methyl methane thiosulfonate
S-methyl methanethiosulfonate
Identification
| Name | methyl methane thiosulfonate |
| IUPAC | methylsulfonylsulfanylmethane |
| CAS Number | 2949-92-0 |
| EINECS | 220-970-0 |
| FDA UNII | 0906Z2356U |
| Molecular Formula | C2 H6 O2 S2 |
| Molecular Weight | 126.19822000 |
| MDL Number | MFCD00007565 |
| Nikkaji Number | J149.996C |
| Beilstein | 1446059 |
| CoE Number | 11520 |
Regulatory
| DG SANTE Food Flavourings | 12.159 S-methyl methanethiosulfonate |
Physical Properties
| Appearance | pale yellow to yellow clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.31500 to 1.32100 @ 25.00 °C. |
| Pounds per Gallon - (est). | 10.942 to 10.992 |
| Refractive Index | 1.50700 to 1.51300 @ 20.00 °C. |
| Boiling Point | 266.00 to 267.00 °C. @ 760.00 mm Hg, 69.00 to 71.00 °C. @ 0.40 mm Hg |
| Vapor Pressure | 0.014000 mmHg @ 25.00 °C. (est) |
| Flash Point | 188.00 °F. TCC ( 86.67 °C. ) |
| logP (o/w) | 0.247 (est) |
| Soluble in | alcohol |
| Insoluble in | water |
Organoleptic Properties
| Odor Description | at 0.10 % in propylene glycol. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | intraperitoneal-mouse LD50 9110 ug/kg |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavoring agents |
| Recommendation for methyl methane thiosulfonate usage levels up to | not for fragrance use. |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 0.061 (μg/capita/day) |
| Modified Theoretical Added Maximum Daily Intake (mTAMDI) | 160 (μg/person/day) |
| Threshold of Concern | 90 (μg/person/day) |
| Structure Class | III |
| Dairy products, excluding products of category 02.0 (01.0) | 0.40000 |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0) | 0.20000 |
| Edible ices, including sherbet and sorbet (03.0) | 0.40000 |
| Processed fruit (04.1) | 0.30000 |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) | - |
| Confectionery (05.0) | 0.40000 |
| Chewing gum (05.3) | - |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) | 0.20000 |
| Bakery wares (07.0) | 0.40000 |
| Meat and meat products, including poultry and game (08.0) | 0.10000 |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0) | 0.10000 |
| Eggs and egg products (10.0) | - |
| Sweeteners, including honey (11.0) | - |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0) | 0.20000 |
| Foodstuffs intended for particular nutritional uses (13.0) | 0.40000 |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1) | 0.20000 |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) | 0.40000 |
| Ready-to-eat savouries (15.0) | 1.00000 |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) | 0.20000 |
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Potential Uses
Natural Occurrence
Synonyms
methane sulfonothioic acid S-methyl ester
methanesulfonic acid, thio-, S-methyl ester
methanesulfonothioic acid, S-methyl ester
methanethiosulfonic acid S-methyl ester
methanethiosulfonic acid, S-methyl ester
methyl methane sulfonothioate
methyl methane thiol sulfonate
S-
methyl methanesulfonothioate
S-
methyl methanethiolsulfonate
S-
methyl methanethiosulfonate
S-
methyl methanethiosulphonate
S-
methyl thiomethanesulfonate
methylsulfonylsulfanylmethane
PubMed:
Conformation-dependent inactivation of human betaine-homocysteine S-methyltransferase by hydrogen peroxide in vitro.
PubMed:
Antimicrobial activity of the essential oil and some isolated sulfur-rich compounds from Scorodophloeus zenkeri.
PubMed:
Formation of methanethiol and dimethyl disulfide in crushed tissues of broccoli florets and their inhibition by freeze-thawing.
PubMed:
Differential inhibition of human platelet aggregation by selected Allium thiosulfinates.
PubMed:
Antimicrobial activity of sulfur compounds derived from cabbage.