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513-53-1

Name 2-Butanethiol
CAS 513-53-1
EINECS(EC#) 208-165-2
Molecular Formula C4H10S
MDL Number MFCD00004865
Molecular Weight 90.19
MOL File 513-53-1.mol
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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
pka 10.92±0.10(Predicted)
color  Colorless to Almost colorless
Specific Gravity 0.83
Odor sulfurous
explosive limit 1.7-9.6%(V)
Odor Threshold 0.00003ppm
Merck  1578
LogP 2.180
CAS DataBase Reference 513-53-1(CAS DataBase Reference)
NIST Chemistry Reference 2-Butanethiol(513-53-1)
EPA Substance Registry System 2-Butanethiol (513-53-1)
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Safety Data

Hazard Codes  F,Xi
Risk Statements 
R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
RIDADR  UN 2347 3/PG 2
WGK Germany  3
F  13
HazardClass  3.1
PackingGroup  II
HS Code  29309070
Hazardous Substances Data 513-53-1(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: 5176 mg/kg LD50 dermal Rabbit > 2000 mg/kg

Hazard Information

Material Safety Data Sheet(MSDS)

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