摘要:
New nitriles which are odoriferous substances having an extremely fresh note are accessible by Knoevenagel condensation of 2-cyclopentyl-cyclopentanone and cyanoacetic acid and decarboxylation of the reaction product.
摘要:
Ethers of 1-hydroxy-hex-5-en-2-one are useful odoriferous substances which have a very complex fragrance pattern and allow an interesting variation in the scent of perfume oils.
摘要:
The invention relates to new alkadienenitriles of the formula ##STR1## in which n is an integer from 5 to 9, a process for their preparation and their outstanding suitability as odororiferous substances.
摘要:
The invention relates to new methylcyclododecatri-2,5,9-en-1-oles of formula ##STR1## in which one of the dashed lines represents a double bond and the other a single bond, and the endocyclic double bonds may be cis- and trans-configured,a process for their preparation and their use as scents.
摘要:
The invention relates to 1,2-dialkoxyalkenes of the formula ##STR1## in which R denotes an alkyl group having 1 to 3 carbon atoms, andn denotes an integer from 2 to 8 and to the use of 1,2-dialkoxyalkanes and -alkenes of the formula ##STR2## in which R denotes an alkyl group having 1 to 3 carbon atoms,n denotes an integer from 2 to 8, and ##STR3## denotes the CH.sub.3 --CH.sub.2 -- or CH.sub.2 50 CH-- group, as scents.