Antioxidants and methods of their use
    4.
    发明申请
    Antioxidants and methods of their use 审中-公开
    抗氧化剂及其使用方法

    公开(公告)号:US20070275944A1

    公开(公告)日:2007-11-29

    申请号:US11732754

    申请日:2007-04-04

    Applicant: Martyn Sharpe

    Inventor: Martyn Sharpe

    Abstract: The invention relates to compounds and compositions to treat some neurodegenerative diseases. In some embodiments, the invention relates to an antioxidant comprising a selenium atom and nitroxide group. In further embodiments, the antioxidant comprises peroxidase and superoxide dismutase activity. In some embodiments, the antioxidants are effective in treating neurodegenerative diseases including, but not limited to, Alzheimer's disease, Parkinson's disease, or multiple sclerosis. In additional embodiments, the invention relates to using compounds disclosed herein as free radical electromagnetic imaging agents.

    Abstract translation: 本发明涉及治疗一些神经变性疾病的化合物和组合物。 在一些实施方案中,本发明涉及包含硒原子和氮氧化物基团的抗氧化剂。 在另外的实施方案中,抗氧化剂包含过氧化物酶和超氧化物歧化酶活性。 在一些实施方案中,抗氧化剂有效治疗神经变性疾病,包括但不限于阿尔茨海默氏病,帕金森病或多发性硬化症。 在另外的实施方案中,本发明涉及将本文公开的化合物用作自由基电磁成像剂。

    Process for preparing an alkyl sulfonate derivative
    10.
    发明授权
    Process for preparing an alkyl sulfonate derivative 失效
    制备烷基磺酸酯衍生物的方法

    公开(公告)号:US5326876A

    公开(公告)日:1994-07-05

    申请号:US31135

    申请日:1993-03-12

    Applicant: Ken Kawata

    Inventor: Ken Kawata

    Abstract: A process for preparing an alkyl sulfonate derivative comprises causing a nitrogen-containing heterocyclic compound represented by the following formula (1): ##STR1## wherein X represents --O--, --S--, --NR.sup.1 --, --Se--, --Te-- or --CR.sup.2 R.sup.3 --, in which each of R.sup.1, R.sup.2 and R.sup.3 independently represents a hydrogen atom or a lower alkyl group, Y represents a hydrogen atom, a mercapto group, an arylthio group, an aralkyl group, a sulfo group, a halogen atom, an alkyl group, an alkylthio group, an alkylsulfonyloxy group or an arylsulfonyloxy group and each of R.sup.4, R.sup.5, R.sup.6, R.sup.7 and R.sup.8 represents a hydrogen atom, an alkyl group, an aryl group, an alkoxy group which may be substituted with a sulfo group, an aryloxy group, an alkylthio group, a haloalkyl group, a halogen atom, a cyano group, a carboxy group or a sulfo group, otherwise R.sup.4 and R.sup.5, R.sup.6 and R.sup.6, R.sup.6 and R.sup.7 and R.sup.7 and R.sup.8 are, in at least one of these combinations, bonded each other to form an aromatic ring or a cycloalkene ring; to react in the presence of Lewis acid with an aliphatic sultone to give an alkyl sulfonate derivative corresponding to the above formula (1).

    Abstract translation: 一种制备烷基磺酸酯衍生物的方法,包括使下式(1)表示的含氮杂环化合物:其中X表示-O - , - S-,-NR1-,-Se-, -Te-或-CR2R3-,其中R1,R2和R3各自独立地表示氢原子或低级烷基,Y表示氢原子,巯基,芳硫基,芳烷基,磺基, 卤素原子,烷基,烷硫基,烷基磺酰氧基或芳基磺酰氧基,R4,R5,R6,R7和R8各自表示氢原子,烷基,芳基,可以是 取代为磺基,芳氧基,烷硫基,卤代烷基,卤素原子,氰基,羧基或磺基,否则R4和R5,R6和R6,R6和R7以及R7和R8 在这些组合中的至少一种中,彼此键合形成芳香环或环烯烃环; 在路易斯酸存在下与脂肪族磺内酯反应,得到对应于上述式(1)的烷基磺酸酯衍生物。

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