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    General Material Information
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2-methyl thioacetaldehyde

Chemical Structure

General Material Information

Preferred name 2-methyl thioacetaldehyde
Trivial Name (Methylthio)acetaldehyde
Short Description 2-methylthioacetaldehyde
Formula C3 H6 O S
CAS Number 23328-62-3
FEMA Number 3206
Flavis Number 12.04
ECHA Number 245-587-6
FDA UNII F0NVN68DIT
Nikkaji Number J228.930J
MDL MFCD02824035
COE Number 11686
xLogP3-AA 0.40 (est)
NMR Predictor External link
JECFA Food Flavoring 465 2-methylthioacetaldehyde
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 23328-62-3 ; 2-METHYLTHIOACETALDEHYDE
Synonyms
  • acetaldehyde, 2-(methylthio)-
  • ( methyl mercapto) acetaldehyde
  • 2-( methyl mercapto) acetaldehyde
  • methyl mercaptoacetaldehyde
  • ( methyl thio) acetaldehyde
  • 2-( methyl thio) acetaldehyde
  • ( methylmercapto)acetaldehyde
  • 2-( methylmercapto)acetaldehyde
  • ( methylsulfanyl)acetaldehyde
  • 2-methylsulfanylacetaldehyde
  • ( methylthio)acetaldehyde
  • 2-( methylthio)acetaldehyde
  • 2-methylthioacetaldehyde
  • 2-methylsulfanylacetaldehyde
  • Acetaldehyde, (methylthio)-
  • 2-(Methylthio)acetaldehyde
  • 2-(Methylmercapto)acetaldehyde
  • (Methylthio)acetaldehyde
  • 2-(Methylsulfanyl)acetaldehyde

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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Literature & References

2-methylsulfanylacetaldehyde
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:23328-62-3
Pubchem (cid):10887828
Pubchem (sid):135263575
Publications by PubMed
Changes in volatiles and glycosides during fruit maturation of two contrasted tomato ( Solanum lycopersicum ) lines.

Other Information

(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):HMDB31718
FooDB:FDB008381
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
FAO:2-Methylthioacetaldehyde

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 90.14501953125
Specific gravity @ 25 °C
Pounds per Gallon 8.695 to 8.779
Boiling Point 118 to 120°C @ 760 mm Hg
Vapor Pressure 14.9 mmHg @ 25 °C
Flash Point TCC Value 30.56 °C TCC
logP (o/w) 0.489 est
Solubility
alcohol Yes
water, 1.454e+005 mg/L @ 25 °C (est) Yes
water No
Stability
alkalis Unspecified

Organoleptic Properties

Odor Type: Sulfurous
sulfurous, vegetable, onion, garlic, mustard, nutty, potato
General comment At 0.10 % in propylene glycol. sulfurous vegetable onion garlic mustard nutty potato
Mosciano, Gerard P&F 20, No. 5, 49, (1995) Sulfureous, vegatative, onion, garlic, mustard and nutty with a potato nuance
Flavor Type: Alliaceous
alliaceous, vegetable, onion, garlic, potato, bready
Mosciano, Gerard P&F 20, No. 5, 49, (1995) At 25.00 ppm. Alliaceous and vegetative with a good mouthfeel and onion and garlic-like with a potato and bready nuance

Occurrences

Potential Uses

Applications
Flavoring purposes Bread, Coffee, Horseradish, Mustard, Nut, Potato, Radish

Safety Information

Safety information

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

Safety in use information

Category:
flavoring agents
Recommendation for 2-methyl thioacetaldehyde usage levels up to:
not for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU): ND (μg/capita/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: 4
Click here to view publication 4
average usual ppmaverage maximum ppm
baked goods: -0.50000
beverages(nonalcoholic): -0.50000
beverages(alcoholic): --
breakfast cereal: -0.50000
cheese: --
chewing gum: -0.50000
condiments / relishes: -0.50000
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: -0.50000
fruit ices: -0.50000
gelatins / puddings: -0.50000
granulated sugar: --
gravies: -0.50000
hard candy: -0.50000
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -0.50000
milk products: -0.50000
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -0.50000
sugar substitutes: --
sweet sauces: --

Safety references

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):23328-62-3
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :10887828
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
2-methylsulfanylacetaldehyde
Chemidplus:0023328623