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公开(公告)号:US4900476A
公开(公告)日:1990-02-13
申请号:US303701
申请日:1989-01-30
申请人: Ka-kong Chan , Gabriel G. Saucy
发明人: Ka-kong Chan , Gabriel G. Saucy
IPC分类号: C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28 , C07D311/72
CPC分类号: C07D311/72 , C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28
摘要: An asymmetric synthesis for Vitamin E in an optically active pure form for 4-(2,5-diloweralkanoyloxy)-3,4,6-trimethylphenyl-butan-2-one and intermediates therein.
摘要翻译: 用于4-(2,5-二卤代烷酰氧基)-3,4,6-三甲基苯基 - 丁-2-酮的光学活性纯形式的维生素E的不对称合成及其中间体。
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公开(公告)号:US4500462A
公开(公告)日:1985-02-19
申请号:US383445
申请日:1982-06-01
申请人: Ka-Kong Chan , George W. Holland , Perry Rosen
发明人: Ka-Kong Chan , George W. Holland , Perry Rosen
IPC分类号: C07C17/16 , C07C29/10 , C07C29/17 , C07C29/32 , C07C29/40 , C07C33/02 , C07C33/025 , C07C33/048 , C07C45/30 , C07C57/22 , C07C57/52 , C07D263/12 , C07F7/08 , C09F5/00 , C09F5/06 , C11C3/02 , C11C1/00
CPC分类号: C07C17/16 , C07C29/10 , C07C29/17 , C07C29/32 , C07C29/40 , C07C33/02 , C07C33/025 , C07C33/048 , C07C45/305 , C07C57/22 , C07C57/52 , C07D263/12 , C07F7/0818
摘要: Eicosa-5,8-diynoic acids and 2-fluoro-eicostrien-5-ynoic acid and esters thereof which inhibit the synthesis of SRS-A are useful for treating and preventing asthma and allergic responses caused by SRS-A as well as useful in inhibiting inflammation.
摘要翻译: 抑制SRS-A合成的Eicosa-5,8-二炔酸和2-氟 - Eicostrien-5-炔酸及其酯可用于治疗和预防由SRS-A引起的哮喘和过敏反应,并且可用于 抑制炎症。
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公开(公告)号:US4375563A
公开(公告)日:1983-03-01
申请号:US363706
申请日:1982-03-30
申请人: Ka-Kong Chan , Beverly A. Pawson
发明人: Ka-Kong Chan , Beverly A. Pawson
IPC分类号: C07C45/26 , C07C45/29 , C07C45/31 , C07C45/41 , C07C45/45 , C07C47/277 , C07C49/255 , C07C59/64 , C07D309/12 , C07C49/248 , C07C43/23 , C07C47/263
CPC分类号: C07D309/12 , C07C45/26 , C07C45/29 , C07C45/298 , C07C45/31 , C07C45/41 , C07C45/45 , C07C47/277 , C07C49/255 , C07C59/64
摘要: Compounds represented by the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are lower alkyl, R.sub.4 is lower alkoxy, R.sub.6 and R.sub.8 are methyl or trifluoro methyl, R.sub.9 is formyl, hydroxymethyl, alkoxymethyl, alkanoyloxymethyl, carboxyl, alkoxycarbonyl, lower alkenoxycarbonyl, lower alkynoxycarbonyl, carbamoyl, mono(lower alkyl)-carbamoyl, di(lower alkyl)carbamoyl or N-heterocyclylcarbonyl, R.sub.5, R.sub.7, R.sub.10, R.sub.11, R.sub.12 and R.sub.13 are hydrogen or fluorine with the proviso that at least one of R.sub.5, R.sub.7, R.sub.10, R.sub.11, R.sub.12 or R.sub.13 is fluorine or at least one of R.sub.6 or R.sub.8 is trifluoro methyl, or pharmaceutically acceptable salts thereof useful as antitumor agents are disclosed.
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公开(公告)号:US4137246A
公开(公告)日:1979-01-30
申请号:US809738
申请日:1977-06-24
申请人: Ka-Kong Chan , Beverly A. Pawson
发明人: Ka-Kong Chan , Beverly A. Pawson
IPC分类号: C07C45/26 , C07C45/29 , C07C45/31 , C07C45/41 , C07C47/277 , C07C49/255 , C07C59/64 , C07D309/12 , C09F7/00 , C11C3/00
CPC分类号: C07D309/12 , C07C45/26 , C07C45/292 , C07C45/298 , C07C45/31 , C07C45/41 , C07C45/45 , C07C45/68 , C07C59/64 , C07F9/4006 , C07F9/4015 , C07F9/5442
摘要: Compounds represented by the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are lower alkyl, R.sub.4 is lower alkoxy, R.sub.6 and R.sub.8 are methyl or trifluoro methyl, R.sub.9 is formyl, hydroxymethyl, alkoxymethyl, alkanoyloxymethyl, carboxyl, alkoxycarbonyl, lower alkenoxycarbonyl, lower alkynoxycarbonyl, carbamoyl, mono(lower alkyl)-carbamoyl, di(lower alkyl)carbamoyl or N-heterocyclylcarbonyl, R.sub.5, R.sub.7, R.sub.10, R.sub.11 R.sub.12 and R.sub.13 are hydrogen or fluorine with the proviso that at least one of R.sub.5, R.sub.7, R.sub.10, R.sub.11, R.sub.12 or R.sub.13 is fluorine or at least one of R.sub.6 or R.sub.8 is trifluoro methyl,Or pharmaceutically acceptable salts thereof useful as antitumor agents are disclosed.
摘要翻译: 由下式表示的化合物其中R1,R2和R3为低级烷基,R4为低级烷氧基,R6和R8为甲基或三氟甲基,R9为甲酰基,羟甲基,烷氧基甲基,烷酰氧基甲基,羧基,烷氧基羰基,低级链烯氧基羰基,低级 炔基羰基,氨基甲酰基,单(低级烷基) - 氨基甲酰基,二(低级烷基)氨基甲酰基或N-杂环基羰基,R5,R7,R10,R11,R12和R13为氢或氟,条件是R5,R7, ,R11,R12或R13为氟,R6或R8中的至少一个为三氟甲基,或作为抗肿瘤药物有用的药物可接受的盐。
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公开(公告)号:US4913851A
公开(公告)日:1990-04-03
申请号:US352229
申请日:1989-05-15
申请人: Ka-kong Chan , Gabriel G. Saucy
发明人: Ka-kong Chan , Gabriel G. Saucy
IPC分类号: C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28 , C07D311/72
CPC分类号: C07D311/72 , C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28
摘要: An asymmetric synthesis for Vitamin E in an optically active pure form for 4-(2,5-diloweralkanoyloxy)-3,4,6-trimethylphenyl-butan-2-one and intermediates therein.
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公开(公告)号:US4898962A
公开(公告)日:1990-02-06
申请号:US303705
申请日:1989-01-30
申请人: Ka-kong Chan , Gabriel G. Saucy
发明人: Ka-kong Chan , Gabriel G. Saucy
IPC分类号: C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28 , C07D311/72
CPC分类号: C07D311/72 , C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28
摘要: An asymmetric synthesis for Vitamin E in an optically active pure form for 4-(2,5-diloweralkanoyloxy)-3,4,6-trimethylphenyl-butan-2-one and intermediates therein.
摘要翻译: 用于4-(2,5-二卤代烷酰氧基)-3,4,6-三甲基苯基 - 丁-2-酮的光学活性纯形式的维生素E的不对称合成及其中间体。
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公开(公告)号:US4855085A
公开(公告)日:1989-08-08
申请号:US303502
申请日:1989-01-30
申请人: Ka-Kong Chan , Gabriel G. Saucy
发明人: Ka-Kong Chan , Gabriel G. Saucy
IPC分类号: C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28 , C07D311/72
CPC分类号: C07D311/72 , C07C46/00 , C07C46/06 , C07C46/10 , C07C50/28
摘要: An asymmetric synthesis for Vitamin E in an optically active pure form for 4-(2,5-diloweralkanoyloxy)-3,4,6-trimethylphenyl-butan-2-one and intermediates therein.
摘要翻译: 用于4-(2,5-二卤代烷酰氧基)-3,4,6-三甲基苯基 - 丁-2-酮的光学活性纯形式的维生素E的不对称合成及其中间体。
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公开(公告)号:US4335248A
公开(公告)日:1982-06-15
申请号:US278224
申请日:1981-06-29
申请人: Ka-Kong Chan , Beverly A. Pawson
发明人: Ka-Kong Chan , Beverly A. Pawson
IPC分类号: C07C41/16 , C07C41/26 , C07C41/48 , C07C43/23 , C07C43/315 , C07C45/29 , C07C45/41 , C07C45/45 , C07C59/58 , C07D307/12 , C07D307/16 , C07D333/16 , C07D333/22 , C07D333/24 , A61K31/34 , A61K31/38
CPC分类号: C07D333/24 , C07C41/18 , C07C41/26 , C07C41/48 , C07C45/29 , C07C45/41 , C07C45/45 , C07C59/58 , C07D307/12 , C07D307/16 , C07D333/16 , C07D333/22 , Y10S514/859
摘要: 9-Substituted, 4- or 6-fluorine substituted retinoic acid derivatives useful as antitumor agents and in the treatment of acne as well as a method for their manufacture are disclosed. Substituents at the 9-position include substituted phenyl, thienyl and furyl groups.
摘要翻译: 公开了用作抗肿瘤剂和治疗痤疮的9-取代的4-或6-氟取代的视黄酸衍生物及其制备方法。 9位的取代基包括取代的苯基,噻吩基和呋喃基。
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公开(公告)号:US4151360A
公开(公告)日:1979-04-24
申请号:US796928
申请日:1977-05-16
申请人: Ka-Kong Chan , Gabriel Saucy
发明人: Ka-Kong Chan , Gabriel Saucy
IPC分类号: C07C29/09 , C07C29/147 , C07C29/17 , C07C29/42 , C07C45/51 , C07C47/21 , C07C51/06 , C07C51/09 , C07C51/16 , C07C51/36 , C07C53/126 , C07C57/03 , C07D311/58 , C07D311/72 , C07F7/18 , C07C69/34 , C07C69/83
CPC分类号: C07F7/1852 , C07C205/57 , C07C29/095 , C07C29/147 , C07C29/17 , C07C29/42 , C07C45/29 , C07C45/513 , C07C51/06 , C07C51/09 , C07C51/16 , C07C51/36 , C07C53/126 , C07C57/03 , C07C67/00 , C07C67/08 , C07C67/303 , C07C67/52 , C07C69/145 , C07C69/24 , C07C69/533 , C07C69/80 , C07D311/58 , C07D311/72 , C07F7/1804 , C07B2200/09
摘要: Asymmetric synthesis of optically active 3,7,11-trimethyl-dodecan-1-ol, an intermediate for producing optically active vitamin E, from isovaleraldehyde or prenal including intermediates in this synthesis.
摘要翻译: 不对称合成光学活性3,7,11-三甲基十二烷-1-醇,一种由异戊醛或前体制备光学活性维生素E的中间体,包括该合成中的中间体。
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公开(公告)号:US4100175A
公开(公告)日:1978-07-11
申请号:US777808
申请日:1977-03-15
申请人: Ka-Kong Chan , Gabriel Saucy
发明人: Ka-Kong Chan , Gabriel Saucy
IPC分类号: C07D311/72
CPC分类号: C07D311/72
摘要: A total asymmetric synthesis for producing optically active vitamin E, from 2,5,7,8-tetramethylchroman-2-acetaldehyde including intermediates in this synthesis.
摘要翻译: 用于从2,5,7,8-四甲基苯并二氢吡喃-2-乙醛生产光学活性维生素E的全不对称合成,包括该合成中的中间体。
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