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2-Butanethiol

2-Butanethiol / CAS : 513-53-1

Appearance Transparent liquid UN 2347
HS 29309090 DG Class 3
Synonyms 1-Methylpropanethiol; 1-Methyl-1-Propanethiol; Sec-Butyl Mercaptan; 1-Methylpropane-1-Thiol; Butane-2-Thiol; 2-Mercaptobutane; Sec-Butyl Mercaptan,Mercaptan; Butan-2-Thiol; Sec-Butyl Mercaptan, Mercaptan
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Properties

Summary

Formula
C4H10S
Molecular Mass
90.18720
Exact Mass
90.05030
PSA
38.80000
Logp
1.71470
IUPAC
butane-2-thiol
SMILES
CCC(C)S

Attribute classification

Matter Classification
organic
Category
Flavors and Fragrances > Spice

Chemical and Physical Properties

Melting Point
-140ºC
Density
0.83 g/mL
Boiling Point
84.6-85.2 °C
Flash Point
70 °F
Appearance
Transparent liquid
Acidity and Basicity
acidness

Export information

HS Code
29309090
Export Rebate
13%
UN No.
2347
DG-Class
3
Risk Code
R11; R36/37/38
Safety Label
F,Xi

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