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1,9-nonane dithiol

Chemical Structure

General Material Information

Preferred name 1,9-nonane dithiol
Trivial Name 1,9-Nonanedithiol
Short Description 1,9-nonanedithiol
Formula C9 H20 S2
CAS Number 3489-28-9
FEMA Number 3513
Flavis Number 12.069
ECHA Number 222-482-3
FDA UNII 5BPJ1XQE3T
Nikkaji Number J216.152D
MDL MFCD00004914
COE Number 11558
xLogP3-AA 3.90 (est)
NMR Predictor External link
JECFA Food Flavoring 542 1,9-nonanedithiol
FDA Patent No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm 3489-28-9 ; 1,9-NONANEDITHIOL
Synonyms
  • 1,9-dimercaptononane
  • 1,9-dinonyl mercaptan
  • nonamethylene dimercaptan
  • nonane-1,9-dithiol
  • 1,9-nonanedithiol
  • 1,9-Nonanedithiol
  • 1,9-Dimercaptononane
  • NSC 65658

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):HMDB31710
FooDB:FDB008373
Export Tariff Code:2930.90.5050
ChemSpider:View
FAO:1,9-Nonanedithiol

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 192.3883972168
Specific gravity @ 25 °C
Pounds per Gallon 7.922 to 7.963
Refractive Index 1.4999 to 1.5099 @ 20 °C
Boiling Point 351 to 352°C @ 760 mm Hg
Vapor Pressure 0.007 mmHg @ 25 °C
Vapor Density 6.6
Flash Point TCC Value 101.67 °C TCC
logP (o/w) 4.723 est
Solubility
alcohol Yes
oils Yes
water, 5.124 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Sulfurous
sulfurous, meaty, savory, fatty, lamb
General comment At 0.10 % in propylene glycol. sulfur meaty savory fatty lamb

Potential Uses

Applications
Flavoring purposes Lamb, Meat, Savory

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:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavoring agents
Recommendation for 1,9-nonane dithiol usage levels up to:
not for fragrance use.
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.0012 (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: 10
Click here to view publication 10
average usual ppmaverage 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: --

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):3489-28-9
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :248488
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
nonane-1,9-dithiol
Chemidplus:0003489289