Cyclopentenes, process therefor and odorant compositions therewith
申请人:Givaudan Corporation
公开号:US03963675A1
公开(公告)日:1976-06-15
Cyclopentenes, some of them novel, process for making same and odorant compositions containing them.
环戊烯,其中一些是新颖的,制备方法以及含有它们的香味组合物。
Azulene compounds
申请人:Givaudan Corporation
公开号:US04013711A1
公开(公告)日:1977-03-22
Novel compounds of formula ##STR1## wherein R.sup.1 represents a lower alkenyl group or R.sup.11, or taken together with R.sup.4 an oxo group; R.sup.11 represents hydrogen or a lower alkyl group; R.sup.2 represents hydrogen or a lower alkyl group; R.sup.3 represents methyl or methylene; R.sup.4 represents hydroxy or a loweralkoxy, lower alkenyloxy, loweralkoxyloweralkyl or acyloxy group and R.sup.5 represents hydrogen or, when simultaneously R.sup.3 represents methyl and R.sup.1 represents R.sup.11, taken together with R.sup.4 a 3.alpha. ,6-epoxide group, and 1,8.alpha.-dihydro-derivatives of compounds of formula I wherein R.sup.3 represents methyl and R.sup.5 represents hydrogen.
Novel compounds of formula ##STR1## wherein R.sup.1 represents a lower alkenyl group or R.sup.11, or taken together with R.sup.4 an oxo group; R.sup.11 represents hydrogen or a lower alkyl group; R.sup.2 represents hydrogen or a lower alkyl group; R.sup.3 represents methyl or methylene; R.sup.4 represents hydroxy or a loweralkoxy, lower alkenyloxy, loweralkoxyloweralkyl or acyloxy group and R.sup.5 represents hydrogen or, when simultaneously R.sup.3 represents methyl and R.sup.1 represents R.sup.11, taken together with R.sup.4 a 3.alpha.,6-epoxide group, and 1,8a-dihydro-derivatives of compounds of formula I wherein R.sup.3 represents methyl and R.sup.5 represents hydrogen. The use of said compounds as odorants and also processes for their preparation are disclosed.
Novel compounds of formula ##STR1## wherein R.sup.1 represents a lower alkenyl group or R.sup.11, or taken together with R.sup.4 an oxo group; R.sup.11 represents hydrogen or a lower alkyl group; R.sup.2 represents hydrogen or a lower alkyl group; R.sup.3 represents methyl or methylene; R.sup.4 represents hydroxy or a loweralkoxy, lower alkenyloxy, loweralkoxy loweralkyl or acyloxy group and R.sup.5 represents hydrogen or, when simultaneously R.sup.3 represents methyl and R.sup.1 represents R.sup.11, taken together with R.sup.4 a 3.alpha.,6-epoxide group, and 1,8a-dihydro-derivatives of compounds of formula I wherein R.sup.3 represents methyl and R.sup.5 represents hydrogen. The use of said compounds as odorants and also processes for their preparation are disclosed.