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  The Complete  List of Chemicals Available

   -- a combined list of natural aroma chemicals, synthetic aroma chemicals, heterocyclic compoundspharmaceutical intermediates, and liquid crystal materials

(sorted by CAS Number)

sorted by name             

Material Name

CAS #

FEMA#

4,5-Dihydro-3(2H)thiophenone 1003-04-9 3266
Benzyl alcohol (natural) 100-51-6 2137
Benzaldehyde (natural) 100-52-7 2127
Benzylmercaptan                          100-53-8 2147
Phenylacetaldehyde, dimethyl acetal 101-48-4 2876
D-Methyl 2-methylbutyrate (natural) 10307-60-5 2719
D-Methyl 2-methylbutyrate 10307-60-5 2719
D-Ethyl 2-methylbutyrate (natural) 10307-61-6 2443
D-Ethyl 2-methylbutyrate 10307-61-6 2443
Methyl cinnamate (natural) 103-26-4 2698
Ethyl cinnamate (natural) 103-36-6 2430
Benzyl cinnamate (natural) 103-41-3 2142
Anisyl acetone 104-20-1 2672
1-Bromo-2-methyl butane 10422-35-2  
Anisylidene butanone 104-27-8 2673
Cinnamaldehyde (natural) 104-55-2 2286
2-Methoxy carbonyl cyclopentanone 10472-24-9  
2-Ethyl-1-hexanol 104-76-7 3151
p-Methylanisole 104-93-8 2681
Ethyl butyrate (natural) 105-54-4 2427
Isobutyl hexanoate (natural) 105-79-3 2202
2-Bromo-2-methylbutanoyl bromide 106265-07-0  
Isoamyl butyrate (natural) 106-27-4 2060
Ethyl heptanoate (natural) 106-30-9 2437
2-Acetylpyrrole                      1072-83-9 3202
1-Bromo-3-methyl butane 107-82-4  
Butyric acid (natural) 107-92-6 2221
Vanillylidene acetone 1080-12-2 3738
3-Methylbutanoyl chloride 108-12-3  
Acetic anhydride (natural) 108-24-7  
2,6- Dimethylpyrazine         108-50-9 3273
Ethyl isovalerate (natural) 108-64-5 2463
2-Methylpyrazine             109-08-0 3309
Butyl butyrate (natural) 109-21-7 2186
Valeric acid (natural) 109-52-4 3101
Isobutyl acetate (natural) 110-19-0 2175
2-Heptanone (natural) 110-43-0 2544
Valeraldehyde 110-62-3  
2-Octanone 111-13-7 2802
Heptanoic acid (natural) 111-14-8 3348
Hexanol (natural) 111-27-3 2567
Heptanal 111-71-7  
2-Acetylpyridine                          1122-62-9 3251
Hydratropyl alcohol 1123-85-9 2732
2,3,5,6-Tetramethylpyrazine         1124-11-4 3237
2,6,6-Trimethylcyclohex-2-ene-1,4-dione 1125-21-9 3421
2-Methyl butyric acid (natural) 116-53-0 2695
2-Methyl butyric acid 116-53-0 2695
1,6-Hexanedithiol           1191-43-1 3495
2-Acetylfuran                          1192-62-7 3163
2-Acetyl-5-methyl furan           1193-79-9 3609
Veratraldehyde 120-14-9 3109
Vanillin (natural) 121-33-5 3107
Benzylidene acetone 122-57-6 2881
2,5-Dimethylpyrazine         123-32-0 3272
Propionaldehyde (natural) 123-38-6 2923
3-Methylbutanol (natural) 123-51-3 2057
3-Methylbutanol 123-51-3 2057
Ethyl hexanoate (natural) 123-66-0 2439
Butyraldehyde (natural) 123-72-8 2219
Butyl acetate (natural) 123-86-4 2174
Isoamyl acetate (natural) 123-92-2 2055
Pyruvic acid (natural) 127-17-3 2970
α-Ionone (natural) 127-41-3 2594
Benzaldehyde, glyceryl acetal 1319-88-6 2129
Tababone 13215-88-8  
Ethyl 3-(methylthio)-propionate       13327-56-5 3343
2-Ethyl-3,6-dimethylpyrazine 13360-65-1  
Methyl 3-(methylthio)-propionate      13532-18-8 2720
2,4,5-Trimethylthiazole                 13623-11-5 3325
Difurfuryl sulfide           13678-67-6 3238
Furfuryl thioacetate          13678-68-7 3162
Methyl thiofuroate           13679-61-3 3311
4-Methyl-5-hydroxyethyl thiazole 137-00-8 3204
2-Ethylpyrazine              13925-00-3 3281
2-Ethyl-3,5-dimethylpyrazine 13925-07-0  
Benzyl acetate (natural) 140-11-4 2135
Ethyl acetate (natural) 141-78-6 2414
Ethyl acetoacetate (natural) 141-97-9 2415
Hexanoic acid (natural) 142-62-1 2559
Nonyl alcohol 143-08-8 2789
Furfuryl methyl sulfide                   1438-91-1 3160
2-Ethoxypyridine 14529-53-4  
2-Methoxythiazole                     14542-13-3  
2,3,5-Trimethyl pyrazine             14667-55-1 3244
m-Dimethoxybenzene 151-10-0 2385
2-Ethyl-4-methylthiazole                15679-12-6 3680
2-Isopropyl-4-methylthiazole            15679-13-7 3555
2-Ethoxythiazole                       15679-19-3 3340
2-Ethyl-3-methylpyrazine 15707-23-0 3155
2,3-Diethylpyrazine            15707-24-1 3136
2,3-Dimethyl-5-ethylpyrazine 15707-34-3  
2,3-Dimethyl-5-isobutylpyrazine 15834-78-3  
4-Methyl-2-pentyl-1,3-dioxolane 1599-49-1 3630
1,2-Butanedithiol                          16128-68-0 3528
2-Methoxypyridine 1628-89-3  
D-2-Methyl butyric acid (natural) 1730-91-2 2695
D-2-Methyl butyric acid 1730-91-2 2695
2,3-Diethyl-5-methylpyrazine    18138-04-0 3336
2-Methylthiopyridine 18438-38-5  
2-Isobutylthiazole                      18640-74-9 3134
Isoamyl isobutyrate (natural) 2050-01-3 3507
2-Bromo-isobutyric acid 2052-01-9  
2-Bromo-isobutyryl bromide 20769-85-1  
β-Naphthyl isobutyl ether 2173-57-1 3719
5-Methyl-2-phenyl-2-hexenal 21834-92-4 3199
Isoamyl hexanoate (natural) 2198-61-0 2075
2-Acetylpyrazine               22047-25-2 3126
Ethyl α-methylenebenzeneacetate 22286-82-4  
Propyl thioacetate           2307-10-0 3385
2-Acetyl-3-methylpyrazine                  23787-80-6  
Tertbutyl 2-bromo-isobutyrate 23877-12-5  
2-sec-Butyl-3-methoxy-pyrazine 24168-70-5 3433
2-Acetylthiazole                      24295-03-2 3328
2-Methylbutyl isovalerate (natural) 2445-77-4 3506
2-Methylbutyl-2-methylbutyrate (natural) 2445-78-51 3359
3-Isobutyl-2-methoxypyrazine 24683-00-9 3132
3-Acetyl-2,5-dimethylthiophene              2530-10-1 3527
Benzaldehyde, propylene glycol acetal 2568-25-4 2130
2-Bromo-3-methylbutanoyl bromide 26464-05-1  
D-2-Methylbutanoyl chloride 27763-54-8  
(s)-Methyl lactate (OP92%) 27871-49-4  
Acetaldehyde, ethyl cis-3-hexenyl acetal 28069-74-1 3775
2-Methoxy-3-methylpyrazine 2847-30-5 3183
2-Methyl-3-mercapto-furan    28588-74-1 3188
bis(2-Methyl-3-furyl)disulfide 28588-75-2 3259
2-Methoxy-6-methylpyrazine 2882-21-5  
2-Methoxy-5-methylpyrazine 2882-22-6  
2-(Methylthio)-6-methylpyrazine 2884-13-1  
2-(Methylthio)-5-methylpyrazine 2884-14-2  
2-(Methylthio)-3-methylpyrazine 2884-20-4  
2-Methoxypyrazine               3149-28-8 3302
2-Methyltetrahydrofuran-3-one               3188-00-9 3373
2,3-Dimethyl-5-sec-butylpyrazine 32263-00-6  
3-(Methylthio)propionaldehyde 3268-49-3 2747
2-Ethoxy-3-methylpyrazine 32737-14-7 3569
2-Acetyl-3-ethylpyrazine              32974-92-8 3250
1-Octen-3-ol                 3391-86-4 2805
5,6,7,8-Tetrahydroquinoxaline           34413-35-9 3321
Decanal, diethyl acetal 34767-02-8  
2-Isopropyl-5-methyl-2-hexenal (natural) 35158-25-9 3406
2-Ethoxy-3-ethylpyrazine 35243-43-7  
Diethyl sulfide 352-93-2  
Methyl phenethyl ether 3558-60-9 3198
2-Methythiazole 3581-87-1  
4,5-Dimethythiazole                   3581-91-7 3274
Hexanal, diethyl acetal 3658-93-3  
Butyraldehyde, diethylacetal 3658-95-5  
2-Mercapto-3-butanol                  37887-04-0 3502
Geranyl acetone 3796-70-1 3542
2-Ethoxypyrazine 38028-67-0  
2,4-Dimethyl-5-acetylthiazole            38205-60-6 3267
n-Ethyl-2-acetylpyrrole                   39741-41-8 3147
3-Mercapto-2-butanone        40789-98-8 3298
2,3-Dimethyl-5-isopropylpyrazine 40790-21-4  
2,3-Butanedione (natural) 431-03-8 2370
2-Phenglethyl mercaptan                    4410-99-5 3894
Difurfuryl disulfide         4437-20-1 3146
Genistein 446-72-0  
2,3-Butanedithiol                          4532-64-3 3477
Heliotropyl alcohol 495-76-1  
Cyclopentadecanone 502-72-7  
Isovaleric acid (natural) 503-74-2 3102
3-Methyl butyric acid 503-74-2  
3-(Methylthio)-1-propanol                505-10-2 3415
2-Methylthiothiazole 5053-24-7  
Ethyl propionate (natural) 53399-81-8 2456
Ethyl valerate (natural) 539-82-2 2462
Isobutyl butyrate (natural) 539-90-2 2187
Isobutyl propionate (natural) 540-42-1 2212
Ethyl 3-hydroxybutyrate (natural) 5405-41-4 3428
2,4-Dimethythiazole 541-58-2  
2-Acetyl-3,5-dimethylpyrazine      54300-08-2 3327
2-Acetyl-3,6-dimethylpyrazine  54300-09-3  
Dibutyl sulfide                         544-40-1 2215
Raspberry ketone (natural) 5471-51-2 2588
Nonanal, diethyl acetal 54815-13-3  
Octanal, diethyl acetal 54889-48-4  
Methyl propionate (natural) 554-12-1 2742
2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 55704-78-4 3450
Phenylethyl isoamyl ether 56011-02-0  
2-Bromo-3-methyl butyric acid 565-74-2  
2,2-Dimethyl butanoyl chloride 5856-77-9  
2-Methylbutanoyl chloride 5856-79-1  
3-Octanol 589-98-0 3581
Furfuryl thiopropionate       59020-85-8 3347
2-Furanmethanethiol formate             59020-90-5 3185
2-Mercaptomethylpyrazine     59021-02-2 3299
Isovaleraldehyde (natural) 590-86-3 2692
3-Methyl butyraldehyde 590-86-3  
2,3-Dimethyl pyrazine                5910-89-4 3271
Diallyl sulfide                          592-88-1 2042
2,2-Dimethyl butyric acid 595-37-9  
Lactic acid (natural) 598-82-3 2611
Ethyl 2-bromo-isovalerate 609-12-1  
2-Isobutyl-4-methylthiazole 61323-24-8  
L-2-Methyl butanol (natural) 616-16-0 3998