Category: flavoring agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Physical Properties:
Appearance: | colorless clear liquid (est) |
Assay: | 97.30 to 100.00 %
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Additional Assay Information: | racemate |
Food Chemicals Codex Listed: | No |
Specific Gravity: | 1.01400 to 1.02000 @ 25.00 °C.
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Pounds per Gallon - (est).: | 8.437 to 8.487
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Refractive Index: | 1.44700 to 1.45300 @ 20.00 °C.
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Boiling Point: | 193.00 °C. @ 760.00 mm Hg
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Vapor Pressure: | 0.472000 mmHg @ 25.00 °C. (est) |
Flash Point: | 166.00 °F. TCC ( 74.40 °C. ) (est)
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logP (o/w): | 2.062 (est) |
Soluble in: |
| alcohol | | water, slightly | | water, 2642 mg/L @ 25 °C (est) |
Insoluble in: |
| water |
Organoleptic Properties:
Cosmetic Information:
Suppliers:
Safety Information:
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Hazards identification |
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Classification of the substance or mixture |
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS) |
None found. |
GHS Label elements, including precautionary statements |
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Pictogram | |
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Hazard statement(s) |
None found. |
Precautionary statement(s) |
None found. |
Oral/Parenteral Toxicity: |
Not determined
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Dermal Toxicity: |
Not determined
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Inhalation Toxicity: |
Not determined
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Safety in Use Information:
Category: | flavoring agents |
Recommendation for propyl 2-mercaptopropionate usage levels up to: | | not for fragrance use.
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Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.012 (μg/capita/day) |
Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.10 (μg/capita/day) |
Modified Theoretical Added Maximum Daily Intake (mTAMDI): | ND (μg/person/day) |
Threshold of Concern: | 1800 (μg/person/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: 22 |
Click here to view publication 22 |
| average usual ppm | average maximum ppm |
baked goods: | - | - |
beverages(nonalcoholic): | - | - |
beverages(alcoholic): | - | - |
breakfast cereal: | - | - |
cheese: | - | - |
chewing gum: | - | - |
condiments / relishes: | 0.04000 | 0.10000 |
confectionery froastings: | - | - |
egg products: | - | - |
fats / oils: | - | - |
fish products: | - | - |
frozen dairy: | - | - |
fruit ices: | - | - |
gelatins / puddings: | - | - |
granulated sugar: | - | - |
gravies: | 0.04000 | 0.10000 |
hard candy: | - | - |
imitation dairy: | - | - |
instant coffee / tea: | - | - |
jams / jellies: | - | - |
meat products: | 0.04000 | 0.10000 |
milk products: | - | - |
nut products: | - | - |
other grains: | - | - |
poultry: | - | - |
processed fruits: | - | - |
processed vegetables: | - | - |
reconstituted vegetables: | - | - |
seasonings / flavors: | 0.04000 | 0.10000 |
snack foods: | 0.04000 | 0.10000 |
soft candy: | - | - |
soups: | 0.04000 | 0.10000 |
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 91 (FGE.91): Consideration of simple aliphatic and aromatic sulphides and thiols evaluated by JECFA (53rd and 68th meetings) structurally related to aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups evaluated by EFSA in FGE.08Rev1 (2009) View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 91, Revision 1 (FGE.91Rev1): Consideration of simple aliphatic and aromatic sulphides and thiols evaluated by JECFA (53rd and 68th meetings) structurally related to aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups evaluated by EFSA in FGE.08Rev3 (2011) View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 91, Revision 2 (FGE.91Rev2): Consideration of simple aliphatic and aromatic sulphides and thiols evaluated by the JECFA (53rd and 68th meetings) structurally related to aliphatic and alicyclic mono-, di-, tri-, and polysulphides with or without additional oxygenated functional groups evaluated by EFSA in FGE.08Rev5 (2012) View page or View pdf |
Scientific Opinion on Flavouring Group Evaluation 91, Revision 3 (FGE.91Rev3): consideration of aliphatic, aromatic and a,ß-unsaturated sulfides and thiols evaluated by JECFA (53rd, 61st, 68th and 76th meetings), structurally related to substances in FGE.08Rev5 View page or View pdf |
EPI System: | View |
AIDS Citations: | Search |
Cancer Citations: | Search |
Toxicology Citations: | Search |
EPA ACToR: | Toxicology Data |
EPA Substance Registry Services (SRS): | Registry |
Laboratory Chemical Safety Summary : | 22445528 |
National Institute of Allergy and Infectious Diseases: | Data |
| propyl 2-sulfanylpropanoate |
Chemidplus: | 0019788502 |
References:
Other Information:
Potential Blenders and core components note
|
For Odor |
alliaceous |
| dimethyl trisulfide | FL/FR |
| methyl furfuryl disulfide | FL/FR |
| rum ether | FL/FR |
chocolate |
2,6- | dimethyl pyrazine | FL/FR |
coffee |
| coffee difuran | FL/FR |
2- | methyl-3-,5 or 6-(furfuryl thio) pyrazine | FL/FR |
| nutty pyrazine | FL/FR |
fermented |
| ethyl crotonate | FL/FR |
fruity |
(E)-7- | methyl-3-octen-2-one | FL/FR |
| tropical thiazole | FL/FR |
| tropical trithiane | FL/FR |
green |
2- | heptyl furan | FL/FR |
4- | hexenol | FL/FR |
(E,Z)-2,6- | nonadienal | FL/FR |
| meaty dithiane | FL/FR |
4- | methyl nonanoic acid | FL/FR |
| sulfurol | FL/FR |
| sulfuryl acetate | FL/FR |
moldy |
| strawberry furanone methyl ether | FL/FR |
musty |
| hazelnut pyrazine | FL/FR |
2- | ethyl pyrazine | FL/FR |
2- | ethyl-4-methyl thiazole | FL/FR |
2- | methyl-3-(methyl thio) pyrazine | FL/FR |
phenolic |
2,3- | dimethyl benzofuran | FL/FR |
ortho- | guaiacol | FL/FR |
4- | vinyl phenol | FL/FR |
| pyroligneous acids | FL/FR |
| benzothiazole | FL/FR |
| ethyl 2-mercaptopropionate | FL/FR |
| ethyl 3-mercaptopropionate | FL/FR |
| fish thiol | FL/FR |
2- | mercaptopropionic acid | FL/FR |
4- | methyl 4-mercaptopentan-2-one 1% solution | FL/FR |
2-( | methyl thio) phenol | FL/FR |
1- | phenethyl mercaptan | FL/FR |
tobacco |
| methyl benzoxole | FL/FR |
|
For Flavor |
|
No flavor group found for these |
4- | acetyl-2-methyl pyrimidine | FL |
| amyl mercaptan | FL |
1,2- | butane dithiol | FL |
2-(2- | butyl)-4,5-dimethyl-3-thiazoline | FL |
2,5- | diethyl thiazole | FL |
3,6- | diethyl-1,2,4,5-tetrathiane and 3,5-diethyl-1,2,4-trithiolane mixture 1% in vegetable oil triglyceri | FL |
| dihydro-2,4,6-trimethyl-1,3,5(4H)-dithiazine | FL |
| dimethyl tetrasulfide | FL |
2,6- | dimethyl-3-((2-methyl-3-furyl)thio)-4-heptanone | FL |
bis(2,5- | dimethyl-3-furyl) disulfide | FL |
(Z+E)-2,5- | dimethyl-3-tetrahydrofuran thiol | FL |
(Z+E)-2,5- | dimethyl-3-thioacetoxytetrahydrofuran | FL |
2,5- | dimethyl-3-thiofuroyl furan | FL |
S- | ethyl 2-acetyl aminoethane thioate | FL |
| ethyl 3-mercaptopropionate | FL/FR |
3-( | ethyl thio) butanol | FL |
2- | ethyl-3-methyl thiopyrazine | FL |
(Z+E)-5- | ethyl-4-methyl-2-(2-butyl) thiazoline | FL |
(Z+E)-5- | ethyl-4-methyl-2-(2-methyl propyl) thiazoline | FL |
2- | hexyl thiophene | FL |
1-(3- | hydroxy-5-methyl-2-thienyl) ethanone | FL |
3- | mercapto-3-methyl butyl formate | FL |
4- | mercapto-3-methyl-2-butanol | FL |
4- | methyl 4-mercaptopentan-2-one 1% solution | FL/FR |
| methyl dihydrofuran thiol | FL |
2- | methyl thiazolidine | FL |
2- | methyl-1-butane thiol | FL |
4- | methyl-2-(methyl thiomethyl)-2-hexenal | FL |
2- | methyl-2-thiazoline | FL |
2- | methyl-3-,5 or 6-(furfuryl thio) pyrazine | FL/FR |
2- | methyl-3-(methyl thio) pyrazine | FL/FR |
3-((2- | methyl-3-furyl)thio)-4-heptanone | FL |
4-((2- | methyl-3-furyl)thio)-5-nonanone | FL |
1,9- | nonane dithiol | FL |
| peanut dithiazine | FL |
1- | phenethyl mercaptan | FL/FR |
1- | phenyl-3(5)-propyl pyrazole | FL |
3-iso | propenyl pentane dioic acid | FL |
iso | propyl disulfide | FL |
2-iso | propyl-3-(methyl thio) pyrazine | FL |
| thiazole | FL |
3- | thienyl mercaptan | FL |
| thioacetic acid | FL |
|
5- | acetyl-2,3-dihydro-1,4-thiazine | FL |
S- | allyl-laevo-cysteine | FL |
3,5- | diisopropyl-1,2,4-trithiolane | FL |
3,5- | dimethyl-1,2,4-trithiolane | FL |
3,7- | dimethyl-2,6-octadien-1-yl cyclopropyl carboxamide | FL |
2,4- | dimethyl-3-oxazoline | FL |
4- | mercapto-2-pentanone 1% in acetoin | FL |
(±)-3-( | methyl thio) heptanal | FL |
3-( | methyl thio) methyl thiophene | FL |
2- | methyl-1-methyl thio-2-butene | FL |
| pyrrolidino-(1,2E)-4H-2,4-dimethyl-1,3,5-dithiazine | FL |
1-(2- | thienyl) butanone | FL |
alliaceous |
| allyl disulfide | FL |
| allyl mercaptan | FL |
1,3- | butane dithiol | FL |
| cyclopentyl mercaptan | FL |
| dimethyl trisulfide | FL/FR |
3- | mercapto-2-pentanone | FL |
3- | tetrahydrothiophenone | FL |
| tropical thiazole | FL/FR |
burnt |
| bacon dithiazine | FL |
1,6- | hexane dithiol | FL |
| rum ether | FL/FR |
chemical |
2,3- | dimethyl benzofuran | FL/FR |
2,5- | dimethyl furan | FL |
coffee |
| coffee difuran | FL/FR |
2- | ethyl-4-methyl thiazole | FL/FR |
| methyl furfuryl disulfide | FL/FR |
earthy |
| difurfuryl sulfide | FL |
1,8- | octane dithiol | FL |
eggy |
iso | propyl mercaptan | FL |
fatty |
2- | heptyl furan | FL/FR |
4- | methyl nonanoic acid | FL/FR |
(E)-7- | methyl-3-octen-2-one | FL/FR |
2- | pentyl thiophene | FL |
fruity |
| tropical trithiane | FL/FR |
green |
4- | methyl thiazole | FL |
(E,Z)-2,6- | nonadienal | FL/FR |
4- | penten-1-yl acetate | FL |
meaty |
4- | allyl-2,6-dimethoxyphenol | FL |
| benzothiazole | FL/FR |
2,6- | dimethyl pyrazine | FL/FR |
2,6- | dimethyl thiophenol | FL |
2,5- | dimethyl-3-furan thiol | FL |
1,1- | ethane dithiol 1% in ethanol 94.5% / ethyl acetate 4% | FL |
| furfuryl 2-methyl-3-furyl disulfide | FL |
| meaty dithiane | FL/FR |
3- | mercapto-2-butanone | FL |
(R,S)-2- | mercapto-3-butanol | FL |
2- | mercaptomethyl pyrazine | FL |
2- | mercaptopropionic acid | FL/FR |
2- | methyl 3-(methyl thio) furan | FL |
2-( | methyl thio) phenol | FL/FR |
| methyl thiofuryl butanal | FL |
12- | methyl tridecanal | FL |
bis(2- | methyl-3-furyl) disulfide | FL |
S-(2- | methyl-3-furyl) ethane thioate | FL |
2- | methyl-3-tetrahydrofuran thiol | FL |
2- | methyl-3-thioacetoxytetrahydrofuran | FL |
| phenyl mercaptan | FL |
| pyrazinyl ethane thiol | FL |
2- | pyridinyl methane thiol | FL |
| sulfurol | FL/FR |
| sulfuryl acetate | FL/FR |
| thialdine | FL |
ortho- | thiocresol | FL |
ortho- | thioguaiacol | FL |
metallic |
2,5- | dihydroxy-1,4-dithiane | FL |
4- | hexenol | FL/FR |
moldy |
| strawberry furanone methyl ether | FL/FR |
musty |
| hazelnut pyrazine | FL/FR |
nutty |
3- | acetyl-2,5-dimethyl thiophene | FL |
2- | acetyl-4-methyl thiazole | FL |
2- | butyl-2-butenal | FL |
| chestnut flavor | FL |
3,5- | diethyl-2-methyl pyrazine | FL |
2,5- | diethyl-3-methyl pyrazine | FL |
2- | ethyl pyrazine | FL/FR |
| methyl benzoxole | FL/FR |
| nutty pyrazine | FL/FR |
| nutty thiazole | FL |
onion |
| ethyl 2-mercaptopropionate | FL/FR |
| furfuryl isopropyl sulfide | FL |
phenolic |
2- | ethyl benzene thiol | FL |
4- | vinyl phenol | FL/FR |
popcorn |
2- | propionyl-2-thiazoline | FL |
radish |
3-( | methyl thio) propyl mercaptoacetate | FL |
roasted |
| hexyl mercaptan | FL |
| lactoyl ethanolamine | FL |
| lactoyl ethanolamine phosphate | FL |
rummy |
| ethyl crotonate | FL/FR |
smoky |
| prosopis juliflora wood extract | FL |
| pyroligneous acids | FL/FR |
sulfurous |
2,3- | butane dithiol | FL |
| ethyl methyl sulfide | FL |
S- | ethyl thioacetate | FL |
| fish thiol | FL/FR |
| methyl 2-methyl-3-furyl disulfide | FL |
3- | methyl-2-butane thiol | FL |
2- | naphthyl mercaptan | FL |
| potato butanone | FL |
| roasted butanol | FL |
2,4,6- | trithiaheptane 10% in triacetin | FL |
vegetable |
| tyramine | FL |
wasabi |
2-( | methyl thio) ethyl acetate | FL |
woody |
ortho- | guaiacol | FL/FR |
yeasty |
| faex extracts | FL |
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Potential Uses:
Occurrence (nature, food, other): note
Synonyms:
2- | mercaptopropanoic acid propyl ester | | propanoic acid, 2-mercapto-, propyl ester | | propyl 2-sulfanyl propanoate | | propyl 2-sulfanylpropanoate | | propyl-2-mercaptopropionate |
Articles:
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