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    • 6. 发明授权
    • Garlic processing
    • 大蒜加工
    • US08658833B2
    • 2014-02-25
    • US12514171
    • 2007-11-09
    • Eric BlockMurree Groom
    • Eric BlockMurree Groom
    • C07C319/24C07C321/20
    • C07C321/18C07C319/24
    • A method of producing polysulfides comprising the step of adding elemental sulphur to an allicin-containing plant extract. In preferred embodiments, the plant extract is mechanically treated members of the genus Allium, especially garlic. In further preferred aspects of the invention, the plant extract and sulphur mixture is heated, and the pH is controlled to allow manipulation of the polysulfide chain length. The addition of organic bases, containing nitrogen lone pairs, allows further control of polysulfide chain length.
    • 一种生产多硫化物的方法,包括向含大蒜素的植物提取物中加入元素硫的步骤。 在优选的实施方案中,植物提取物是Allium属的机械处理的成员,特别是大蒜。 在本发明的进一步优选方面,加热植物提取物和硫混合物,并且控制pH以允许操纵多硫链长度。 加入含有氮离子对的有机碱可以进一步控制多硫链长度。
    • 7. 发明授权
    • Allylic polysulfanes
    • 烯丙基聚硫烷
    • US08101802B2
    • 2012-01-24
    • US12514370
    • 2007-11-12
    • Murree GroomEric Block
    • Murree GroomEric Block
    • C07C321/00C07C323/00
    • C07C321/18C07C319/24
    • Diallylic polysulfides (polysulfanes) are provided with sulfur chain lengths of 9 to 22. Also provided are bis(2-methyl-2-propenyl) polysulfides with sulfur chain lengths of 3 to 22. Also provided are 2-substituted bis(2-propenyl) polysulfides with sulfur chain lengths of 3 to 20. Also provided are the 2-cycloalken-1-yl polysulfides, 2-cyclohexen-1-yl polysulfides and 2-cyclopenten-1-yl polysulfides, with sulfur chain lengths of 3 to 20. Also provided are processes for extending the sulfur chain length of diallylic polysulfides and 2-substituted analogues thereof and allyl methyl polysulfides by bringing such compounds into contact with elemental sulfur and heating, or by mixing with molten sulfur.
    • 二硫代多硫化物(聚硫烷)的硫链长度为9-22。还提供硫链长度为3至22的双(2-甲基-2-丙烯基)多硫化物。还提供了2-取代的双(2-丙烯基 )多硫化物,硫链长度为3至20.还提供了2-环烯烃-1-基多硫化物,2-环己烯-1-基多硫化物和2-环戊烯-1-基多硫化物,硫链长度为3至20 还提供了通过使这些化合物与元素硫接触并加热或通过与熔融硫混合来延长二烯基多硫化物及其2-取代的类似物和烯丙基甲基多硫化物的硫链长度的方法。
    • 8. 发明申请
    • ALLYLIC POLYSULFANES
    • 各种聚合物
    • US20100274037A1
    • 2010-10-28
    • US12514370
    • 2007-11-12
    • Murree GroomEric Block
    • Murree GroomEric Block
    • C07C321/18C07C321/20C07C323/54C07F7/08C07C323/05C07C323/14C07C321/22
    • C07C321/18C07C319/24
    • Diallylic polysulfides (polysulfanes) are provided with sulfur chain lengths of 9 to 22. Also provided are bis(2-methyl-2-propenyl) polysulfides with sulfur chain lengths of 3 to 22. Also provided are 2-substituted bis(2-propenyl) polysulfides with sulfur chain lengths of 3 to 20. Also provided are the 2-cycloalken-1-yl polysulfides, 2-cyclohexen-1-yl polysulfides and 2-cyclopenten-1-yl polysulfides, with sulfur chain lengths of 3 to 20. Also provided are processes for extending the sulfur chain length of diallylic polysulfides and 2-substituted analogues thereof and allyl methyl polysulfides by bringing such compounds into contact with elemental sulfur and heating, or by mixing with molten sulfur.
    • 二硫代多硫化物(聚硫烷)的硫链长度为9-22。还提供硫链长度为3至22的双(2-甲基-2-丙烯基)多硫化物。还提供了2-取代的双(2-丙烯基 )多硫化物,硫链长度为3至20.还提供了2-环烯烃-1-基多硫化物,2-环己烯-1-基多硫化物和2-环戊烯-1-基多硫化物,硫链长度为3至20 还提供了通过使这些化合物与元素硫接触并加热或通过与熔融硫混合来延长二烯基多硫化物及其2-取代的类似物和烯丙基甲基多硫化物的硫链长度的方法。
    • 10. 发明授权
    • Method for the preparation of sulfones and compounds containing carbon
chains having conjugated unsaturation and the compounds resulting from
such method
    • US4604480A
    • 1986-08-05
    • US523276
    • 1983-08-15
    • Eric BlockMohammad Aslam
    • Eric BlockMohammad Aslam
    • C07C2/86C07F7/04C07C2/76
    • C07C2/868
    • A method for the preparation of a first sulfone compound of the formula: ##STR1## wherein R.sub.a is ##STR2## where R.sub.b is Br and R.sub.c is H except that R.sub.b and R.sub.c together may be an electron pair when R.sub.6 is a radical of the formula: ##STR3## wherein X.sub.1 is independently chlorine, bromine or iodine and R.sub.1 and R.sub.2 are independently at each occurrence hydrogen or, substituted or unsubstituted, phenyl or alkyl where the substituents are halogen or alkoxy or additional --SO.sub.2 Br groups; provided that, each carbon atom of R.sub.1 or R.sub.2 which contains --SO.sub.2 Br also contains an X.sub.1 group and wherein R.sub.3 through R.sub.9 are independently --OZ,--C.sub.6 M.sub.5,--Z,--SiZ.sub.3 or --X.sub.2, where Z is hydrogen or substituted or unsubstituted phenyl, alkyl, alkenyl or alkynyl; X.sub.2 is chlorine, bromine, iodine or fluorine; M is independently at each occurrence Z or X.sub.2 ; R.sub.3 and R.sub.4 may together be an electron pair; two or more of R.sub.3, R.sub.4, R.sub.5 and R.sub.6 may be combined together and with one or more of C.sub.2, C.sub.3 or C.sub.4 to form a ring structure and R.sub.1 and R.sub.2 may be joined together with C.sub.1 to form a ring structure; said method comprising reacting a 1-haloalkyl 1-sulfonyl halide with a second compound of the formula: ##STR4## at a temperature below 25.degree. C. for less than 12 hours where R.sub.3, R.sub.4 and R.sub.5 are as previously described, R.sub.10 is R.sub.6 as previously described or R.sub.11, a radical of the formula: ##STR5##This invention was made with Government support under CHE 811530801 awarded by the National Science Foundation. The Government has certain rights in this invention.