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    • 3. 发明授权
    • Acyclic enol ethers, isomers thereof, organoleptic uses thereof and processes for preparing same
    • 非环烯醇醚,其异构体,感官用途及其制备方法
    • US07175871B2
    • 2007-02-13
    • US10195663
    • 2002-07-15
    • Braja Dulal MookherjeeAnubhav P. S. NarulaSubha M. PatelEdward Mark ArrudaPatrick M. Merritt
    • Braja Dulal MookherjeeAnubhav P. S. NarulaSubha M. PatelEdward Mark ArrudaPatrick M. Merritt
    • A23L1/22
    • C11B9/0015A23L2/56A23L27/202
    • Described are synthetically produced substantially pure enol ether compositions which are cis and/or trans isomers of enol ethers having the structures: wherein R1 is C4–C10 straight chain alkyl or C9 8-alkenyl; and wherein R2 is C1–C4 alkyl, C3–C4 2-alkenyl, C4 3-alkenyl or C10 non-allenic alkadienyl and uses thereof in imparting, augmenting or enhancing the aroma and/or taste of a consumable material such as a perfume composition, a cologne, a perfumed article such as a soap, cosmetic, hair preparation or detergent, a foodstuff, a chewing gum or an alcoholic or non-alcoholic beverage such as a carbonated beverage or fruit liquer. Also described is a process for synthesis of such enol ethers by means of (i) first forming an acetal having the structure: R1—CH2—CH(OR2)2 (ii) then carrying out a thermal decomposition reaction at pH
    • 描述的是合成生产的基本上纯的烯醇醚组合物,其是具有以下结构的烯醇醚的顺式和/或反式异构体:其中R 1是C 4 -C 10 直链烷基或C 9 -C 18链烯基; 并且其中R 2是C 1 -C 4烷基,C 3 -C 4烷基, 亚链烯基,C 4-3链烯基或C 10非壬烯基二价基及其用于赋予,增强或增强消耗品的香气和/或味道的用途 材料如香料组合物,古龙水,香料制品如肥皂,化妆品,毛发制剂或洗涤剂,食品,口香糖或酒精或非酒精饮料如碳酸饮料或水果汁。 还描述了通过(i)首先形成具有以下结构的缩醛来合成这种烯醇醚的方法:<?in-line-formula description =“In-line Formulas”end =“lead”?> R 1 -CH 2 -CH 2(OR 2 2)2 <?in-line-formula description =“In-line (ii)然后在pH <7下进行热分解反应,然后(iii)分馏蒸馏所得反应产物以提供烯醇醚。
    • 5. 发明授权
    • 2-Acyl-5-substituted thiatetrahydrofuran-4-ones
    • 2-酰基-5-取代的四氢呋喃-4-酮
    • US4092333A
    • 1978-05-30
    • US819888
    • 1977-07-28
    • Braja Dulal MookherjeeWilliam J. EversAlfred E. Goossens
    • Braja Dulal MookherjeeWilliam J. EversAlfred E. Goossens
    • A24B15/40C07D307/32C07D307/64C11B9/00
    • C07D307/32A24B15/406C07D307/64C11B9/0076
    • Described are 2-acyl-5-substituted thiatetrahydrofuran-4-ones having the generic structure: ##STR1## wherein R.sub.1, R.sub.2, R.sub.1 ' and R.sub.2 ' are the same or different and each represents hydrogen or methyl and wherein R.sub.3 represents one of C.sub.1 -C.sub.9 alkyl, benzyl, phenyl, substituted or unsubstituted allyl having the structure: ##STR2## substituted or unsubstituted 3-furyl having the structure: (wherein R.sub.4 and R.sub.8 are the same or different and each represents hydrogen or methyl) hydroxy alkyl, oxoalkyl, hydroxycycloalkyl or oxocycloalkyl having the structure: ##STR3## (wherein R.sub.5 and R.sub.6, taken separately, represent hydrogen or C.sub.1 -C.sub.3 alkyl or R.sub.5 and R.sub.6, taken together, complete a cycloalkyl group and wherein Q is one of the moieties: ##STR4## The 2-acyl-5-substituted thiatetrahydrofuran-4-ones of our invention have organoleptic properties which make them useful for augmenting or enhancing the aroma or flavor of foodstuffs, tobaccos and the aroma of perfumes and perfumed articles.
    • 描述了具有以下通用结构的2-酰基-5-取代的硫代四氢呋喃-4-酮:其中R 1,R 2,R 1'和R 2'相同或不同,各自表示氢或甲基,并且其中R 3表示C1 -C9烷基,苄基,苯基,具有以下结构的取代或未取代的烯丙基:具有以下结构的取代或未取代的3-呋喃基:其中R 4和R 8相同或不同,各自表示氢或甲基)羟基 烷基,氧代烷基,羟基环烷基或氧代环烷基,其结构为:其中R 5和R 6分别代表氢或C 1 -C 3烷基或R 5和R 6一起形成环烷基,其中Q是部分之一 :本发明的2-酰基-5-取代的硫代四氢呋喃-4-酮具有感官特性,使其可用于增强或增强食品,烟草的香气或风味以及香料和香料制品的香气。