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ethylaluminium dichloride

中文名称
——
中文别名
——
英文名称
ethylaluminium dichloride
英文别名
ethyldichloroaluminum;EtAlCl2;monoethyl aluminum dichloride;Ethyl aluminium dichloride;ethyl aluminum dichloride;ethylaluminum dichloride;ethylaluminum(2+);chloride
ethylaluminium dichloride化学式
CAS
——
化学式
C2H5Al*2Cl
mdl
——
分子量
126.949
InChiKey
CHPPZRXWLIXIFY-UHFFFAOYSA-M
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

计算性质

  • 辛醇/水分配系数(LogP):
    1.28
  • 重原子数:
    4
  • 可旋转键数:
    0
  • 环数:
    0.0
  • sp3杂化的碳原子比例:
    1.0
  • 拓扑面积:
    0
  • 氢给体数:
    0
  • 氢受体数:
    0

反应信息

  • 作为反应物:
    描述:
    ethylaluminium dichloride硝基丙烷苯甲醛三乙胺 作用下, 以 正己烷二氯甲烷 为溶剂, 以29%的产率得到2-硝基-1-苯基丁烷-1-醇
    参考文献:
    名称:
    Method of preparing stereospecific nitroaldols
    摘要:
    揭示了一种通过使用基于钛、锆和铝的Lewis酸来控制硝基醛醇反应的对映选择性的方法。在首选实施例中,在存在异丙氧基三氯化钛(TiCl.sub.3 (OPr.sup.i))的情况下,在THF/CH.sub.2 Cl.sub.2中将硝酸锂盐阴离子与醛反应,在降低温度下生成富含erythro对映体的硝基醇。通常可以获得芳香醛的erythro-threo比为11.2:1-3.4:1,脂肪族醛的比例为3.8:1-1:1。
    公开号:
    US04933505A1
  • 作为试剂:
    描述:
    乙烯ethylaluminium dichloride 、 {2-(3,5-dimethylpyrazol-1yl)ethylamino}NiBr2*2THF 作用下, 以 甲苯 为溶剂, 30.0 ℃ 、2.74 MPa 条件下, 反应 0.75h, 生成 丁烯1-己烯
    参考文献:
    名称:
    吡唑基亚胺铁和钴以及吡唑基胺镍配合物:作为乙烯低聚催化剂的镍配合物的合成和评价
    摘要:
    摘要从{2,4-二叔丁基-6-[(2-(3,5- RR-吡唑-1-基-乙基亚氨基)甲基]-苯酚},R = H(L1),Me(L2),Ph(L3),[(3,5-二叔丁基-2-乙氧基亚苄基)-[2-(3,5-二甲基-吡唑-1-基)-乙基]胺(L4)和(4-(4-叔丁基-亚苄基)-[2-(3,5-二甲基-吡唑-1-基)乙基]-亚胺)(L5)将配体L1-L5与MX 2(M = Fe,Co,Ni; X = Cl,Br)反应形成三种类型的配合物。 N ^ N结合的配合物与Fe(II)和Co(II)盐(1-6)形成,涉及Ni(II)盐的反应导致席夫碱配体的水解,该席夫碱配体被水解以形成新的四核古巴样簇[ Ni 4(3,5-Me 2 pza)4 Cl 8](7)(pza =(3,5-二甲基吡唑-1基)乙胺)和单核[Ni(3,5-R 2 pza)Br 2](R = H(8); R = Me(9)配合物。通过单晶X射线衍射测定的五个配合物(1、5
    DOI:
    10.1016/j.poly.2013.01.018
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文献信息

  • Process for preparing benzopyrano (2,3-d) triazoles
    申请人:Beecham Group PLC
    公开号:US04692526A1
    公开(公告)日:1987-09-08
    A process for preparing a compound of formula (I) ##STR1## wherein X phenyl optionally substituted by one halogen, C.sub.1-4 alkyl or C.sub.1-4 alkoxy; or pyridyl; R.sup.1 is hydrogen or C.sub.1-6 alkyl; and n is an integer of from 1 to 6; which process comprises, cyclizing a compound of formula (II): ##STR2## wherein X, R.sup.1 and n are as defined in relation to formula (I); Y is an hydroxy or an acid activating group and R.sup.x is hydrogen or an N- protecting group and thereafter if desired carrying out one or more of the following steps: (i) removing any protecting group R.sup.x, (ii) preparing a salt of the compound of formula (I).
    制备式(I)的化合物的过程##STR1##其中X是苯基,可以选择地被一个卤素、C.sub.1-4烷基或C.sub.1-4烷氧基取代;或吡啶基;R.sup.1是氢或C.sub.1-6烷基;n是1到6之间的整数;该过程包括,环化式(II)的化合物:##STR2##其中X、R.sup.1和n如与式(I)相关定义;Y是一个羟基或酸活化基团,R.sup.x是氢或N-保护基团,然后如有必要进行以下一项或多项步骤:(i)去除任何保护基团R.sup.x,(ii)制备式(I)的化合物的盐。
  • Bridged ketones and process for preparing same
    申请人:International Flavors & Fragrances Inc.
    公开号:US04250338A1
    公开(公告)日:1981-02-10
    Described are compounds covered by the generic structure; ##STR1## where one, two or all of R.sub.1, R.sub.2 and R.sub.3 are the same or different and each represents hydrogen or lower alkyl of from 1 up to 3 carbon atoms; a process for preparing same using compounds having the generic structure; ##STR2## where one of the dashed lines is a carbon-carbon double bond and the other of the dashed lines represents carbon-carbon single bonds and organoleptic uses thereof in perfumes, colognes, perfumed articles such as anionic, cationic and non-ionic detergents, cosmetic powders and dryer-added fabric softener articles, as well as in smoking tobaccos and smoking tobacco articles, e.g., the body of smoking tobacco, the wrapper or the filter therefor. Thus, the tricyclic ketone compounds of our invention, having the generic structure: ##STR3## impart, augment or enhance low-keyed oily, woody, amber, leathery, warm spice, earthy camphoraceous, patchouli-like, balsamic-like, green, cardamom-like, vetiver-like, sweet woody or minty nuances in or to perfumed compositions or perfumed articles or colognes. The tricyclic ketones of our invention further augment, enhance or impart sweet, floral, woody, spicy, leathery and amber aroma nuances to smoking tobacco prior to smoking and sweet aromas with natural tobacco taste and aroma nuances on smoking in the main stream and in the side stream.
    描述的是由通用结构涵盖的化合物;##STR1## 其中R.sub.1、R.sub.2和R.sub.3中的一个、两个或全部相同或不同,每个代表1至3个碳原子的氢或较低的烷基;使用具有通用结构的化合物制备同样的过程;##STR2## 其中虚线之一是碳-碳双键,另一条虚线代表碳-碳单键,以及其在香水、古龙水、香水制品(如阴离子、阳离子和非离子洗涤剂、化妆粉和添加到干衣机的织物柔顺剂制品中的有机感官用途,以及在吸烟烟草和吸烟烟草制品(例如吸烟烟草的主体、包装纸或其过滤器)中的应用。因此,我们的发明的三环酮化合物具有通用结构:##STR3## 在香水组合物、香水制品或古龙水中赋予、增强或增加低调的油腻、木质、琥珀、皮革、温暖的香料、土腥樟脑、廉价香树脂、绿色、豆蔻样、岩兰草样、甜木质或薄荷样的微妙气味。我们发明的三环酮进一步增强、增加或赋予甜美、花香、木质、辛辣、皮革和琥珀香气的气味特征于吸烟烟草在吸烟前以及在主流和副流中的天然烟草口味和香气。
  • Preparation of 5-aroyl-pyrrole compounds
    申请人:Ethyl Corporation
    公开号:US04187230A1
    公开(公告)日:1980-02-05
    A process for acylating pyrrole compounds comprising reacting an aroyl halide with the pyrrole compound in the presence of an alkyl aluminum halide. Such acylated pyrrole derivatives are useful as intermediates for the preparation of anti-inflammatory agents and as synthetic intermediates.
    一种酰化吡咯化合物的过程,包括在烷基铝卤化物存在下,将芳酰卤与吡咯化合物反应。这些酰化吡咯衍生物可用作制备抗炎药物和合成中间体的中间体。
  • Methyl substituted norborane carboxaldehydes
    申请人:International Flavors & Fragrances Inc.
    公开号:US04284824A1
    公开(公告)日:1981-08-18
    Described are methyl-substituted norbornane carboxaldehyde having the generic structure: ##STR1## wherein the dashed line is a carbon-carbon single bond, or a carbon-carbon double bond, and R.sub.1 R.sub.2 and R.sub.3 each represent methyl or hydrogen with the proviso that (i) R.sub.1 is hydrogen when R.sub.3 is methyl and (ii) R.sub.1 is methyl when R.sub.3 is hydrogen. Also described are processes and compositions for augmenting or enhancing the flavor and/or aroma of consumable materials including foodstuffs, chewing gums, medicinal products, toothpastes, chewing tobaccos, perfumes, colognes and perfumed articles such as solid or liquid anionic, cationic, nonionic or zwitterionic detergents or fabric softeners or fabric softener articles using as the essential ingredient at least one of the methyl substituted norbornane carboxaldehydes of our invention.
    本发明涉及具有通用结构的甲基取代的去环戊烷羧醛:##STR1## 其中虚线是碳-碳单键或碳-碳双键,R.sub.1,R.sub.2和R.sub.3分别代表甲基或氢,但要求(i)当R.sub.3为甲基时,R.sub.1为氢,(ii)当R.sub.3为氢时,R.sub.1为甲基。本发明还涉及用作本发明的甲基取代去环戊烷羧醛的至少一个必要成分,用于增强或提高可食用材料的味道和/或香气,包括食品、口香糖、药品、牙膏、咀嚼烟草、香水、古龙水和带香味的物品,例如固体或液体阴离子、阳离子、非离子或双性离子洗涤剂或织物柔软剂或织物柔软剂物品的过程和组合物。
  • Method of preparing stereospecific nitroaldols
    申请人:Northwestern University
    公开号:US04933505A1
    公开(公告)日:1990-06-12
    A method of controlling the diastereoselectivity of the nitroaldol reaction by the use of titanium, zirconium and aluminum based Lewis acids is disclosed. In a preferred embodiment, the reaction of lithium nitronate anion with aldehydes in THF/CH.sub.2 Cl.sub.2 at reduced temperature in the presence of isopropoxy titanium trichloride (TiCl.sub.3 (OPr.sup.i)) yields nitro alcohols enriched in the erythro diastereomer. Erythro-threo ratios of 11.2:1-3.4:1 for aromatic aldehydes and 3.8:1-1:1 for aliphatic aldehydes are typically obtained.
    揭示了一种通过使用基于钛、锆和铝的Lewis酸来控制硝基醛醇反应的对映选择性的方法。在首选实施例中,在存在异丙氧基三氯化钛(TiCl.sub.3 (OPr.sup.i))的情况下,在THF/CH.sub.2 Cl.sub.2中将硝酸锂盐阴离子与醛反应,在降低温度下生成富含erythro对映体的硝基醇。通常可以获得芳香醛的erythro-threo比为11.2:1-3.4:1,脂肪族醛的比例为3.8:1-1:1。
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