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78-81-9

Name Isobutylamine
CAS 78-81-9
EINECS(EC#) 201-145-4
Molecular Formula C4H11N
MDL Number MFCD00008146
Molecular Weight 73.14
MOL File 78-81-9.mol

Chemical Properties

Appearance Butyl amines are highly flammable, colorless liquids (n-turns yellow on standing) with ammoniacal or fishlike odors. n-isomer:
Melting point  -85 °C (lit.)
Boiling point  64-71 °C (lit.)
density  0.736 g/mL at 25 °C(lit.)
vapor pressure  15.9kPa at 20℃
FEMA  4239
refractive index  n20/D 1.397(lit.)
Fp  15 °F
storage temp.  Store below +30°C.
solubility  1000g/l
form  Liquid
pka pK1:10.41(+1) (25°C)
color  Clear colorless to slightly yellow
Odor Strong ammoniacal.
PH 12.2 (100g/l, H2O, 20℃)
explosive limit 2-9%(V)
Odor Threshold 0.0015ppm
Odor Type fishy
Water Solubility  soluble
Detection Methods GC
JECFA Number 1583
Merck  14,5132
BRN  385626
Dielectric constant 4.4(Ambient)
LogP -0.3 at 25℃
Uses
Organic synthesis, insecticides.
CAS DataBase Reference 78-81-9(CAS DataBase Reference)
NIST Chemistry Reference 1-Propanamine, 2-methyl-(78-81-9)
EPA Substance Registry System 78-81-9(EPA Substance)

Safety Data

Hazard Codes  F,C
Risk Statements 
R11:Highly Flammable.
R22:Harmful if swallowed.
R35:Causes severe burns.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
OEL STEL: 5.0 ppm; 15.0 mg/m3
RIDADR  UN 1214 3/PG 2
WGK Germany  1
RTECS  NP9900000
10-23
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29211990
Hazardous Substances Data 78-81-9(Hazardous Substances Data)
Toxicity
LD50 (14 day) in male, female rats (mg/kg): 224.4, 231.8 orally (Cheever)

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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