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    • 74. 发明授权
    • Process for preparing lactones and intermediates therefor
    • 制备内酯及其中间体的方法
    • US5693828A
    • 1997-12-02
    • US647248
    • 1996-05-09
    • Robert P. Belko
    • Robert P. Belko
    • C07D313/00
    • C07D313/00
    • Described is a process for preparing cyclopentadecanolide defined according to the structure: ##STR1## using as a starting material the dicarboxylic acid having the structure: ##STR2## according to the reaction sequence: ##STR3## Also described is a process for using the resultant cyclopentadecanolide for augmenting, enhancing or imparting aromas in or to perfume compositions, colognes and perfumed articles including but not limited to solid or liquid anionic, cationic, nonionic or zwitterionic detergents, perfumed polymers, fabric softener compositions, fabric softener articles, cosmetic powders and hair preparations.
    • 描述了根据以下结构定义的环十五内酯的方法:根据反应顺序使用具有以下结构的二羧酸作为起始原料: 另外 描述的是使用所得环戊十五内酯来增加,增强或赋予香料组合物,古龙水和香料制品中的香味的方法,包括但不限于固体或液体阴离子,阳离子,非离子或两性离子洗涤剂,加香聚合物,织物柔软剂组合物, 织物柔软剂制品,化妆粉和头发制剂。
    • 78. 发明授权
    • Unsaturated aldehydes, organoleptic uses thereof and process for
preparing same
    • 不饱和醛,感官用途及其制备方法
    • US4374053A
    • 1983-02-15
    • US303011
    • 1981-09-17
    • Philip T. KlemarczykRobert P. BelkoRichard M. Boden
    • Philip T. KlemarczykRobert P. BelkoRichard M. Boden
    • C07C33/02C07C45/38C07C47/21C11B9/00A61K7/46
    • C11B9/0015C07C33/02C07C45/38C07C47/21C07C67/00Y02P20/582
    • Described is a mixture containing a major proportion of unsaturated aldehydes defined according to the structure: ##STR1## wherein in the mixture in each of the molecules thereof one of the dashed lines represents a carbon-carbon double bond and each of the other of the dashed lines represent carbon-carbon single bonds, prepared by first reacting a diisoamylene compound defined according to the structure: ##STR2## wherein one of the dashed lines represents a carbon-carbon double bond and each of the other of the dashed lines represent carbon-carbon single bonds or defined according to one of the structures: ##STR3## with formaldehyde or a formaldehyde source such as trioxane or paraformaldehyde in the presence of an alkanoic acid anhydride and an acid catalyst; then hydrolyzing the resulting ester or mixture of esters to form an alcohol or mixture of alcohols and finally oxidizing the resulting alcohol or mixture of alcohols to form a mixture of aldehydes; the organoleptic uses of such oxidation products in the field of perfumery, colognes and perfumed articles (e.g., solid or liquid anionic, cationic, nonionic, zwitterionic detergents, fabric softener compositions or dryer-added fabric softener articles).
    • 描述了根据以下结构限定的主要比例的不饱和醛的混合物:其中在每个分子的混合物中,虚线之一表示碳 - 碳双键,并且每个虚线 线代表碳 - 碳单键,其通过首先使根据以下结构定义的二异戊烯化合物反应制备:其中虚线中的一条代表碳 - 碳双键,另一条虚线表示碳 - 碳 或者在链烷酸酐和酸催化剂存在下,根据以下结构之一定义:与甲醛或甲醛源如三恶烷或多聚甲醛反应; 然后水解所得的酯或酯的混合物以形成醇或醇的混合物,并最终氧化得到的醇或醇的混合物以形成醛的混合物; 在香料,古龙水和香水制品(例如固体或液体阴离子,阳离子,非离子,两性离子洗涤剂,织物柔软剂组合物或干燥剂添加的织物柔软剂制品)领域中的这种氧化产物的感官用途。