和低毒性的肿瘤具有高的抑制活性并且可用于制药目的。 所述化合物具有式(A)表示糖基,当n为1时甲基葡糖苷或糖醇的一价残基,N-取代氨基甲酰氧基烷基或羟基取代的环己基,或A表示四价残基 当n为4并且R代表低级烷基或卤代烷基时,为核糖霉素,并且通过用亚硝酸化剂处理式“IMAGE”的化合物来制备。
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公开(公告)号:US4086415A
公开(公告)日:1978-04-25
申请号:US600206
申请日:1975-07-30
IPC分类号: C07H13/12 , A61K31/70 , A61K31/7024 , A61P35/00 , A61P35/02 , C07C67/00 , C07C239/00 , C07C275/68 , C07H15/12 , C07H15/23 , C07H11/02
CPC分类号: C07H15/12 , C07H15/23 , Y10S514/908
摘要: New nitrosourea derivatives are provided, which possess a high inhibitory activity against the leukemia and tumors with a low toxicity and which are useful for pharmaceutical purposes. The compounds have the formula ##STR1## WHEREIN A represents a glycosyl group, a monovalent residue of methyl glucoside or of alditol, a N-substituted carbamoyloxyalkyl group or a hydroxy-substituted cyclohexyl group when n is 1, or A represents a tetravalent residue of ribostamycin when n is 4 and R represents a lower alkyl or halo-alkyl group and are prepared by treating a compound of the formula ##STR2## WITH A NITROSATING AGENT.
摘要翻译: 提供了新的亚硝基脲衍生物,其对白血病和低毒性的肿瘤具有高的抑制活性并且可用于制药目的。 当n为1时,化合物具有下式:其中A表示糖基,甲基葡糖苷或糖醇的一价残基,N-取代的氨基甲酰氧基烷基或羟基取代的环己基,或A表示四价残基 当n为4并且R代表低级烷基或卤代烷基时,并且通过用硝基化剂处理式“化合物”制备的核糖霉素。
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公开(公告)号:US4744975A
公开(公告)日:1988-05-17
申请号:US865347
申请日:1986-05-20
申请人: Tetsuo Suami , Masao Sako
发明人: Tetsuo Suami , Masao Sako
CPC分类号: A61K49/0442 , C08B31/12
摘要: 6-Iodoethylated starch and process for preparing the same are disclosed. The 6-idodethylated starch contains one iodine attached per 5 glucose units. Said compound is useful as a contrast agent for X-ray examination, especially for opacifying the vascular os lymphatic vessel. Said compound is produced by reacting 6-hydroxyethylated starch with N-iodosuccinimide in the presence of triphenylphosphine.
摘要翻译: 公开了6-碘乙基化淀粉及其制备方法。 6-异二甲基化淀粉每5个葡萄糖单位含有一个碘。 所述化合物可用作X线检查的造影剂,特别是用于使血管穿透淋巴管不透明。 所述化合物通过6-羟乙基化淀粉与N-碘代琥珀酰亚胺在三苯基膦存在下反应而制备。
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公开(公告)号:US5041579A
公开(公告)日:1991-08-20
申请号:US257899
申请日:1988-09-23
申请人: Seiichi Nishi , Kazuo Ohishi , Kunisuke Izawa , Tsuyoshi Shiio , Tetsuo Suami
发明人: Seiichi Nishi , Kazuo Ohishi , Kunisuke Izawa , Tsuyoshi Shiio , Tetsuo Suami
IPC分类号: A61K31/28 , A61K31/282 , A61K33/24 , A61P35/00 , C07F15/00
CPC分类号: C07F15/0093
摘要: Platinum complexes of cis-diaminocyclohexanol or cis-diaminocyclohexane, with the exclusion of platinum complexes of 2-deoxystreptamine, having high anti-tumor activity, low toxicity, water-solubility and exhibiting no cross-resistance to cis-platin.
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公开(公告)号:US4472379A
公开(公告)日:1984-09-18
申请号:US313597
申请日:1981-10-21
申请人: Tetsuo Suami
发明人: Tetsuo Suami
IPC分类号: A61K31/70 , A61K31/7024 , A61K31/7028 , A61P35/00 , C07D209/48 , C07H13/12 , C07H15/04 , C07K9/00 , A61K37/00 , C07C103/52 , C07H15/20
CPC分类号: C07D209/49 , C07H13/12 , C07H15/04 , C07K9/005 , Y02P20/55
摘要: Novel nitrosourea derivatives are provided which possess a high level of inhibitory activity against leukemia and tumors and which are therefore useful for pharmaceutical purposes. The compounds have the structure represented by formula (I): ##STR1## wherein R.sub.0 represents --OH or --OC.sub.m H.sub.2m+1 where m is an integer of 1 to 3 and one of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represents ##STR2## where X is ##STR3## or an alkylene group of 1 to 3 carbon atoms, n is an integer of 1 to 3 and Y is the group on the .alpha.-carbon atom of an .alpha.-amino acid and each of the remaining three represents --OH; or wherein R.sub.0 represents ##STR4## and R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represent --OH; or by formula (II): ##STR5## wherein X and n have the same meanings as above; and p is an integer of 1 to 5.
摘要翻译: 提供了具有高水平的白血病和肿瘤抑制活性的新型亚硝基脲衍生物,因此可用于制药目的。 化合物具有由式(I)表示的结构:其中R 0表示-OH或-OCmH 2 m + 1,其中m为1至3的整数,并且R 1,R 2,R 3和R 4中的一个表示
其中X为 或1至3个碳原子的亚烷基,n为1至3的整数,Y为α-氨基酸的α-碳原子上的基团,其余3个为 -哦; 或其中R0表示“IMAGE”,R1,R2,R3和R4各自表示-OH; 或式(II)表示:其中X和n具有与上述相同的含义; p为1〜5的整数。 -
公开(公告)号:US4387220A
公开(公告)日:1983-06-07
申请号:US313360
申请日:1981-10-20
申请人: Tetsuo Suami , Yushi Itoh , Shuichi Oki
发明人: Tetsuo Suami , Yushi Itoh , Shuichi Oki
摘要: Novel nitrosourea derivatives of sucrose having a structure expressed by the general formula: ##STR1## wherein A.sup.1 and A.sup.2 denote a group of OR or ##STR2## either A.sup.1 or A.sup.2 represents a group of ##STR3## and R shows a hydrogen atom or acyl group, and a method of manufacturing said derivatives. Said novel nitrosourea derivatives of sucrose have antitumor activity.
摘要翻译: 具有由以下通式表示的结构的蔗糖的新型亚硝基脲衍生物:其中A 1和A 2表示一组OR或A 1或A 2表示一组“IMAGE”,R表示氢原子或酰基 以及制造所述衍生物的方法。 所述新型蔗糖的亚硝基脲衍生物具有抗肿瘤活性。
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公开(公告)号:US4281107A
公开(公告)日:1981-07-28
申请号:US799017
申请日:1977-05-20
申请人: Tetsuo Suami
发明人: Tetsuo Suami
IPC分类号: C07H15/203 , A61K31/70 , A61K31/7028 , A61K31/7034 , A61P31/04 , C07H15/224 , C07H15/22
CPC分类号: C07H15/224 , Y02P20/55
摘要: 5,6-Dideoxyneamine, useful as an antimicrobial agent, and a process for preparing 5,6-dideoxyneamine.
摘要翻译: 可用作抗微生物剂的5,6-二脱氧苯胺和制备5,6-二脱氧苯胺的方法。
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公开(公告)号:US4157439A
公开(公告)日:1979-06-05
申请号:US828099
申请日:1977-08-26
申请人: Tetsuo Suami
发明人: Tetsuo Suami
CPC分类号: C07H13/12 , Y10S514/908
摘要: Novel nitrosourea derivatives are provided which possess a high inhibitory activity against the leukemia and tumors with a low toxicity and a good stability against humidity and which are useful for pharmaceutical purposes. The compounds have the structure: ##STR1## wherein R.sup.1 represents hydroxyl or alkanoyloxy containing 2-4 carbon atoms; R.sup.2 represents hydrogen or alkanoyl containing 2-4 carbon atoms; R.sup.3 represents alkanoyl containing 2-4 carbon atoms; and R.sup.4 represents alkyl or halo-substituted alkyl containing 1-4 carbon atoms.
摘要翻译: 提供了具有对白血病和肿瘤的高度抑制活性的新型亚硝基脲衍生物,其毒性低,对湿度具有良好的稳定性,并且可用于制药目的。 化合物具有以下结构:其中R 1表示羟基或含有2-4个碳原子的烷酰氧基; R2代表氢或含2-4个碳原子的烷酰基; R3表示含有2-4个碳原子的烷酰基; 并且R 4表示含有1-4个碳原子的烷基或卤素取代的烷基。
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公开(公告)号:US4148921A
公开(公告)日:1979-04-10
申请号:US815119
申请日:1977-07-13
申请人: Tetsuo Suami
发明人: Tetsuo Suami
IPC分类号: A61K31/175 , A61K20060101 , A61K31/17 , A61P35/00 , C07C67/00 , C07C239/00 , C07C275/68 , C07C127/15 , C07C133/06
CPC分类号: A61K31/17
摘要: Novel inosadiamine derivatives of the formula ##STR1## exhibit high effectiveness against various mammalian tumor systems.
摘要翻译: 式(IMAGE)其中R代表“IMAGE”的新颖的莫多沙星衍生物对各种哺乳动物肿瘤系统表现出高效力。
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公开(公告)号:US4129719A
公开(公告)日:1978-12-12
申请号:US799011
申请日:1977-05-20
申请人: Tetsuo Suami
发明人: Tetsuo Suami
IPC分类号: C07H15/244 , A61K31/70 , A61K31/7028 , A61K31/7034 , A61K31/704 , A61P31/04 , C07H15/224 , C07H3/10
CPC分类号: C07H15/224 , Y02P20/55
摘要: 5,6-Epineamine represented by the formula (I) ##STR1## and a process for preparing 5,6-epineamine of the formula (I) above which comprises hydrolyzing the epoxy group of a compound of the formula (II) ##STR2## wherein R.sup.1 represents a protective group for an amino group and R.sup.2 represents a protective group for a hydroxyl group, and removing the protective groups for the amino and hydroxyl groups.
摘要翻译: 由式(I)表示的5,6-苯胺胺(I)和上述式(I)的5,6-苯胺胺的制备方法,其包括水解式(II)化合物的环氧基, (II)其中R1表示氨基的保护基,R2表示羟基的保护基,除去氨基和羟基的保护基。
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