cis-oak lactone
 CAS: 55013-32-6
Use(s): natural substances and extractives
trans-oak lactone
 CAS: 39638-67-0
Use(s): natural substances and extractives
 obtusaquinone
 CAS: 21105-15-7
Use(s): natural substances and extractives
 obtusaquinone
 CAS: 62745-67-9
Use(s): natural substances and extractives
 obtustyrene
 CAS: 21148-31-2
Use(s): natural substances and extractives
 occidentalol
 CAS: 473-17-6
Use(s): natural substances and extractives
(E,Z)-alloocimene
 CAS: 7216-56-0
Use(s): flavor and fragrance agents
(Z)-ocimene
 CAS: 27400-71-1
Use(s): natural substances and extractives
(E,E)-2,6-alloocimene
 CAS: 3016-19-1
Use(s): flavor and fragrance agents
alloocimene
 CAS: 673-84-7 FLAVIS: 01.035
Use(s): flavor and fragrance agents
alpha-ocimene
 CAS: 502-99-8
Use(s): flavor and fragrance agents
beta-ocimene
 CAS: 13877-91-3 FEMA: 3539 JECFA: 1338 FLAVIS: 01.018
Use(s): flavor and fragrance agents
(E)-beta-ocimene
 CAS: 3779-61-1
Use(s): flavor and fragrance agents
(Z)-beta-ocimene
 CAS: 3338-55-4 FEMA: 3539 FLAVIS: 01.064
Use(s): flavor and fragrance agents
 ocimene (mixed isomer)
 CAS: 29714-87-2
Use(s): flavor and fragrance agents
 ocimene oxirane
 CAS: 69103-20-4
Use(s): fragrance agents
 ocimene quintoxide
 CAS: 7416-35-5 FEMA: 3665 JECFA: 1452 FLAVIS: 13.090
Use(s): flavor and fragrance agents
(E)-ocimene quintoxide
 CAS: 56058-69-6
Use(s): flavor and fragrance agents
(Z)-ocimene quintoxide
 CAS: 56058-70-9
Use(s): flavor and fragrance agents
 ocimenol
 CAS: 5986-38-9 FLAVIS: 02.191
Use(s): flavor and fragrance agents
 octacosanal
 CAS: 22725-64-0
Use(s): natural substances and extractives
 octacosane
 CAS: 630-02-4
Use(s): natural substances and extractives
1-octacosene
 CAS: 18835-34-2
Use(s): natural substances and extractives
9,17-octadecadienal
 CAS: 85263-73-6
Use(s): natural substances and extractives
(Z,Z)-3,13-octadecadien-1-yl acetate
 CAS: 53120-27-7
Use(s): natural substances and extractives
 octadecane
 CAS: 593-45-3 FLAVIS: 01.074
Use(s): cosmetic and fragrance agents
2-octadecanone
 CAS: 7373-13-9
Use(s): natural substances and extractives
3-octadecanone
 CAS: 18261-92-2
Use(s): natural substances and extractives
9-octadecenal
 CAS: 5090-41-5 FEMA: 4059 JECFA: 1641 FLAVIS: 05.203
Use(s): flavor and fragrance agents
(E)-9-octadecenal
 CAS: 10009-79-7
Use(s): natural substances and extractives
(Z)-9-octadecenal
 CAS: 2423-10-1
Use(s): natural substances and extractives
(E)-13-octadecenal
 CAS: 69820-24-2
Use(s): natural substances and extractives
(Z)-13-octadecenal
 CAS: 58594-45-9
Use(s): natural substances and extractives
16-octadecenal
 CAS: 56554-87-1 FLAVIS: 05.218
Use(s): information only not used for fragrances or flavors
1-octadecene
 CAS: 112-88-9
Use(s): natural substances and extractives
linear octadecene
 CAS: 27070-58-2
Use(s): cosmetic agents
(E)-9-octadecen-1-ol
 CAS: 506-42-3
Use(s): natural substances and extractives
(Z)-13-octadecen-1-ol
 CAS: 69820-27-5
Use(s): natural substances and extractives
(Z)-13-octadecen-1-yl acetate
 CAS: 60037-58-3
Use(s): natural substances and extractives
 octadecyl ferulate
 CAS: 64190-81-4
Use(s): natural substances and extractives
3,5-octadien-2-one
 CAS: 38284-27-4
Use(s): flavoring agents
(E)-1,5-octadien-3-one
 CAS: 359794-78-8
Use(s): natural substances and extractives
(Z)-1,5-octadien-3-one
 CAS: 65767-22-8
Use(s): natural substances and extractives
2,4-octadienal
 CAS: 5577-44-6 FLAVIS: 05.186
Use(s): flavoring agents
(E,Z)-2,4-octadienal
 CAS: 33819-10-2
Use(s): natural substances and extractives
(E,E)-2,4-octadienal
 CAS: 30361-28-5 FEMA: 3721 JECFA: 1181 FLAVIS: 05.127
Use(s): flavoring agents
1,3-octadiene
 CAS: 1002-33-1
Use(s): natural substances and extractives
1,3,7-octadiene
 CAS: 1002-35-3
Use(s): natural substances and extractives
1,4-octadiene
 CAS: 5675-25-2
Use(s): natural substances and extractives
2,6-octadiene
 CAS: 4974-27-0
Use(s): natural substances and extractives
1,5-octadien-3-ol
 CAS: 83861-74-9 FEMA: 4732 FLAVIS: 02.194
Use(s): flavoring agents
(E)-1,5-octadien-3-ol
 CAS: 50306-14-4
Use(s): natural substances and extractives
(Z)-1,5-octadien-3-ol
 CAS: 50306-18-8
Use(s): natural substances and extractives
2,4-octadien-1-ol
 CAS: 18409-20-6 FEMA: 3956 JECFA: 1180
Use(s): flavoring agents
2,5-octadien-1-ol
 CAS: 83861-75-0
Use(s): flavoring agents
(Z,E)-3,5-octadien-1-ol
 CAS: 70664-96-9 FLAVIS: 02.195
Use(s): flavoring agents
1,5-octadien-3-one
 CAS: 65213-86-7 FEMA: 4405 JECFA: 1848 FLAVIS: 07.190
Use(s): flavoring agents
(E,E)-3,5-octadien-2-one
 CAS: 30086-02-3 FEMA: 4008 JECFA: 1139 FLAVIS: 07.247
Use(s): flavoring agents
(E,Z)-3,5-octadien-2-one
 CAS: 4173-41-5
Use(s): natural substances and extractives
(Z,E)-3,5-octadien-2-one
 CAS: 78468-46-9
Use(s): natural substances and extractives
(Z,Z)-3,5-octadien-2-one
 CAS: 108793-59-5
Use(s): natural substances and extractives
delta-octalactone
 CAS: 698-76-0 FEMA: 3214 JECFA: 228 FLAVIS: 10.015
Use(s): flavor and fragrance agents
gamma-octalactone
 CAS: 104-50-7 FEMA: 2796 JECFA: 226 FLAVIS: 10.022
Use(s): flavor and fragrance agents
 octanal (aldehyde C-8)
 CAS: 124-13-0 FEMA: 2797 JECFA: 98 FLAVIS: 05.009
Use(s): flavor and fragrance agents
2-oxooctanal
 CAS: 2363-86-2
Use(s): natural substances and extractives
 octanal diethyl acetal
 CAS: 54889-48-4 FLAVIS: 06.066
Use(s): flavor and fragrance agents
 octanal dimethyl acetal
 CAS: 10022-28-3 FEMA: 2798 JECFA: 942 FLAVIS: 06.008
Use(s): flavor and fragrance agents
 octane
 CAS: 111-65-9
Use(s): natural substances and extractives
isooctane (so called)
 CAS: 540-84-1
Use(s): solvents
1,3-octane diol
 CAS: 23433-05-8 FLAVIS: 02.198
Use(s): flavoring agents
1,8-octane diol
 CAS: 629-41-4
Use(s): plasticizers
2,3-octane dione
 CAS: 585-25-1 FEMA: 4060 JECFA: 2036 FLAVIS: 07.248
Use(s): flavoring agents
2,5-octane dione
 CAS: 3214-41-3
Use(s): natural substances and extractives
 octane nitrile
 CAS: 124-12-9
Use(s): fragrance agents
 octanoic acid
 CAS: 124-07-2 FEMA: 2799 JECFA: 99 FLAVIS: 08.010
Use(s): flavor and fragrance agents
 octanol
 CAS: 111-87-5 FEMA: 2800 JECFA: 97 FLAVIS: 02.006
Use(s): flavor and fragrance agents
2-octanol
 CAS: 123-96-6 FEMA: 2801 JECFA: 289 FLAVIS: 02.022
Use(s): flavor and fragrance agents
3-octanol
 CAS: 589-98-0 FEMA: 3581 JECFA: 291 FLAVIS: 02.098
Use(s): flavor and fragrance agents
(R)-3-octanol
 CAS: 70492-66-9
Use(s): natural substances and extractives
(S)-3-octanol
 CAS: 22658-92-0
Use(s): natural substances and extractives
4-octanol
 CAS: 589-62-8
Use(s): natural substances and extractives
isooctanol
 CAS: 26952-21-6
Use(s): fragrance agents
sec-octanol
 CAS: 25339-16-6
Use(s): natural substances and extractives
2-octanone
 CAS: 111-13-7 FEMA: 2802 JECFA: 288 FLAVIS: 07.019
Use(s): flavor and fragrance agents
3-octanone
 CAS: 106-68-3 FEMA: 2803 JECFA: 290 FLAVIS: 07.062
Use(s): flavor and fragrance agents
4-octanone
 CAS: 589-63-9
Use(s): natural substances and extractives
2-octanoyl thiophene
 CAS: 30711-41-2
Use(s): natural substances and extractives
(Z)-5-octen-2-ol
 CAS: 55968-41-7
Use(s): natural substances and extractives
(E)-3-octen-2-one
 CAS: 18402-82-9 FEMA: 3416
Use(s): flavor and fragrance agents
(E)-5-octen-2-one
 CAS: 19093-20-0
Use(s): flavor and fragrance agents
(Z)-5-octen-2-one
 CAS: 22610-86-2 FLAVIS: 07.236
Use(s): flavor and fragrance agents
7-octen-2-one
 CAS: 3664-60-6
Use(s): natural substances and extractives
1-octen-4-ol
 CAS: 40575-42-6
Use(s): natural substances and extractives
7-octen-4-ol
 CAS: 53907-72-5
Use(s): natural substances and extractives
2-octenal
 CAS: 2363-89-5 FEMA: 3215 JECFA: 1363 FLAVIS: 05.060
Use(s): flavor and fragrance agents
(E)-2-octenal
 CAS: 2548-87-0 FEMA: 3215 FLAVIS: 05.190
Use(s): flavor and fragrance agents
(Z)-2-octenal
 CAS: 20664-46-4
Use(s): natural substances and extractives
3-octenal
 CAS: 60671-71-8
Use(s): natural substances and extractives
(Z)-3-octenal
 CAS: 78693-34-2
Use(s): natural substances and extractives
(Z)-5-octenal
 CAS: 41547-22-2 FEMA: 3749 JECFA: 323 FLAVIS: 05.128
Use(s): flavor and fragrance agents
1-octene
 CAS: 111-66-0 FEMA: 4293 JECFA: 2191 FLAVIS: 01.070
Use(s): indirect food additives: adhesives and components of coatings
2-octene
 CAS: 111-67-1 FLAVIS: 01.071
Use(s): natural substances and extractives
(E)-2-octene
 CAS: 13389-42-9
Use(s): natural substances and extractives
(Z)-2-octene
 CAS: 7642-04-8
Use(s): natural substances and extractives
3-octene
 CAS: 592-98-3 FLAVIS: 01.068
Use(s): natural substances and extractives
4-octene
 CAS: 592-99-4 FLAVIS: 01.073
Use(s): natural substances and extractives
(E)-4-octene
 CAS: 14850-23-8
Use(s): natural substances and extractives
2-octenoic acid
 CAS: 1470-50-4
Use(s): natural substances and extractives
(E)-2-octenoic acid
 CAS: 1871-67-6 FEMA: 3957 JECFA: 1805 FLAVIS: 08.114
Use(s): flavoring agents
(E)-4-octenoic acid
 CAS: 18776-92-6 FEMA: 4357 JECFA: 1629
Use(s): flavoring agents
(Z)-5-octenoic acid
 CAS: 41653-97-8 FEMA: 4350 JECFA: 1631
Use(s): flavoring agents
2-octen-1-ol
 CAS: 22104-78-5 FLAVIS: 02.192
Use(s): flavor and fragrance agents
(E)-2-octen-1-ol
 CAS: 18409-17-1 FEMA: 3887 JECFA: 1370
Use(s): flavor and fragrance agents
(Z)-2-octen-1-ol
 CAS: 26001-58-1 FEMA: 4615 JECFA: 2165
Use(s): flavor and fragrance agents
(E)-3-octen-1-ol
 CAS: 20125-85-3
Use(s): flavor and fragrance agents
(Z)-3-octen-1-ol
 CAS: 20125-84-2 FEMA: 3467 JECFA: 321 FLAVIS: 02.094
Use(s): flavor and fragrance agents
(Z)-4-octen-1-ol
 CAS: 54393-36-1 FEMA: 4354 JECFA: 1625 FLAVIS: 02.244
Use(s): flavor and fragrance agents
5-octen-1-ol
 CAS: 90200-83-2
Use(s): natural substances and extractives
(Z)-5-octen-1-ol
 CAS: 64275-73-6 FEMA: 3722 JECFA: 322 FLAVIS: 02.113
Use(s): flavor and fragrance agents
3-octen-2-ol
 CAS: 76649-14-4 FEMA: 3602 JECFA: 1140 FLAVIS: 02.102
Use(s): flavor and fragrance agents
3-octen-1-ol
 CAS: 18185-81-4
Use(s): flavor and fragrance agents
1-octen-3-ol
 CAS: 3391-86-4 FEMA: 2805 JECFA: 1152 FLAVIS: 02.023
Use(s): flavor and fragrance agents
(R)-1-octen-3-ol
 CAS: 3687-48-7 FEMA: 4492 JECFA: 2071
Use(s): flavor and fragrance agents
(S)-1-octen-3-ol
 CAS: 24587-53-9
Use(s): flavor and fragrance agents
2-octen-4-ol
 CAS: 4798-61-2 FLAVIS: 02.193
Use(s): flavoring agents
(E)-2-octen-4-ol
 CAS: 20125-81-9 FEMA: 3888 JECFA: 1141
Use(s): flavoring agents
1-octen-3-one
 CAS: 4312-99-6 FEMA: 3515 JECFA: 1148 FLAVIS: 07.081
Use(s): flavor and fragrance agents
2-octen-4-one
 CAS: 4643-27-0 FEMA: 3603 JECFA: 1129 FLAVIS: 07.082
Use(s): flavor and fragrance agents
3-octen-2-one
 CAS: 1669-44-9 FEMA: 3416 JECFA: 1128 FLAVIS: 07.107
Use(s): flavor and fragrance agents
4-octen-3-one
 CAS: 14129-48-7 FEMA: 4328 JECFA: 1843
Use(s): flavoring agents
5-octen-2-one
 CAS: 36359-70-3
Use(s): natural substances and extractives
1-octenyl acetate
 CAS: 32717-31-0
Use(s): natural substances and extractives
2-octenyl acetate
 CAS: 2371-13-3 FEMA: 3516
Use(s): flavor and fragrance agents
(E)-2-octen-1-yl acetate
 CAS: 3913-80-2 FEMA: 3516 JECFA: 1367 FLAVIS: 09.276
Use(s): flavor and fragrance agents
(Z)-4-octen-1-yl acetate
 CAS: 105450-79-1
Use(s): natural substances and extractives
(Z)-5-octen-1-yl acetate
 CAS: 71978-00-2 FEMA: 4671 JECFA: 2184 FLAVIS: 09.950
Use(s): flavoring agents
1-octen-3-yl acetate
 CAS: 2442-10-6 FEMA: 3582 JECFA: 1836 FLAVIS: 09.281
Use(s): flavor and fragrance agents
(E)-2-octen-1-yl butyrate
 CAS: 84642-60-4 FEMA: 3517 JECFA: 1368 FLAVIS: 09.277
Use(s): flavor and fragrance agents
(Z)-3-octen-1-yl butyrate
 CAS: 87619-91-8
Use(s): natural substances and extractives
1-octen-3-yl butyrate
 CAS: 16491-54-6 FEMA: 3612 JECFA: 1837 FLAVIS: 09.282
Use(s): flavor and fragrance agents
(Z)-5-octen-1-yl propionate
 CAS: 196109-18-9 FEMA: 3890 JECFA: 1282 FLAVIS: 09.932
Use(s): flavor and fragrance agents
1-octen-3-yl propionate
 CAS: 107697-91-6
Use(s): flavoring agents
 octopamine
 CAS: 104-14-3
Use(s): natural substances and extractives
 octyl acetate
 CAS: 112-14-1 FEMA: 2806 JECFA: 130 FLAVIS: 09.007
Use(s): flavor and fragrance agents
2-octyl acetate
 CAS: 103-09-3 FLAVIS: 09.381
Use(s): flavor and fragrance agents
3-octyl acetate
 CAS: 4864-61-3 FEMA: 3583 JECFA: 313 FLAVIS: 09.254
Use(s): flavor and fragrance agents
isooctyl acetate
 CAS: 31565-19-2
Use(s): fragrance agents
sec-octyl acetate
 CAS: 2051-50-5 FLAVIS: 09.676
Use(s): flavoring agents
2-octyl benzothiazole
 CAS: 6634-55-5
Use(s): natural substances and extractives
 octyl butyrate
 CAS: 110-39-4 FEMA: 2807 JECFA: 155 FLAVIS: 09.046
Use(s): flavor and fragrance agents
3-octyl butyrate
 CAS: 20286-45-7 FEMA: 4402 JECFA: 2073
Use(s): flavoring agents
 octyl isobutyrate
 CAS: 109-15-9 FEMA: 2808 JECFA: 192 FLAVIS: 09.473
Use(s): flavor and fragrance agents
2-octyl decanoate
 CAS: 73947-30-5
Use(s): cosmetic agents
 octyl docosanoate
 CAS: 5979-98-6
Use(s): natural substances and extractives
 octyl formate
 CAS: 112-32-3 FEMA: 2809 JECFA: 122 FLAVIS: 09.075
Use(s): flavor and fragrance agents
2-octyl furan
 CAS: 4179-38-8 FLAVIS: 13.162
Use(s): flavoring agents
 octyl hexanoate
 CAS: 4887-30-3 FLAVIS: 09.677
Use(s): flavor and fragrance agents
 octyl mercaptan
 CAS: 111-88-6
Use(s): natural substances and extractives
 octyl 2-methyl butyrate
 CAS: 29811-50-5 FEMA: 3604 JECFA: 209 FLAVIS: 09.537
Use(s): flavor and fragrance agents
 octyl methyl ether
 CAS: 929-56-6
Use(s): natural substances and extractives
 octyl octanoate
 CAS: 2306-88-9 FEMA: 2811 JECFA: 177 FLAVIS: 09.114
Use(s): flavor and fragrance agents
4-octyl phenol
 CAS: 1806-26-4
Use(s): natural substances and extractives
 octyl propionate
 CAS: 142-60-9 FEMA: 2813 JECFA: 145 FLAVIS: 09.126
Use(s): flavor and fragrance agents
2-octyl thiophene
 CAS: 880-36-4 FLAVIS: 15.093
Use(s): flavoring agents
 octyl valerate
 CAS: 5451-85-4
Use(s): fragrance agents
 octyl isovalerate
 CAS: 7786-58-5 FEMA: 2814 JECFA: 200 FLAVIS: 09.451
Use(s): flavor and fragrance agents
1-octyn-3-ol
 CAS: 818-72-4
Use(s): pharmaceuticals / chemical synthisis
 odoratone
 CAS: 16962-90-6
Use(s): natural substances and extractives
 oenanthic ether
 CAS: 106-32-1 FEMA: 2449 JECFA: 33
Use(s): flavoring agents
 oleanolic acid
 CAS: 508-02-1
Use(s): natural substances and extractives
(E)-oleic acid
 CAS: 112-79-8
Use(s): natural substances and extractives
(Z)-oleic acid
 CAS: 112-80-1 FEMA: 2815 JECFA: 333 FLAVIS: 08.013
Use(s): thickeners, gelling agents, stabalizers and emulsifiers
 oleuropein
 CAS: 32619-42-4
Use(s): natural substances and extractives
 oleyl alcohol
 CAS: 593-47-5
Use(s): multipurpose additives
(Z)-oleyl alcohol
 CAS: 143-28-2 FEMA: 4363 JECFA: 1637
Use(s): cosmetic agents and indirect food additives: paper and paperboard components
 omphalone
 CAS: 107320-38-7
Use(s): natural substances and extractives
 onitin
 CAS: 53823-02-2
Use(s): natural substances and extractives
 oosponol
 CAS: 146-04-3
Use(s): natural substances and extractives
 oosporein
 CAS: 475-54-7
Use(s): natural substances and extractives
dextro,laevo-oplopanone
 CAS: 35049-27-5
Use(s): natural substances and extractives
beta-oplopenone
 CAS: 28305-60-4
Use(s): natural substances and extractives
 orange carbonyls
 CAS: 68606-94-0
Use(s): flavor and fragrance agents
 orcinol
 CAS: 504-15-4
Use(s): natural substances and extractives
 orcinol dimethyl ether
 CAS: 4179-19-5
Use(s): cosmetic fragrance agents and aromatic raw materials
 orientin
 CAS: 28608-75-5
Use(s): natural substances and extractives
homoorientin
 CAS: 4261-42-1
Use(s): natural substances and extractives
laevo-ornithine
 CAS: 70-26-8
Use(s): special dietary and nutritional additives
 orygameic acid
 CAS: 548-59-4
Use(s): natural substances and extractives
gamma-oryzanol
 CAS: 11042-64-1
Use(s): natural substances and extractives
 oryzanol A
 CAS: 21238-33-5
Use(s): natural substances and extractives
 osajin
 CAS: 482-53-1
Use(s): antioxidants
 osmorhizol
 CAS: 3698-23-5
Use(s): natural substances and extractives
 osteopontin
 CAS: 106441-73-0
Use(s): special dietary and nutritional additives
 osthenol
 CAS: 484-14-0
Use(s): natural substances and extractives
 osthol
 CAS: 484-12-8
Use(s): cosmetic agents
 ostruthin
 CAS: 148-83-4
Use(s): natural substances and extractives
 ostruthol
 CAS: 642-08-0
Use(s): natural substances and extractives
 ovalicin
 CAS: 19683-98-8
Use(s): antidandruff, antimicrobial agents
 oxalic acid
 CAS: 144-62-7
Use(s): chelating agents
 oxazole
 CAS: 288-42-6
Use(s): natural substances and extractives
laevo-oxitriptan
 CAS: 4350-09-8
Use(s): natural substances and extractives