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US 2018/0361004 A1Published application
Indane derivatives for malodor counteraction
AssigneeFirmenich SA
InventorsMatthew ROGERS, Christian MARGOT, Christine VUILLEUMIER, Ben SMITH, Sanja FITZGERALD, Maud REITER, Stefano NICOLAI
Life of this patent
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Abstract
The present invention relates to the field of malodor counteraction. More particularly, it concerns malodor masking ingredient having an indane moiety (as defined in formula (I)), as well as malodor masking compositions comprising such ingredients.
Claims12
A method to modify, suppress, reduce, decrease or mask a toilet malodor comprising the step of releasing into the air or over a surface, or to the malodor source, an effective amount of at least a compound of formula
- wherein n represents 1 or 2;
- R1 represents a hydrogen atom or a methyl or ethyl group;
- R2 represents a CH2OR7 or a R8CO group, R7 being a hydrogen atom or a C1-3 hydrocarbon group or a R8CO group, and R8 being a hydrogen atom or a C1-3 hydrocarbon group;
- R3 represents a hydrogen atom or a C1-4 hydrocarbon group or a C1-3 alkoxyl group;
- and
- each of R4, R5 and R6 represents, independently from each other, a hydrogen atom or a C1-3 alkyl group.
3 more elements
A compound of formula
- wherein n represents 1 or 2;
- R1 represents a hydrogen atom or a methyl or ethyl group;
- R7 being a C1-3 hydrocarbon group;
- R3 represents a hydrogen atom or a C1-4 hydrocarbon group or a C1-3 alkoxyl group;
- and
- each of R4, R5 and R6 represents, independently from each other, a hydrogen atom or a C1-3 alkyl group;
- provided that 2-methoxy-2,3-dihydro-1H-indene is excluded.
4 more elements
Dependencies are inferred from the claim text.