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公开(公告)号:US4677209A
公开(公告)日:1987-06-30
申请号:US844603
申请日:1986-03-27
申请人: Ulrich Kussmaul , Manfred Langer , Kuno Reh , Johannes Becherer , Herbert Wille , Rolf Muller
发明人: Ulrich Kussmaul , Manfred Langer , Kuno Reh , Johannes Becherer , Herbert Wille , Rolf Muller
IPC分类号: C07D263/58
CPC分类号: C07D263/58
摘要: 2-Mercaptobenzoxazoles of the formula ##STR1## wherein R is hydrogen or halogen and M is hydrogen or a metal atom, are prepared by reacting an ortho-aminophenol or metal salts thereof, with an alkali metal trithiocarbonate in aqueous solution.
摘要翻译: 其中R为氢或卤素,M为氢或金属原子的式为“IMAGE”的2-巯基苯并恶唑通过其邻氨基苯酚或其金属盐与碱金属三硫代碳酸酯在水溶液中反应来制备。
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公开(公告)号:US4564682A
公开(公告)日:1986-01-14
申请号:US583713
申请日:1984-02-27
IPC分类号: C07D235/26 , C07D263/58 , C07D277/68
CPC分类号: C07D263/58 , C07D235/26 , C07D277/68
摘要: A compound of the formula ##STR1## is reacted with a phenol of the formula ##STR2## in the presence of an acid to produce a heterocyclic phenyl ether of the formula ##STR3## wherein each R is independently selected from halogen, trifluoromethyl, nitro, cyano, alkyl having 1 to 4 carbon atoms, alkoxy having 1 to 4 carbon atoms or alkylthio having 1 to 4 carbon atoms;A is oxygen, sulfur or N-alkyl having 1 to 4 carbon atoms; andn is a number from 0 to 3.
摘要翻译: 在酸存在下,将式“IMAGE”或“IMAGE”的化合物与式IMA的化合物反应,得到式IMA的杂环苯基醚,其中每个R独立地选自卤素, 三氟甲基,硝基,氰基,具有1至4个碳原子的烷基,具有1至4个碳原子的烷氧基或具有1至4个碳原子的烷硫基; A是氧,硫或具有1至4个碳原子的N-烷基; n为0〜3的数。
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公开(公告)号:US4714766A
公开(公告)日:1987-12-22
申请号:US885148
申请日:1986-07-14
IPC分类号: C07D263/58 , C07D263/54
CPC分类号: C07D263/58
摘要: The process for the preparation of 2-chlorobenzoxazoles of the formula ##STR1## wherein R.sup.1 and R.sup.2, independently of one another, are hydrogen or halogen comprising reacting a benzoxazolinone of the formula ##STR2## with a molar excess of phosphorus pentachloride.
摘要翻译: 制备式“IMAGE”的2-氯苯并恶唑的方法,其中R1和R2彼此独立地是氢或卤素,包括使式“IMAGE”的苯并恶唑啉酮与摩尔过量的五氯化磷反应。
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公开(公告)号:US4517370A
公开(公告)日:1985-05-14
申请号:US467742
申请日:1983-02-18
IPC分类号: C07D263/58 , C07D263/54
CPC分类号: C07D263/58
摘要: In the process for preparing 2-chlorobenzoxazoles of the formula ##STR1## wherein each of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 is independently of one another, H, chloro or alkyl having 1 to 4 carbon atoms, which comprises reacting chlorine with 2-mercaptobenzoxazoles of the formula ##STR2## wherein the improvement comprises providing a melt of previously prepared 2-chloro-benzoxazole, adding the 2-mercaptobenzoxazole reactant to the 2-chlorobenzoxazole melt and simultaneously or subsequently passing chlorine into the melt, with the proviso that substituents R.sup.1 to R.sup.4 are identical in both the 2-chlorobenzoxazole melt and the 2-mercaptobenzoxazole reactant.
摘要翻译: 在制备式(IMAGE)的2-氯苯并恶唑的方法中,其中R 1,R 2,R 3和R 4各自独立地为H,氯或具有1至4个碳原子的烷基,其包括使氯与2-巯基苯并恶唑 其中改进包括提供预先制备的2-氯 - 苯并恶唑的熔体,将2-巯基苯并恶唑反应物加入到2-氯苯并恶唑熔体中,同时或随后将氯进入熔体,条件是取代基R 1 到R4在2-氯苯并恶唑熔体和2-巯基苯并恶唑反应物中都是相同的。
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公开(公告)号:US6028192A
公开(公告)日:2000-02-22
申请号:US13756
申请日:1998-01-27
申请人: Johannes Becherer , Klaus Delpy , Karl-Heinz Keil , Bernhard Mees
发明人: Johannes Becherer , Klaus Delpy , Karl-Heinz Keil , Bernhard Mees
IPC分类号: C07C231/02 , C07C231/08 , C07C231/14 , C07C233/91 , C07C233/92 , C07D223/10 , C07D205/08 , C07C233/00 , C07D211/22 , C07D295/00
CPC分类号: C07C231/02 , C07D223/10
摘要: The present invention relates to a process for the preparation of compounds of the formula 1 ##STR1## by reacting a secondary acid amide of the formula 2 ##STR2## with an acid chloride of the formula 3 ##STR3## in the presence of N,N-diisopropyl-N-ethylamine. R.sup.1, R.sup.2 and R.sup.3 are alkyl or alkenyl radicals, if required also aryl radicals. The compounds of the formula 1 are suitable for use as insecticides or bleach activators.
摘要翻译: 本发明涉及通过在N,N-二异丙基-N-乙胺存在下使式2的次级酰胺与式3的酰氯反应制备式1化合物的方法。 如果需要,R 1,R 2和R 3是烷基或烯基,还有芳基。 式1的化合物适合用作杀虫剂或漂白活化剂。
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公开(公告)号:US06255274B1
公开(公告)日:2001-07-03
申请号:US09505292
申请日:2000-02-16
IPC分类号: C11D337
CPC分类号: C11D3/0036 , C11D3/37 , C11D3/3746
摘要: The use of comb polymers obtained by condensation of a) a polycarboxylic acid or a polyalcohol b) one or more optionally sulfo-substituted polyalcohols having 2 to 4 OH groups or polyglycols of the formula HO—(XO)a—H, in which X is C2H4 and/or C3H7 and a is a number from 2 to 35, preferably from 2 to 5, c) one or more optionally sulfonated C2-C10-dicarboxylic acids and d) one or more compounds of the formulae NH2R, NHR2, ROH, R1COOH, HO(XO)b—H and HO(CH2CH2)dSO3K, in which R is C1-C22-alkyl or C6-C10-aryl, R1 is C1-C22-alkyl, C1-C22-sulfoalkyl, C6-C10-aryl or C6-C10-sulfoaryl, X is C2H4 and/or C3H7, b is a number from 3 to 40, preferably 3 to 20, d is a number from 1 to 10, preferably 1 to 4, and K is a cation, as soil release polymers.
摘要翻译: 使用通过a)多元羧酸或多元醇缩合获得的梳状聚合物)一种或多种任选具有2-4个OH基团或式HO-(XO)aH的聚二醇的任选的磺基取代的多元醇,其中X是C 2 H 4和/ 或C 3 H 7,a是2至35,优选2至5的数,c)一个或多个任选磺化的C 2 -C 10 - 二羧酸和d)一种或多种式NH 2 R,NHR 2,ROH,R 1 COOH, XO)bH和HO(CH 2 CH 2)d SO 3 K,其中R是C 1 -C 22 - 烷基或C 6 -C 10 - 芳基,R 1是C 1 -C 22 - 烷基,C 1 -C 22 - 磺基烷基,C 6 -C 10 - 芳基或C 6 -C 10 - 磺基芳基,X为C 2 H 4和/或C 3 H 7,b为3至40,优选3至20的数,d为1至10,优选1至4的数,K为阳离子,作为污垢释放聚合物。
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公开(公告)号:US6153723A
公开(公告)日:2000-11-28
申请号:US330103
申请日:1999-06-10
IPC分类号: C07G99/00 , C08G63/668 , C11D3/00 , C11D3/37 , C08G63/66
CPC分类号: C11D3/0031 , C08G63/672 , C11D3/0036 , C11D3/3715
摘要: The invention relates to oligoesters obtained by polycondensation ofa) from 40 to 52 mol %, preferably from 45 to 50 mol %, of one or more dicarboxylic acids or esters thereof,b) from 10 to 40 mol %, preferably from 20 to 35 mol %, of ethylene glycol and/or propylene glycol,c) from 3 to 20 mol %, preferably from 10 to 15 mol %, of polyethylene glycol,d) from 0.5 to 10 mol %, preferably from 1 to 7.5 mol %, of a water-soluble addition product of from 5 to 80 mol of an alkylene oxide with 1 mol of C.sub.1 -C.sub.24 -alcohols, C.sub.6 -C.sub.18 -alkylphenols or C.sub.8 -C.sub.24 -alkylamines ande) from 0.4 to 10 mol %, preferably from 0.5 to 8 mol %, of one or more polyols having from 3 to 6 hydroxyl groups.These oligoesters are used as soil release polymers in detergents.
摘要翻译: 本发明涉及通过a)从40至52mol%,优选45至50mol%的一种或多种二羧酸或其酯的缩聚获得的低聚酯,b)10至40mol%,优选20至35 mol%的乙二醇和/或丙二醇,c)3至20mol%,优选10至15mol%的聚乙二醇,d)0.5至10mol%,优选1至7.5mol% 的5至80摩尔环氧烷与1摩尔C 1 -C 24醇,C 6 -C 18烷基酚或C 8 -C 24烷基胺的水溶性加成产物,e)为0.4至10摩尔%,优选为 0.5至8mol%的一种或多种具有3至6个羟基的多元醇。 这些低聚酯用作洗涤剂中的去污聚合物。
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公开(公告)号:US5393894A
公开(公告)日:1995-02-28
申请号:US275594
申请日:1994-07-15
申请人: Johannes Becherer , Peter Koch
发明人: Johannes Becherer , Peter Koch
IPC分类号: B01J23/02 , B01J31/02 , C07B61/00 , C07D209/86
CPC分类号: C07D209/86
摘要: The present invention relates to a process for the preparation of N-ethylcarbazole by reaction of carbazole or N-ethoxycarbonylcarbazole with diethyl carbonate.
摘要翻译: 本发明涉及通过咔唑或N-乙氧基羰基咔唑与碳酸二乙酯的反应制备N-乙基咔唑的方法。
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