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1878-18-8

Name 2-Methyl-1-butanethiol
CAS 1878-18-8
EINECS(EC#) 217-515-3
Molecular Formula C5H12S
MDL Number MFCD00004883
Molecular Weight 104.21
MOL File 1878-18-8.mol
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Chemical Properties

Appearance clear colourless liquid
Melting point  -109.95°C (estimate)
Boiling point  116-117 °C(lit.)
density  0.848 g/mL at 25 °C(lit.)
vapor pressure  41.4 mm Hg ( 37.7 °C)
FEMA  3303
refractive index  n20/D 1.447(lit.)
Fp  67 °F
storage temp.  Flammables area
form  liquid (estimate)
pka 10.41±0.10(Predicted)
color  Colorless to Almost colorless
Odor at 0.10 % in propylene glycol. sulfurous meaty bloody
Odor Type sulfurous
Sensitive  Air Sensitive
JECFA Number 515
LogP 2.66
CAS DataBase Reference 1878-18-8(CAS DataBase Reference)
NIST Chemistry Reference 1-Butanethiol, 2-methyl-(1878-18-8)
EPA Substance Registry System 1878-18-8(EPA Substance)
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Safety Data

Hazard Codes  F,Xi,Xn
Risk Statements 
R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
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 .
S33:Take precautionary measures against static discharges .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
RIDADR  UN 1111 3/PG 2
WGK Germany  3
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29309090

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