Method for producing, via organometallic compounds, organic intermediate products
    1.
    发明授权
    Method for producing, via organometallic compounds, organic intermediate products 有权
    通过有机金属化合物生产有机中间产物的方法

    公开(公告)号:US07208614B2

    公开(公告)日:2007-04-24

    申请号:US10491966

    申请日:2002-10-02

    申请人: Andreas Meudt

    发明人: Andreas Meudt

    IPC分类号: C07F5/02

    摘要: A method for preparing aryllithium compounds of the formulae (IV) and (VI) includes reacting halogen compounds (I) with lithium metal to obtain a lithium compound of formula (II) and reacting the lithium compound of formula (II) with aromatic compounds of the formulae (III) and/or (V) to form lithium aromatics (IV) and (VI).

    摘要翻译: 制备式(IV)和(VI)的芳基锂化合物的方法包括使卤素化合物(I)与锂金属反应以获得式(II)的锂化合物,并使式(II)的锂化合物与芳族化合物 式(III)和/或(V)形成锂芳香族化合物(IV)和(VI)。

    Method for producing nitriles by elimination of water from aldehyde oximes with alkylphosphonic anhydrides
    3.
    发明授权
    Method for producing nitriles by elimination of water from aldehyde oximes with alkylphosphonic anhydrides 有权
    通过用烷基膦酸酐从醛肟中除去水来生产腈的方法

    公开(公告)号:US07405318B2

    公开(公告)日:2008-07-29

    申请号:US11579938

    申请日:2005-06-04

    IPC分类号: C07C255/00 C07C253/00

    摘要: The invention relates to a method for producing the nitrites of formula: R1—CN by reacting aldehyde oximes (R1CN═N—OH) with cyclic alkylphosphonic anhydrides at a temperature ranging from −100 to +120° C., wherein R1 represents H, a linear or branched C1-C12 alkyl group, a C3-C10 cycloalkyl, alkenyl or an aryl or heteroaryl group. The cyclic phosphonic anhydride preferably used is a 2,4,6-substituted 1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide of formula (I), wherein R′ independently represents allyl, aryl or open-chain or branched C1 to C12 alkyl groups. Optionally, the reaction can be carried out in the presence of a tertiary amine base NR23

    摘要翻译: 本发明涉及一种通过使醛肟(R 1 -CN-N-OH)与环状烷基膦酸酐反应生成下式的亚硝酸酯的方法:R 1 -C 温度范围为-100至+ 120℃,其中R 1表示H,直链或支链C 1 -C 12烷基 C 3 -C 10环烷基,烯基或芳基或杂芳基。 优选使用的环状膦酸酐是式(I)的2,4,6-取代的1,3,5,2,4,6-三氧杂三磷杂环己烷-2,4,6-三氧化物,其中R'独立地表示烯丙基,芳基 或开链或支链C 1至C 12烷基。 任选地,反应可以在叔胺碱NR 2 SO 3存在下进行,

    Method for the production of aldehydes and ketones by oxidizing primary and secondary alcohols with alkylphosphonic acid anhydrides
    4.
    发明授权
    Method for the production of aldehydes and ketones by oxidizing primary and secondary alcohols with alkylphosphonic acid anhydrides 有权
    通过用烷基膦酸酐氧化伯醇和仲醇生产醛和酮的方法

    公开(公告)号:US07262328B1

    公开(公告)日:2007-08-28

    申请号:US10592439

    申请日:2005-04-18

    IPC分类号: C07C45/38 C07C45/39

    摘要: The invention relates to a method for the production of a.) aldehydes of formula (II): R1—CHO and b.) aldehydes of formula (III): R1—C(O)—R2 by reacting a.) primary alcohols (R1CH2—OH) or b.) secondary alcohols (R1—CH(OH)—R2) with cyclic phosphonic acid anhydrides in the presence of dialkyl-, diaryl- and/or alkyl-aryl sulphonic oxides at a temperature in the region of between −100 to +120° C., whereby R1 and/or R2 represent H, a substituted linear or branched C1-C12-alkyl radical, a substituted C3-C10 cycloalkyl-, alkenyl-, aryl- or heteroaryl radical. A cyclic phosphonic acid anhydride is used, preferably, as a 2,4,6-substituted 1,3,5,2,4,6-trioxatriphosphinane of formula (I), wherein R′ independently represents allyl, aryl or open-chained or branched C1-C12-alkyl-radicals. Optionally, the reaction can be carried out in the presence of a tertiary amine base NR53

    摘要翻译: 本发明涉及一种制备式(II)的醛的方法:R 1 -CHO和b)式(III)的醛:R 1〜 通过使a。)伯醇(R 1 CH 2 CH 2 -OH)或b。)二级(C 1 -C 4) 在二烷基 - ,二芳基 - 和/或烷基 - 芳基磺酸氧化物的存在下,与环状膦酸酐反应,得到醇(R 1 -CH 2(OH)-R 2) 在-100至+ 120℃之间的区域中的温度,其中R 1和/或R 2表示H,取代的直链或支链C 1〜 取代的C 3 -C 10 - 环烷基 - ,链烯基 - ,芳基 - 或杂芳基(C 1 -C 6) 激进。 优选使用环状膦酸酐作为式(I)的2,4,6-取代的1,3,5,2,4,6-三氧杂三磷杂环己烷,其中R'独立地表示烯丙基,芳基或开链 或支链C 1 -C 12 - 烷基 - 基团。 任选地,反应可以在叔胺碱NR 5 SO 3存在下进行,

    Process for preparing nitriles by elimination reactions
    5.
    发明授权
    Process for preparing nitriles by elimination reactions 有权
    通过消除反应制备腈的方法

    公开(公告)号:US07939688B2

    公开(公告)日:2011-05-10

    申请号:US11996105

    申请日:2006-07-05

    IPC分类号: C07C253/20

    摘要: Process for preparing nitriles by reacting N-alkylcarboxamides (RCO—NHR1) or ammonium salts of carboxylic acids (RCOO—NH3R1+) or carboxylic acids in the presence of alkylamines or ammonium salts (RCOOH+NH2R1, RCOOH+NH3R1+), respectively, R being an arbitrarily substituted linear or branched C1-C12-alkyl radical, a C3-C12 cycloalkyl radical or an alkenyl, alkynyl or aryl or heteroaryl radical and R1 being an arbitrary substituted, linear or branched C2-C1 alkyl radical, a C3-C12 cycloalkyl radical or an alkenyl or alkynyl radical, with phosphonic anhydrides in the presence of an optional base in an organic solvent at a temperature in the range from −30 to 180° C. In advantageous embodiments, the phosphonic anhydride is a 2,4,6-substituted 1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide of the formula (I)

    摘要翻译: 在烷基胺或铵盐(RCOOH + NH 2 R 1,RCOOH + NH 3 R 1 +)存在下,通过N-烷基羧酰胺(RCO-NHR1)或羧酸铵盐(RCOO-NH 3 R 1 +)或羧酸反应来制备腈的方法,R为 任意取代的直链或支链C 1 -C 12烷基,C 3 -C 12环烷基或烯基,炔基或芳基或杂芳基,R 1为任意取代的直链或支链C 2 -C 1烷基,C 3 -C 12环烷基 基团或烯基或炔基与膦酸酐在有机溶剂中在任选的碱存在下在-30至180℃的温度下反应。在有利的实施方案中,膦酸酐是2,4,6 式(I)的1,3,5,2,4,6-三氧杂三磷杂环己烷2,4,6-三氧化物

    Method for the production of cyclic phosphonic acid anhydrides
    6.
    发明授权
    Method for the production of cyclic phosphonic acid anhydrides 有权
    制备环状膦酸酐的方法

    公开(公告)号:US07473794B2

    公开(公告)日:2009-01-06

    申请号:US10565470

    申请日:2004-07-08

    IPC分类号: C07F9/02

    摘要: Disclosed is a method for producing cyclic phosphonic acid anhydrides of formula (III) by a) reacting phosphonic acid derivatives of formula (I) with acetic anhydride at a temperature ranging between 30 and 150° C. while separating a mixture of ethanoic acid and acetic anhydride by means of distillation, b) then reactively distilling the oligomeric phosphonic acid anhydrides of formula (II) obtained in step a) and transforming the same into the corresponding cyclic trimeric phosphonic acid anhydrides of formula (III), wherein n represents a number between 0 and 300 while R represents allyl, aryl, or open-chain, cyclic, or branched C1 to C8 alkyl radicals, aryloxy, allyloxy, or alkoxy comprising open-chain, cyclic, or branched C1 to C8 alkyl radicals. Preferably the cyclic trimeric phosphonic acid anhydrides formed in step b) are immediately dissolved in an organic solvent that exhibits an inert behavior relative thereto.

    摘要翻译: 公开了通过以下方式制备式(III)的环状膦酸酐的方法:a)使式(I)的膦酸衍生物与乙酸酐在30至150℃之间的温度下反应,同时分离出乙酸和乙酸的混合物 酸酐,b)然后反应性地蒸馏步骤a)中获得的式(II)的低聚膦酸酐,并将其转化为相应的式(III)的环状三聚膦酸酐,其中n表示 0和300,而R表示烯丙基,芳基或开链,环状或支链C1至C8烷基,芳氧基,烯丙氧基或包含开链,环状或支链C1至C8烷基的烷氧基。 优选在步骤b)中形成的环状三聚膦酸酐立即溶解在相对于其表现出惰性行为的有机溶剂中。

    Method for producing amines from hydroxamic acids
    7.
    发明授权
    Method for producing amines from hydroxamic acids 有权
    从异羟肟酸生产胺的方法

    公开(公告)号:US07468460B2

    公开(公告)日:2008-12-23

    申请号:US11995000

    申请日:2006-07-05

    IPC分类号: C07C261/00 C07C209/00

    摘要: A method for producing unprotected or carbamate-protected amines of formulae (II) and (III) or R1—NH2 (II) or R1—NHCO2R2 (III) by reacting hydroxamic acids of formula (I) (R1 CONHOH) with a) alkylpliosphonic acid anhydrite's, b) alcohol R2OH and c) optionally with a base, at a temperature ranging from 100 to +120°C., wherein the hydroxainic acid (I) is produced prior to or during reacting (in situ) and R1 is an optionally substituted linear or branched C1-C12 alkyl radical, substituted C3-C10 cycloalkyl, alkenyl, aryl or heteroaryl radical and R2 is an open-chain, cyclic or branched allyl, aryl or C1 to C12-alkyl radicals, or aryloxy, allyloxy or alkoxy radical possibly substituted with open-chain, cyclic or branched C1 to C12-alkyl radicals.

    摘要翻译: 通过使式(I)(R1 CONHOH)的异羟肟酸与a)烷基膦酸反应制备式(II)和(III)或R 1 -NH 2(II)或R 1 -NHCO 2 R 2(III)的未保护或氨基甲酸酯保护的胺的方法 酸酐酸盐,b)醇R2OH和c)任选地与碱反应,在100至+ 120℃的温度范围内,其中异羟肟酸(I)在反应之前或期间(原位)产生,并且R 1是 任选取代的直链或支链C 1 -C 12烷基,取代的C 3 -C 10环烷基,烯基,芳基或杂芳基,R 2是开链,环状或支链烯丙基,芳基或C 1至C 12 - 烷基,或芳氧基,烯丙氧基或 可以被开链,环状或支链C 1 -C 12烷基取代的烷氧基。

    Method for the production of cyclic phosphonic acid anhydrides
    8.
    发明授权
    Method for the production of cyclic phosphonic acid anhydrides 有权
    制备环状膦酸酐的方法

    公开(公告)号:US07829736B2

    公开(公告)日:2010-11-09

    申请号:US12061124

    申请日:2008-04-02

    IPC分类号: C07F9/02

    摘要: Method of performing condensation reactions, acylations or of preparing heterocycles comprising forming cyclic phosphonic anhydride of the formula (III) by a) reacting phosphonic acid derivatives of formula (I) with acetic anhydride at a temperature ranging between 30 and 150° C. while separating a mixture of ethanoic acid and acetic anhydride by means of distillation, b) then reactively distilling the oligomeric phosphonic acid anhydrides of formula (II) obtained in step a) and transforming the same into the corresponding cyclic trimeric phosphonic acid anhydrides of formula (III), wherein n represents a number between 0 and 300 while R represents allyl, aryl, or open-chain, cyclic, or branched C1 to C8 alkyl radicals, aryloxy, allyloxy, or alkoxy comprising open-chain, cyclic, or branched C1 to C8 alkyl radicals. Preferably the cyclic trimeric phosphonic acid anhydrides formed in step b) are immediately dissolved in an organic solvent that exhibits an inert behavior relative thereto.

    摘要翻译: 使式(I)的膦酸衍生物与乙酸酐在30至150℃之间的温度范围内反应,同时分离出式(III)的环状膦酸酐,进行缩合反应,酰化或制备杂环的方法, 乙酸酐的混合物,b)然后反应性地蒸馏步骤a)中获得的式(II)的低聚膦酸酐,并将其转化为相应的式(III)的环状三聚膦酸酐, ,其中n表示0至300之间的数字,而R表示烯丙基,芳基或开链,环状或支链C1至C8烷基,芳氧基,烯丙氧基或包含开链,环状或支链C1至C8的烷氧基 烷基。 优选在步骤b)中形成的环状三聚膦酸酐立即溶解在相对于其表现出惰性行为的有机溶剂中。