在艾伦·弗朗西斯·托马斯(Alan Francis Thomas)首次发现五十年之后,我们描述了一种多用途,无金属且无压力的多米诺-克莱森-科普重排方法,它使用易于获得的α,β-不饱和醛5或其缩醛5'和烯丙基醇6进行重排。通过这种转换,可以方便地访问大量的辐射柑橘和花香的玫瑰味气味剂。气味新颖花香红润和柑橘醇的型材13,14,和16进行了研究。化合物14ba具有花香,玫瑰色,天竺葵般的特征,并具有独特的性能和扩散性。复合16ba具有清晰的主要柑橘香气特征,具有干净的绿色葡萄柚/大黄成分。两种香精最近已成功引入Rosyfolia ™(14ba)和Pomelol ™(16ba)香水中。
在艾伦·弗朗西斯·托马斯(Alan Francis Thomas)首次发现五十年之后,我们描述了一种多用途,无金属且无压力的多米诺-克莱森-科普重排方法,它使用易于获得的α,β-不饱和醛5或其缩醛5'和烯丙基醇6进行重排。通过这种转换,可以方便地访问大量的辐射柑橘和花香的玫瑰味气味剂。气味新颖花香红润和柑橘醇的型材13,14,和16进行了研究。化合物14ba具有花香,玫瑰色,天竺葵般的特征,并具有独特的性能和扩散性。复合16ba具有清晰的主要柑橘香气特征,具有干净的绿色葡萄柚/大黄成分。两种香精最近已成功引入Rosyfolia ™(14ba)和Pomelol ™(16ba)香水中。
[EN] IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS<br/>[FR] AMÉLIORATIONS APPORTÉES À DES COMPOSÉS ORGANIQUES OU RELATIVES À CEUX-CI
申请人:GIVAUDAN SA
公开号:WO2020201052A1
公开(公告)日:2020-10-08
A compound according to formula I in the form of any one of its stereoisomers or a mixture thereof (l) wherein is indicating a carbon-carbon single or double bond, with the provision that the compound has one carbon-carbon double bond or two isolated or conjugated carbon-carbon double bonds, and R1 to R5 are independently from each other selected from H or Me, with the proviso that the compound is not 3-(4-(2-hydroxy-2-methylpropyl)cyclohex-1-en-1-yl)propanal, and its use as fragrance.
The use as fragrance ingredient of 4—methylene—2—(2—methylprop—1—enyl)—tetrahydropyran.
4-亚甲基-2-(2-甲基丙烯基)-四氢吡喃作为香料成分的用途。
[EN] ARYL BETA DIKETONES AND THEIR USE A ODORANTS<br/>[FR] BÊTA-DICÉTONES D'ARYLE ET LEUR UTILISATION COMME MATIÈRES ODORANTES
申请人:GIVAUDAN SA
公开号:WO2017186846A1
公开(公告)日:2017-11-02
The present invention refers to aryl beta diketones of the formula (I) wherein Y, R1, R2 and R3 have the same meaning as given in the description. The invention further refers to fragrance compositions and fragranced articles comprising them.
[EN] SUBSTITUTED CYCLOPENTYL- AND CYCLOHEXYL-DERIVATIVES USEFUL FOR PERFUMERY<br/>[FR] DÉRIVÉS CYCLOPENTYLIQUES ET CYCLOHEXYLIQUES SUBSTITUÉS UTILES POUR LA PARFUMERIE
申请人:GIVAUDAN SA
公开号:WO2017097884A1
公开(公告)日:2017-06-15
The present invention refers to substituted cyclopentyl- and cyclohexyl-derivatives of formula (I) wherein n, R1, R2, R3, R4 and X have the same meaning as given in the description. The invention further refers to fragrance compositions and fragranced articles comprising them.
[EN] OXIME ETHER COMPOUND AND FRAGRANCE COMPOSITION COMPRISING IT<br/>[FR] COMPOSÉ D'ÉTHER D'OXIME ET COMPOSITION DE PARFUM LE COMPRENANT
申请人:GIVAUDAN SA
公开号:WO2020234069A1
公开(公告)日:2020-11-26
The disclosure relates to 1-(bicyclo[2.2.1]hept-5-en-2-yl)ethan-1-one O-methyl oxime possessing powerful green fruity anisic banana olfactory properties. The invention furthermore refers to fragrance compositions comprising it and to a method of improving, enhancing or modifying a consumer base product by incorporating it into said product.