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    • 4. 发明申请
    • METHOD OF MODIFYING COMPONENTS PRESENT IN CASHEW NUT SHELL LIQUID
    • CASHEW NUT SHELL LIQUID中的组分修饰方法
    • WO00031015A1
    • 2000-06-02
    • PCT/GB1999/003913
    • 1999-11-25
    • C07C45/40C07C51/373C07C65/30C08G8/04C08G8/24C08L61/06C09J161/06C07C47/27C07C47/02C09J191/00
    • C09J161/06C07C45/40C07C51/373C07C65/30C08G8/04C08G8/24C08L61/06
    • The invention provides a process for modifying CNSL comprising subjecting the CNSL to ozonolysis to form ozonolysis reaction products followed by reduction of the ozonolysis reaction products to give a mixture of phenolic components and aldehydes. In a preferred embodiment, the invention provides a process for modifying CNSL which comprises the steps of first reacting CNSL with ozone to form a mixture containing ozonolysis reaction products, and secondly treating the mixture under reducing conditions to form a further mixture containing phenolic components with an eight carbon chain having a terminal CHO group and alkyl components of varying lengths with either one or two terminal CHO groups. The resulting CNSL aldehydes can be used to form adhesives for use in the manufacture of composites such as wood particle board.
    • 本发明提供了一种改性CNSL的方法,包括使CNSL进行臭氧分解以形成臭氧分解反应产物,随后还原臭氧分解反应产物,得到酚类组分和醛的混合物。 在优选的实施方案中,本发明提供了一种修饰CNSL的方法,其包括首先使CNSL与臭氧反应形成含有臭氧分解反应产物的混合物的步骤,其次在还原条件下处理该混合物以形成含有酚类组分的另外的混合物, 具有末端CHO基团的八个碳链和具有一个或两个末端CHO基团的不同长度的烷基组分。 所得到的CNSL醛可用于形成用于制造复合材料如木材刨花板的粘合剂。
    • 10. 发明申请
    • PROCESS FOR PRODUCING CINNAMYLALDEHYDE DERIVATIVES, USE THEREOF AND THE LIKE
    • 生产甲基戊二酸衍生物的方法及其用途
    • WO01087813A1
    • 2001-11-22
    • PCT/JP2001/003545
    • 2001-04-24
    • A23L27/30C07C45/62C07C45/73C07C45/74C07C47/277C07K5/072C07K5/075C07C47/27C07K1/02
    • C07C45/62C07C45/73C07C45/74C07C47/277C07K5/06113C07C47/27
    • An industrial process for conveniently and efficiently producing highly pure cinnamylaldehyde derivatives such as (2E)-(3-hydroxy-4-methoxy)cinnamylaldehyde which comprises reacting a benzaldehyde derivative (for example, isovanillin) with acetaldehyde in the presence of an alkali, preferably dropping acetaldehyde in portions in an aqueous solution at a low temperature. The cinnamylaldehyde derivatives thus obtained are selectively reduced into 3-(3-hydroxy-4-substituted(methoxy, etc.)phenyl)propionaldehydes. These compounds are further subjected to reductive alkylation with aspartame. Thus N-[N-[3-(3-hydroxy-4-substituted(methoxy, etc.)phenyl)propyl]-L- alpha -aspartyl]-L-phenylalanine 1-methyl esters, which are useful as sweeteners with high sweetness, can be efficiently produced. These processes are also provided.
    • 方便和有效地生产高纯度肉桂醛衍生物如(2E) - (3-羟基-4-甲氧基)肉桂醛的工业方法,其包括在碱存在下使苯甲醛衍生物(例如异喹啉腈)与乙醛反应 在低温下在水溶液中部分滴加乙醛。 由此得到的肉桂醛衍生物选择性还原为3-(3-羟基-4-取代的(甲氧基等)苯基)丙醛。 这些化合物进一步用阿斯巴甜进行还原烷基化。 因此,可用作高甜度甜味剂的N- [N- [3-(3-羟基-4-取代的(甲氧基等)苯基)丙基] -L-α-天冬氨酰基] -L-苯丙氨酸1-甲基酯 甜蜜,可以有效地生产。 还提供了这些过程。