Fragrance compositions

1 . A fragrance composition comprising at least 75% by weight, preferably 85% by weight of perfume materials drawn from the following groups:

A) At least 10% by weight in total of at least three materials drawn from Group ‘IMP’ comprising: allyl amyl glycolate; benzyl salicylate; bergamot oil; coriander oil; cyclamen aldehyde; 1-(2,6,10-trimethylcyclododeca-2,5,9-trien-1-yl)ethanone; prop-2-enyl (cyclohexyloxy)acetate; Damascenia 185 SAE; 2,4-dimethylheptan-1-ol; fir balsam; fir needle oil; 3-(4-ethylphenyl)-2,2-dimethylpropanal; ginger oil; guaiacwood; linalyl acetate; litsea cubeba oil; methyl 2,4-dihydroxy-3,6-dimethylbenzoate; nutmeg oil; olibanum oil; orange flower oil; Ozonal AB 7203C; patchouli oil; rose oxide; rosemary oil; sage clary oil; spearmint oil; Tamarine AB 8212E; tarragon oil;

B) Optionally up to 90% of materials from the following groups:

Group ‘HMR’ comprising:

allyl ionone; benzyl acetate; cis-jasmone; citronellol; ethyl linalol; ethylene brassylate; 4-methyl-2-(2-methylpropyl)tetrahydro-2H-pyran-4-ol; geraniol; geranium oil; isoeugenol; lemon oil; 3-(4-hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde; 4-(4-hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde; alpha-iso-methyl ionone; 3-methylcyclopentadec-2-en-1-one; cyclopentadecanone; cyclohexadecanolide; gamma-undecalactone.

Group ‘HMI’ comprising:

1-{[2-(1,1-dimethylethyl)cyclohexyl]oxy}butan-2-ol; 3a,6,6,9a-tetramethyldodecahydronaphtho[2,1-{b}]furan; alpha-damascone; dihydromyrcenol; eugenol; 3-(1,3-benzodioxol-5-yl)-2-methylpropanal; 2,4-dimethylcyclohex-3-ene-1-carbaldehyde; mandarin oil; orange oil; 2-(1,1-dimethylethyl)cyclohexyl acetate.

Group ‘HMP’ comprising:

1-(2,6,6,8-tetramethyltricyclo [5.3.1.0{1,5}]undec-8-en-9-yl)ethanone; allyl cyclohexylpropionate; allyl heptanoate; Apple Oliffac S pcmf; 7-methyl-2H-1,5-benzodioxepin-3(4H)-one; cassis base; cis-3-hexenyl salicylate; damascenone; gamma-decalactone; ethyl acetoacetate; ethyl maltol; ethyl methyl phenylglycidate; hexyl acetate; (3E)-4-methyldec-3-en-5-ol; 2,5,5-trimethyl-6,6-bis(methyloxy)hex-2-ene; 4-(4-hydroxyphenyl)butan-2-one; styrallyl acetate; 2,2,5-trimethyl-5-pentylcyclopentanone; ylang oil.

Group ‘RMP’ comprising:

anisic aldehyde; (2Z)-2-ethyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)but-2-en-1-ol; benzoin siam resinoid; ethyl vanillin; oxacyclohexadec-12(13)-en-2-one; hexyl salicylate; hydroxycitronellal; jasmin oil; 3-methyl-5-phenylpentan-1-ol; 2-(phenyloxy)ethyl 2-methylpropanoate; alpha-terpineol; vanillin;

Group ‘GEN’ comprising:

cyclopentadecanolide; hexyl cinnamic aldehyde; ionone beta; isobornyl cyclohexanol; 1-(2,3,8,8-tetramethyl-1,2,3,4,5,6,7(8),8(8a)-octahydronaphthalen-2-yl)ethanone; 3-[4-(1,1-dimethylethyl)phenyl]-2-methylpropanal; linalol;

methyl dihydrojasmonate; 2-phenylethanol;

provided the following conditions are met:

(a) IMPs>=HMPs+HMRs

(b) IMPs+HMIs+GENs >=70%

(c) (IMP+HMI)/(IMP+HMI+RMP+HMR)>=0.7

(d) IMPs/(HMPs+RMPs+IMPs)>=0.5

(e) IMPs/[(HMPs+RMPs+IMPs)+(100−TOTAL)]>=0.3

wherein ‘IMPs’ indicates the sum of the percentages of materials within Group IMP, and similarly for the remaining groups, the symbol ‘>=’ indicates ‘0at least equal to’, and ‘TOTAL’ is the sum of HMPs, HMRs, HMIs, IMPs, RMPs and GENs, provided also that low odour or no odour solvents are excluded from the calculation of these sums.

2 . A fragrance composition according to claim 1 , which comprises at least 15% by weight.

3 . A fragrance composition according to claim 1 or claim 2 , which comprises at least 80% by weight of material from the total of Groups IMP, HMI and GEN.

4 . A fragrance composition according to claim 1 , wherein the ratio of IMPs/(HMPs+RMPs+IMPs) is at least 0.6.

5 . A fragrance composition according to claim 1 , which comprises at least five materials drawn from Group IMP.

6 . A fragrance composition according to claim 5 , which comprises at least eight materials drawn from Group IMP.

7 . A fragrance composition according to claim 1 , which comprises at least 15 perfumery ingredients.

8 . A fragrance composition according to claim 7 , which comprises at least 25 perfumery ingredients.

9 . A fragrance composition according to claim 8 , which comprises at least 40 perfumery ingredients.

10 . A fragrance composition according to claim 1 , which comprises at least 90% by weight of materials selected from the Groups IMP, HMI and GEN.

11 . A consumer composition comprising a fragrance composition according to claim 1 .

12 . A method of providing activated, pleasant moods through the inhalation of an effective amount of a fragrance composition according to claim 1 .

13 . A process of dispensing a fragrance composition according to claim 1 in an amount and for a time to provide effective vaporous emission for inhalation by a subject.

14 . A fragrance composition according to claim 2 which comprises at least 25% by weight of material from Group IMP.

15 . A fragrance composition according to claim 4 , wherein said ratio is at least 0.8.