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Methyl propyl disulfide

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Methyl propyl disulfide Basic information
Product Name:Methyl propyl disulfide
Synonyms:METHYL PROPYL DISULFIDE;METHYL PROPYL DISULPHIDE;PROPYL METHYL DISULFIDE;Methyl propyl;1-Methyl-2-propyldisulfane;Methyl propyl disulfide,95%;Methyl propyl disulfide,80%,tech.;Methyl propyl disulfide 90%
CAS:2179-60-4
MF:C4H10S2
MW:122.25
EINECS:218-551-2
Product Categories:Organic Building Blocks;Sulfides/Disulfides;Sulfur Compounds;Alphabetical Listings;Flavors and Fragrances;M-N;Sulfides flavors;sulfide Flavor
Mol File:2179-60-4.mol
Methyl propyl disulfide Structure
Methyl propyl disulfide Chemical Properties
Melting point -101.52°C (estimate)
Boiling point 69-71 °C/43 mmHg (lit.)
density 0.98 g/mL at 25 °C (lit.)
refractive index n20/D 1.508(lit.)
FEMA 3201 | METHYL PROPYL DISULFIDE
Fp 109 °F
storage temp. 0-6°C
form Liquid
Specific Gravity0.98
color Clear slightly yellow
Odorat 0.10 % in propylene glycol. sulfury onion radish mustard tomato
Odor Typealliaceous
biological sourcesynthetic
JECFA Number565
InChI1S/C4H10S2/c1-3-4-6-5-2/h3-4H2,1-2H3
InChIKeyPUCHCUYBORIUSM-UHFFFAOYSA-N
SMILESCCCSSC
LogP2.83
CAS DataBase Reference2179-60-4(CAS DataBase Reference)
NIST Chemistry ReferenceDisulfide, methyl propyl(2179-60-4)
EPA Substance Registry SystemMethyl propyl disulfide (2179-60-4)
Safety Information
Hazard Codes Xi
Risk Statements 10-36-36/37/38
Safety Statements 16-26-37/39
RIDADR UN 1993 3/PG 3
WGK Germany 3
TSCA TSCA listed
HazardClass 3.2
PackingGroup III
HS Code 29309090
Storage Class3 - Flammable liquids
Hazard ClassificationsEye Irrit. 2
Flam. Liq. 3
MSDS Information
ProviderLanguage
SigmaAldrich English
ACROS English
Methyl propyl disulfide Usage And Synthesis
DescriptionMethyl propyl disulfide has an odor and taste reminiscent of cooked onion. May be prepared from Bunte salt and the corresponding thiol.
Chemical PropertiesMethyl propyl disulfide has a powerful, penetrating sulfuraceous–herbaceous, onion-like odor
Chemical PropertiesCLEAR SLIGHTLY YELLOWISH LIQUID
OccurrenceReported found in cabbage, onion oil, onion, garlic, shallot, leek, chive, fried potato, potato, tomato, beef, peanut, cooked beef, roast peanut and Brussels sprout
UsesMethyl propyl disulfide is used as a daily-use and food flavoring.
DefinitionChEBI: Methyl propyl disulfide is an organic disulfide.
PreparationFrom Bunte salt and the corresponding thiol.
Taste threshold valuesTaste characteristics at 0.5 ppm: onion, garlic, tomato, potato, alliaceous and vegetative
Methyl propyl disulfide Preparation Products And Raw materials
Raw materialsgreen onions-->WHITECABBAGE-->FEMA 2817-->Garlic P.E
Preparation ProductsEthyl methyl disulfide
Tag:Methyl propyl disulfide(2179-60-4) Related Product Information
Propyl disulfide Dimethyl disulfide Propyl gallate Propyl butyrate Allyloxypolyethyleneglycol Allyl ether Allyl glycidyl ether Kresoxim-methyl Allicin Thiophanate-methyl Diallyl disulfide Methyl SPDP Thiamine disulfide D-Cystine 3,3'-Dithiodipropionic acid trans-4,5-Dihydroxy-1,2-dithiane D-Penicillamine disulfide