Preferred name | 2,3-butane dithiol |
Trivial Name | 2,3-Butanedithiol |
Short Description | 2,3-butanedithiol |
Formula | C4 H10 S2 |
CAS Number | 4532-64-3 |
FEMA Number | 3477 |
Flavis Number | 12.022 |
ECHA Number | 224-870-8 |
FDA UNII | 69G298U39K |
Nikkaji Number | J236.279A |
MDL | MFCD00010024 |
COE Number | 725 |
xLogP3-AA | 1.70 (est) |
Bio Activity Summary | External link |
NMR Predictor | External link |
JECFA Food Flavoring | 539 2,3-butanedithiol |
FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
FDA Mainterm | 4532-64-3 ; 2,3-BUTANEDITHIOL |
Synonyms |
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Google Scholar | Start search |
Google Books | Start search |
Google Patents | Start search |
Perfumer & Flavorists | Start search |
EU Patents | Start search |
PubMeb | Start search |
NCBI | Start search |
(IUPAC): | Atomic Weights of the Elements 2011 (pdf) |
Videos: | The Periodic Table of Videos |
tgsc: | Atomic Weights use for this web site |
(IUPAC): | Periodic Table of the Elements |
FDA Substances Added to Food (formerly EAFUS): | View |
CHEMBL: | View |
HMDB (The Human Metabolome Database): | HMDB31157 |
FooDB: | FDB003171 |
Export Tariff Code: | 2930.90.9190 |
ChemSpider: | View |
FAO: | 2,3-Butanedithiol |
Material listed in food chemical codex | No |
Molecular weight | 122.25370025635 |
Specific gravity | @ 20 °C |
Pounds per Gallon | 8.581 to 8.614 |
Refractive Index | 1.518 to 1.522 @ 20 °C |
Boiling Point | 86 to 87°C @ 50 mm Hg |
Boiling Point | 69 to 70°C @ 28 mm Hg |
Vapor Pressure | 2.149 mmHg @ 25 °C |
Flash Point TCC Value | 52.22 °C TCC |
logP (o/w) | 2.004 est |
Solubility | |
alcohol | Yes |
fats | Yes |
water, 1761 mg/L @ 25 °C (est) | Yes |
water | No |
Odor Type: Sulfurous | |
meaty, beefy, sulfurous, alliaceous, coffee | |
General comment | At 0.10 % in propylene glycol. meaty beefy |
Mosciano, Gerard P&F 22, No. 3, 47, (1997) | Sulfureous, meaty and alliaceous with a coffee nuance |
Flavor Type: Sulfurous | |
sulfurous, fatty, roasted, beefy, eggy, pork | |
Mosciano, Gerard P&F 22, No. 3, 47, (1997) | Sulfureous, fatty and roast beef-Iike with egg, salami and pork nuances |
Applications | |
Flavoring purposes | Beef , Coffee , Egg , Garlic , Onion , Pork , Roasted , Salami |
Preferred SDS: View | |
European information : | |
Most important hazard(s): | |
Xn - Harmful. | |
R 10 - Flammable. R 22 - Harmful if swallowed. R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 16 - Keep away from sources of ignition - No Smoking. S 20/21 - When using do not eat, drink or smoke. S 23 - Do not breath vapour. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, gloves and eye/face protection. | |
Hazards identification | |
Classification of the substance or mixture | |
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) | |
None found. | |
GHS Label elements, including precautionary statements | |
Pictogram | |
Hazard statement(s) | |
None found. | |
Precautionary statement(s) | |
None found. | |
Oral/Parenteral Toxicity: | |
Not determined | |
Dermal Toxicity: | |
Not determined | |
Inhalation Toxicity: | |
Not determined |
Category: | |||
flavoring agents | |||
Recommendation for 2,3-butane dithiol usage levels up to: | |||
not for fragrance use. | |||
Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.049 (μg/capita/day) | ||
NOEL (No Observed Effect Level): | 0.7 (mg/kg bw per day) | ||
Structure Class: | I | ||
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 Flavor Ingredient Library | |||
publication number: 10 | |||
Click here to view publication 10 | |||
average usual ppm | average maximum ppm | ||
baked goods: | - | 0.20000 | |
beverages(nonalcoholic): | - | - | |
beverages(alcoholic): | - | - | |
breakfast cereal: | - | - | |
cheese: | - | - | |
chewing gum: | - | - | |
condiments / relishes: | - | - | |
confectionery froastings: | - | - | |
egg products: | - | - | |
fats / oils: | - | - | |
fish products: | - | - | |
frozen dairy: | - | - | |
fruit ices: | - | - | |
gelatins / puddings: | - | - | |
granulated sugar: | - | - | |
gravies: | - | 0.20000 | |
hard candy: | - | - | |
imitation dairy: | - | - | |
instant coffee / tea: | - | - | |
jams / jellies: | - | - | |
meat products: | - | 0.20000 | |
milk products: | - | - | |
nut products: | - | - | |
other grains: | - | - | |
poultry: | - | - | |
processed fruits: | - | - | |
processed vegetables: | - | - | |
reconstituted vegetables: | - | - | |
seasonings / flavors: | - | - | |
snack foods: | - | - | |
soft candy: | - | - | |
soups: | - | 0.20000 | |
sugar substitutes: | - | - | |
sweet sauces: | - | - |
European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies... |
European Food Safety Authority (EFSA) reference(s): |
Flavouring Group Evaluation 8 (FGE.08)[1]: Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical group 20 View page or View pdf |
Flavouring Group Evaluation 8, Revision 1 (FGE.08Rev1): Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical groups 20 and 30 View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 8, Revision 3 (FGE.08Rev3): Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical groups 20 and 30 View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 08, Revision 4 (FGE.08Rev4): Aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups from chemical groups 20 and 30 View page or View pdf |
EPI System: View |
AIDS Citations:Search |
Cancer Citations:Search |
Toxicology Citations:Search |
EPA Substance Registry Services (TSCA):4532-64-3 |
EPA ACToR:Toxicology Data |
EPA Substance Registry Services (SRS):Registry |
Laboratory Chemical Safety Summary :548353 |
National Institute of Allergy and Infectious Diseases:Data |
WISER:UN 3336 |
WGK Germany:3 |
butane-2,3-dithiol |
Chemidplus:0004532643 |