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2,3-Butanedithiol

2,3-Butanedithiol Basic information
Product Name:2,3-Butanedithiol
Synonyms:1,4-DIMERCAPTOBUTANE;2,3-DIMERCAPTOBUTANE;2,3-BUTANEDITHIOL;2,3-Butandithiol;butane-2,3-dithiol;2,3-BUTANEDITHIOL, 97+%;2 3-BUTANEDITHIOL 99+%;Butanedithiol
CAS:4532-64-3
MF:C4H10S2
MW:122.25
EINECS:224-870-8
Product Categories:A-B;Alphabetical Listings;Self Assembly&Contact Printing;Self-Assembly Materials;Sulfur Compounds;Flavors and Fragrances;Pharmaceutical Raw Materials;Phenoles and thiophenoles;thiol Flavor;Thiols/Mercaptans;ThiolsOrganic Building Blocks
Mol File:4532-64-3.mol
2,3-Butanedithiol Structure
2,3-Butanedithiol Chemical Properties
Melting point -53.9°C (estimate)
Boiling point 86-87 °C/50 mmHg (lit.)
density 0.995 g/mL at 25 °C (lit.)
vapor density >1 (vs air)
refractive index n20/D 1.5194(lit.)
FEMA 3477 | 2,3-BUTANEDITHIOL
Fp 126 °F
form liquid (estimate)
pka9.93±0.10(Predicted)
color Colorless to Light yellow to Light orange
Specific Gravity0.995
Odorat 0.10 % in propylene glycol. meaty beefy
Odor Typesulfurous
JECFA Number539
LogP2.004 (est)
CAS DataBase Reference4532-64-3(CAS DataBase Reference)
EPA Substance Registry System2,3-Butanedithiol (4532-64-3)
Safety Information
Hazard Codes Xn
Risk Statements 10-22-36/37/38
Safety Statements 16-26
RIDADR UN 3336 3/PG 3
WGK Germany 3
HazardClass 3.2
PackingGroup III
HS Code 29309090
MSDS Information
ProviderLanguage
SigmaAldrich English
2,3-Butanedithiol Usage And Synthesis
Chemical PropertiesLight yellow transparent liquid. It is meaty, coffee, and garlicky. Boiling point 69~70℃(3732Pa). Insoluble in water, miscible in oil.
Uses2,3-Butanedithiol is a food spice used in roast beef, salami, coffee and more.
DefinitionChEBI: 2,3-Butanedithiol is an alkanethiol.
2,3-Butanedithiol Preparation Products And Raw materials
2,3-Butanedithiol PYRITHIOXIN DIHYDROCHLORIDE 5,7A-DIHYDRO-4AH-CYCLOPENTA[B][1,3]DITHIOLO[4,5-E][1,4]DITHIINE-2-THIONE AKOS BBS-00005212 Sodium thiomethoxide 4A,5,6,7,8,9,10,11,12,13,14,14A-DODECAHYDROCYCLODODECA[B][1,3]DITHIOLO[4,5-E][1,4]DITHIIN-2-ONE 2,2'-[(1,2-dicarboxyethylene)bis(thio)]bis[1,3,2-dithiastibolane-4,5-dicarboxylic] acid 1,2-Ethanedithiol AKOS 94265 PYRITHIOXIN SODIUM ETHANETHIOLATE ZERENEX ZX003740 METHYL MERCAPTAN diethyl dimercaptosuccinate AKOS BBS-00004822 Succimer N-BUTANE 1-BENZYL-3,4-BIS[(4-CHLOROPHENYL)SULFANYL]DIHYDRO-1H-PYRROLE-2,5-DIONE
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