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    • 1. 发明授权
    • Method of producing a cis-oxazoline
    • 顺式恶唑啉的制备方法
    • US5760242A
    • 1998-06-02
    • US762193
    • 1996-12-09
    • Yoshio IgarashiFumihiro AsanoMakoto ShimoyamadaMasayuki HaradaShigeru NakanoRyoji IwaiKeisuke YagamiYuzi Konno
    • Yoshio IgarashiFumihiro AsanoMakoto ShimoyamadaMasayuki HaradaShigeru NakanoRyoji IwaiKeisuke YagamiYuzi Konno
    • C07C213/00C07C215/44C07C233/14C07D263/52C07D303/04
    • C07D263/52C07C213/00C07C215/44C07C233/14C07D303/04C07C2102/08
    • 1,2-di-substituted indan expressed by general formula (I) wherein X is a substituent which can be drawn out under an acidic condition to form a carbocation at 1-position of an indan skeleton, Y is a halogen atom, and X and Y can be in either cis- or trans-configuration forming either a racemic body or an optically active substance; or 1,2-di-substituted indan expressed by general formula (I') wherein X is a substituent which can be drawn out under an acidic condition to form a carbocation at 1-position of an indan skeleton, and X and OH group can be in either cis- or trans-configuration forming either a racemic body or an optically-active substance; or cis-1,2-epoxyindan expressed by general formula (VI) wherein R is phenyl or a lower alkyl group, oxazoline ring is in cis-configuration forming either a racemic body or an optically active substance is reacted, under an acidic condition, with a nitrile expressed by general formula (II) wherein R is phenyl or a lower alkyl group to produce cis-1-aminoindan-2-ol expressed by general formula (V) wherein NH.sub.2 and OH groups are in cis-configuration forming either a racemic body or an optically-active substance. ##STR1##
    • 由通式(I)表示的1,2-二取代茚满烷,其中X是可在酸性条件下拉伸以在茚满骨架的1-位形成碳阳离子的取代基,Y为卤素原子,X为卤素原子 并且Y可以是形成外消旋体或光学活性物质的顺式或反式构型; 或由通式(I')表示的1,2-二取代的茚满,其中X是可以在酸性条件下拉伸以在茚满骨架的1-位上形成碳阳离子的取代基,X和OH基团可以 形成外消旋体或光学活性物质的顺式或反式构型; 或其中R为苯基或低级烷基的通式(Ⅵ)表示的顺式-1,2-环氧茚满,恶唑啉环为形成外消旋体或光学活性物质的顺式构型,在酸性条件下反应, 与由通式(II)表示的腈,其中R是苯基或低级烷基,以制备由通式(Ⅴ)表示的顺式-1-氨基茚满-2-醇,其中NH 2和OH基为顺式构型, 外消旋体或光学活性物质。 (I)(I)(VI)(II)(V)
    • 2. 发明授权
    • Method of producing cis-1-aminoindan-2-ol
    • 顺式-1-氨基茚满-2-醇的制备方法
    • US5648534A
    • 1997-07-15
    • US346746
    • 1994-11-30
    • Yoshio IgarashiFumihiro AsanoMakoto ShimoyamadaMasayuki HaradaShigeru NakanoRyoji IwaiKeisuke YagamiYuzi Konno
    • Yoshio IgarashiFumihiro AsanoMakoto ShimoyamadaMasayuki HaradaShigeru NakanoRyoji IwaiKeisuke YagamiYuzi Konno
    • C07C213/00C07C215/44C07C233/14C07D263/52C07D303/04
    • C07D263/52C07C213/00C07C215/44C07C233/14C07D303/04C07C2102/08
    • 1,2-di-substituted indan expressed by general formula (I) wherein X is a substituent which can be drawn out under an acidic condition to form a carbocation at 1-position of an indan skeleton, Y is a halogen atom, and X and Y can be in either cis- or trans-configuration forming either a racemic body or an optically active substance; or 1,2-di-substituted indan expressed by general formula (I') wherein X is a substituent which can be drawn out under an acidic condition to form a carbocation at 1-position of an indan skeleton, and X and OH group can be in either cis- or trans-configuration forming either a racemic body or an optically-active substance; or cis-1,2-epoxyindan expressed by general formula (VI) wherein R is phenyl or a lower alkyl group, oxazoline ring is in cis-configuration forming either a racemic body or an optically active substance is reacted, under an acidic condition, with a nitrile expressed by general formula (II) wherein R is phenyl or a lower alkyl group to produce cis-1-aminoindan-2-ol expressed by general formula (V) wherein NH.sub.2 and OH groups are in cis-configuration forming either a racemic body or an optically-active substance. ##STR1##
    • 由通式(I)表示的1,2-二取代茚满烷,其中X是可在酸性条件下拉伸以在茚满骨架的1-位形成碳阳离子的取代基,Y为卤素原子,X为卤素原子 并且Y可以是形成外消旋体或光学活性物质的顺式或反式构型; 或由通式(I')表示的1,2-二取代的茚满,其中X是可以在酸性条件下拉伸以在茚满骨架的1-位上形成碳阳离子的取代基,X和OH基团可以 形成外消旋体或光学活性物质的顺式或反式构型; 或其中R为苯基或低级烷基的通式(Ⅵ)表示的顺式-1,2-环氧茚满,恶唑啉环为形成外消旋体或光学活性物质的顺式构型,在酸性条件下反应, 与由通式(II)表示的腈,其中R是苯基或低级烷基,以制备由通式(Ⅴ)表示的顺式-1-氨基茚满-2-醇,其中NH 2和OH基为顺式构型, 外消旋体或光学活性物质。 (I)(I)(VI)(II)(V)