| cas number : | 38888-81-2 |
| fema number : | 4100 |
| molecular weight : | 164.2474400 (IUPAC) |
| formula : | C10 H16 N2 |
| |
|
| cas number : | 70303-42-3 |
| fema number : | 4100 |
| |
|
Suppliers :
|
| Nanjing : | 3,5,6-dimethyl-2-isobutylpyrazine
|
| Penta : | 3,5,6-dimethyl-2-isobutylpyrazine
|
organoleptics :
|
| odor strength : | high ,
recommend smelling in a 0.10 % solution or less |
odor description :
at 0.10 % in dipropylene glycol. | cocoa hazelnut musty earthy |
properties :
|
| appearence : | colorless clear liquid |
| assay : | 99.00 to 100.00 %
|
| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.92400 to 0.93400 @ 25.00 °C.
|
| pounds per gallon - calc. : | 7.689 to 7.772
|
| refractive index : | 1.48900 to 1.49400 @ 20.00 °C.
|
| flash point : | not determined
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safety :
|
| Oral Toxicity(LD50) : | | |
Not determined
|
| Dermal Toxicity(LD50) : | | |
Not determined
|
| Inhalation Toxicity(LC50) : | | |
Not determined
|
| |
safety in use :
|
| |
| recommendation for 2-isobutyl-3,(5 and 6)-dimethyl pyrazine usage levels up to : | | | 0.3000 % in the fragrance concentrate.
|
| |
| Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS). |
| The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA on the "LIBRARY" link. |
| publication number : 22 |
| | average usual ppm | average maximum ppm |
| baked goods : | 1.50000 | 2.00000 |
| beverages(nonalcoholic) : | - | - |
| beverages(alcoholic) : | - | - |
| breakfast cereal : | 1.50000 | 2.00000 |
| cheese : | - | - |
| chewing gum : | - | - |
| condiments / relishes : | - | - |
| confectionery froastings : | - | - |
| egg products : | - | - |
| fats / oils : | - | - |
| fish products : | - | - |
| frozen dairy : | - | - |
| fruit ices : | - | - |
| gelatins / puddings : | - | - |
| granulated sugar : | - | - |
| gravies : | - | - |
| hard candy : | - | - |
| imitation dairy : | - | - |
| instant coffee / tea : | - | - |
| jams / jellies : | - | - |
| meat products : | - | - |
| milk products : | 2.00000 | 3.00000 |
| nut products : | - | - |
| other grains : | - | - |
| poultry : | - | - |
| processed fruits : | - | - |
| processed vegetables : | 0.50000 | 1.50000 |
| reconstituted vegetables : | - | - |
| seasonings / flavors : | 5.00000 | 10.00000 |
| snack foods : | - | - |
| soft candy : | - | - |
| soups : | 0.50000 | 1.50000 |
| sugar substitutes : | - | - |
| sweet sauces : | 2.00000 | 3.00000 |
safety references :
|
| |
| | | |
| chemidplus : | 38888-81-2 |
| EPA Substance Registry Services : | 38888-81-2 |
| | | |
| chemidplus : | 70303-42-3 |
| EPA Substance Registry Services : | 70303-42-3 |
references :
|
| pubchem : | 38888-81-2 |
| pubchem : | 70303-42-3 |
other :
|
| VCF-Online: | VCF Volatile Compounds in Food |
| FDA Everything Added to Food in the United States (EAFUS) | View |
|
synonyms :
|
| 2-iso | butyl-3,(5 and 6)-dimethylpyrazine | | 3,5- and 3,6- | dimethyl-2-isobutyl pyrazine | | 3,5- and 3,6- | dimethyl-2-isobutylpyrazine | | 3,5- and 3,6- | dimethyl-3-(2-methyl propyl) pyrazine | | 3,5- and 3,6- | dimethyl-3-(2-methyl propyl)-1,4-diazine |
soluble in :
|
| | alcohol |
insoluble in :
|
| | water |
(odor and/or flavor) blends with :
|
| 2- | acetyl furan |
| 2- | acetyl pyrazine |
| 2- | acetyl thiazole |
| 2- | acetyl-3,5-dimethyl pyrazine |
| 2- | acetyl-3,5(or 6)-dimethyl pyrazine |
| | amyl cinnamate |
| iso | amyl cinnamate |
| iso | amyl phenyl acetate |
| | butyl 2-methyl butyrate |
| | butyl cinnamate |
| 2(4)-iso | butyl-4(2),6-dimethyl dihydro-4H-1,3,5-dithiazine |
| | butyraldehyde |
| | butyrophenone |
| | chocolate notes |
| | chocolate pyrazine A |
| | cocoa butenal |
| | cocoa hexenal |
| | cocoa oleoresin |
| | cocoa pentenal |
| | cocoa propanal |
| 3,6- | cocoa pyrazine |
| 2,5- | diethyl-3-methyl pyrazine |
| 2,5- | dimethyl pyrazine |
| 2,6- | dimethyl pyrazine |
| 2,6- | dimethyl pyridine |
| 4,5- | dimethyl-2-ethyl thiazole |
| 2,4- | dimethyl-5-vinyl thiazole |
| 2- | ethyl butyraldehyde |
| | ethyl phenyl acetate |
| 2- | ethyl-4-butanol |
| | fenugreek oleoresin |
| | fenugreek resinoid |
| laevo- | glutamine |
| | hazelnut notes |
| | hazelnut oleoresin |
| | hazelnut pyrazine |
| 2- | methoxy-3-methyl pyrazine |
| 2- | methoxypyrazine |
| 2- | methyl butyraldehyde |
| | methyl ethoxypyrazine |
| 2- | methyl pyrazine |
| 2- | methyl-3-pentenoic acid |
| 2- | methyl-3,(5 or 6)-ethoxypyrazine |
| | nonyl isovalerate |
| | peanut dithiazine |
| | phenethyl octanoate |
| | phenyl acetaldehyde |
| iso | propyl formate |
| 2,3,5,6- | tetramethyl pyrazine |
| 2,3,5- | trimethyl pyrazine |
| 2,4,5- | trimethyl thiazole |
| gamma- | valerolactone |
| | vinyl sulfurol |
(odor and/or flavor) used in :
|
| | balsam | | | chocolate cocoa | | | fern fougere | | | floral | | | moss | | | nut | | | oriental |
natural occurrence in :
|
| cocoa |
| potato |
|