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2-Butanethiol

2-Butanethiol Basic information
Product Name:2-Butanethiol
Synonyms:2-BUTANETHIOL 98+%;SEC-BUTYL MERCAPTAN 93+%;S-Butanethiol;Butan-2-thiol;1-METHYL-1-PROPANETHIOL 98%;sec-Butyl mercaptan, Mercaptan C4;Inchi=1/C4H10S/C1-3-4(2)5/H4-5H,3H2,1-2h;2-BUTANETHIOL FOR SYNTHESIS 5 ML
CAS:513-53-1
MF:C4H10S
MW:90.19
EINECS:208-165-2
Product Categories:thiol Flavor
Mol File:513-53-1.mol
2-Butanethiol Structure
2-Butanethiol Chemical Properties
Melting point -165°
Boiling point 84.6-85.2 °C(lit.)
density 0.83 g/mL at 25 °C(lit.)
vapor pressure 142 mm Hg ( 37.7 °C)
refractive index n20/D 1.436(lit.)
Fp 70 °F
storage temp. Store below +30°C.
solubility 1.32g/l
form liquid
pka10.92±0.10(Predicted)
Specific Gravity0.83
color Colorless to Almost colorless
Odorsulfurous
Odor Threshold0.00003ppm
explosive limit1.7-9.6%(V)
Merck 14,1578
LogP2.180
CAS DataBase Reference513-53-1(CAS DataBase Reference)
NIST Chemistry Reference2-Butanethiol(513-53-1)
EPA Substance Registry System2-Butanethiol (513-53-1)
Safety Information
Hazard Codes F,Xi
Risk Statements 11-36/37/38
Safety Statements 16-26-36
RIDADR UN 2347 3/PG 2
WGK Germany 3
F 13
HazardClass 3.1
PackingGroup II
HS Code 29309070
Hazardous Substances Data513-53-1(Hazardous Substances Data)
ToxicityLD50 orally in Rabbit: 5176 mg/kg LD50 dermal Rabbit > 2000 mg/kg
MSDS Information
ProviderLanguage
2-Butanethiol English
SigmaAldrich English
2-Butanethiol Usage And Synthesis
Usessec-Butyl Mercaptan is used in the preparation of arylsulfides via palladium catalyzed thioetherification of aryl bromides and iodides.
Purification MethodsPurify it as for 1-butanethiol. [Beilstein 1 IV 1584.]
2-Butanethiol Preparation Products And Raw materials
Preparation ProductsDI-SEC-BUTYL SULFIDE
Methylparaben PYRITHIOXIN DIHYDROCHLORIDE Methyl MERCAPTANS Sodium thiomethoxide Bensulfuron methyl 1-butanethiol[qr Parathion-methyl 1,2-Ethanedithiol PYRITHIOXIN Kresoxim-methyl Thiophanate-methyl 3-METHYL-2-BUTANETHIOL Ethanethiol 2-Butanethiol Methyl acetate 2-Ethylhexyl 10-ethyl-4-[[2-[(2-ethylhexyl)oxy]-2-oxoethyl]thio]-4-methyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate 1-Dodecanethiol
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