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    General Material Information
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meaty dithiane

General Material Information

Preferred name meaty dithiane
Trivial Name 2,5-dimethyl-1,4-dithiane-2,5-diol
Short Description 2,5-dimethyl-2,5-dihydroxy-1,4-dithiane
Formula C6 H12 O2 S2
CAS Number 55704-78-4
CAS Number 55704-78-4 (RR)
CAS Number 55704-78-4 (RS)
CAS Number 55704-78-4 (SS)
FEMA Number 3450
Flavis Number 15.006
ECHA Number 259-770-3
FDA UNII N99176196Z
Nikkaji Number J285.273J
MDL MFCD00010121
COE Number 2322
xLogP3-AA 0.60 (est)
Bio Activity Summary External link
NMR Predictor External link
JECFA Food Flavoring 562 2,5-dimethyl-2,5-dihydroxy-1,4-dithiane
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 55704-78-4 ; 2,5-DIMETHYL-2,5-DIHYDROXY-1,4-DITHIANE
Synonyms
  • cyclodithalfarol (IFF)
  • cyclodithalfarol-705 (IFF)
  • 2,5-dihydroxy-2,5-dimethyl-1,4-dithiane
  • dimeric mercapto propanone
  • dimeric mercaptopropanone
  • dimeril mercapto propanone
  • 2,5-dimethyl-1,4-dithiane-2,5-diol
  • 2,5-dimethyl-2, 5-dihydroxy-1,4-dithiane
  • 2,5-dimethyl-2,5-dihdroxy-p-dithiane
  • 2,5-dimethyl-2,5-dihydroxy-1,4-dithiane
  • 2,5-dimethyl-2,5-dihydroxy-p-dithiane
  • 2,5-dimethyl-2,5-dihydroxy-para-dithiane
  • 2,5-dimethyl-p-dithiane-2,5-diol
  • 2,5-dimethyl-para-dithiane-2,5-diol
  • 1,4-dithiane-2,5-diol, 2,5-dimethyl-
  • 2-mercaptopropanone
  • 1-mercaptopropanone (dimer)
  • mercaptopropanone/dimer

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

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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):HMDB33556
FooDB:FDB011622
Export Tariff Code:2930.90.9190
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
FAO:2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 180.2900390625
Melting Point 81 to 83°C @ 760 mm Hg
Boiling Point 326 to 327°C @ 760 mm Hg
Vapor Pressure 1.6E-5 mmHg @ 25 °C
Vapor Density 6.2
Flash Point TCC Value 62.78 °C TCC
logP (o/w) 0.781 est
Shelf life 3 months (or longer if stored properly.)
Storage notes Store under nitrogen.
Solubility
alcohol Yes
oils Yes
water, slightly Yes
water, 7234 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Meaty
pork, lamb, chicken, savory, bouillon, onion
General comment At 0.10 % in propylene glycol. pork lamb chicken savory bouillon onion
Flavor Type: Meaty
meaty, pork, bouillon
General comment Meaty pork

Occurrences

Potential Uses

Applications
Flavoring purposes Beef, Chicken, Meat

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 36/38 - Irritating to skin and eyes.
S 02 - Keep out of the reach of children.
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-mouse LD50 [sex: F (5/group)] 360 mg/kg
(Fogleman & DeProspo, 1973a)

Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for meaty dithiane usage levels up to:
0.0100 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.15 (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: 9
Click here to view publication 9
average usual ppmaverage maximum ppm
baked goods: -7.50000
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: -2.00000
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -2.00000
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -1.00000
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

Scientific Opinion on Flavouring Group Evaluation 08, Revision 5 (FGE.08Rev5): 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):55704-78-4
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :62105
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
2,5-dimethyl-1,4-dithiane-2,5-diol
Chemidplus:0055704784
(2R,5R)-2,5-dimethyl-1,4-dithiane-2,5-diol
(2R,5S)-2,5-dimethyl-1,4-dithiane-2,5-diol
(2S,5S)-2,5-dimethyl-1,4-dithiane-2,5-diol