Preferred name | 2-methyl-1,3-dithiolane |
Trivial Name | 2-Methyl-1,3-dithiolane |
Short Description | 1,3-dithiolane, 2-methyl- |
Formula | C4 H8 S2 |
CAS Number | 5616-51-3 |
FEMA Number | 3705 |
Flavis Number | 15.034 |
ECHA Number | 227-038-2 |
FDA UNII | 4O81R0SPR0 |
Nikkaji Number | J91.174G |
MDL | MFCD01729666 |
xLogP3-AA | 1.80 (est) |
Bio Activity Summary | External link |
NMR Predictor | External link |
JECFA Food Flavoring | 534 2-methyl-1,3-dithiolane |
FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
FDA Mainterm | 5616-51-3 ; 2-METHYL-1,3-DITHIOLANE |
Synonyms |
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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 |
HMDB (The Human Metabolome Database): | HMDB36179 |
FooDB: | FDB015033 |
YMDB (Yeast Metabolome Database): | YMDB01456 |
Export Tariff Code: | 2934.99.9090 |
VCF-Online: | VCF Volatile Compounds in Food |
ChemSpider: | View |
FAO: | 2-Methyl-1,3-dithiolane |
Material listed in food chemical codex | No |
Molecular weight | 120.23776245117 |
Specific gravity | @ 20 °C |
Pounds per Gallon | 9.555 to 9.639 |
Refractive Index | 1.559 to 1.569 @ 20 °C |
Vapor Pressure | 1.578 mmHg @ 25 °C |
Flash Point TCC Value | 43.89 °C TCC |
logP (o/w) | 1.09 est |
Solubility | |
alcohol | Yes |
fats, slightly | Yes |
water, 1600 mg/L @ 25 °C (est) | Yes |
water | No |
Odor Type: Sulfurous | |
sulfurous, alliaceous, smoky, savory, vegetable | |
General comment | At 0.10 % in propylene glycol. sulfurous alliaceous smoky savory vegetable |
Flavor Type: Onion | |
cooked, roasted, onion, onion cooked onion | |
General comment | Cooked roasted onion |
Used in snack foods at 3ppm; meat, cheese, and bakery products at 0.5ppm; and sauces, cereals and nut products at 0.1ppm; and in instant tea and coffee at 0.05ppm. Solubility: insoluble in water, and slightly soluble in fat. | Alliaceous |
(data available) |
Preferred SDS: View | |
European information : | |
Most important hazard(s): | |
Xi - Irritant | |
R 10 - Flammable. R 36/38 - Irritating to skin and eyes. S 02 - Keep out of the reach of children. S 16 - Keep away from sources of ignition - No Smoking. 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 37/39 - Wear suitable 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: | |
gavage-rabbit LD50 [sex: M,F] 1610 mg/kg (Griffiths et al., 1979) intraperitoneal-mouse LD50 900 mg/kg European Journal of Medicinal Chemistry--Chimie Therapeutique. Vol. 17, Pg. 235, 1982. | |
Dermal Toxicity: | |
Not determined | |
Inhalation Toxicity: | |
Not determined |
Category: | |||
flavoring agents | |||
Recommendation for 2-methyl-1,3-dithiolane usage levels up to: | |||
not for fragrance use. | |||
Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.061 (μg/capita/day) | ||
Structure Class: | II | ||
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: 13 | |||
Click here to view publication 13 | |||
average usual ppm | average maximum ppm | ||
baked goods: | - | 0.50000 | |
beverages(nonalcoholic): | - | - | |
beverages(alcoholic): | - | - | |
breakfast cereal: | - | 0.10000 | |
cheese: | - | 0.50000 | |
chewing gum: | - | - | |
condiments / relishes: | - | 0.05000 | |
confectionery froastings: | - | - | |
egg products: | - | 0.20000 | |
fats / oils: | - | - | |
fish products: | - | - | |
frozen dairy: | - | - | |
fruit ices: | - | - | |
gelatins / puddings: | - | - | |
granulated sugar: | - | - | |
gravies: | - | 0.10000 | |
hard candy: | - | - | |
imitation dairy: | - | - | |
instant coffee / tea: | - | 0.05000 | |
jams / jellies: | - | - | |
meat products: | - | 0.50000 | |
milk products: | - | - | |
nut products: | - | 0.10000 | |
other grains: | - | - | |
poultry: | - | - | |
processed fruits: | - | - | |
processed vegetables: | - | - | |
reconstituted vegetables: | - | - | |
seasonings / flavors: | - | - | |
snack foods: | - | 3.00000 | |
soft candy: | - | - | |
soups: | - | 0.10000 | |
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):5616-51-3 |
EPA ACToR:Toxicology Data |
EPA Substance Registry Services (SRS):Registry |
Laboratory Chemical Safety Summary :21828 |
National Institute of Allergy and Infectious Diseases:Data |
WISER:UN 1993 |
WGK Germany:3 |
2-methyl-1,3-dithiolane |
Chemidplus:0005616513 |