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104-20-1

Name 4-(4-Methoxyphenyl)-2-butanone
CAS 104-20-1
EINECS(EC#) 203-184-2
Molecular Formula C11H14O2
MDL Number MFCD00008791
Molecular Weight 178.23
MOL File 104-20-1.mol

Chemical Properties

Appearance clear colourless to pale yellow liquid
Melting point  8 °C (lit.)
Boiling point  152-153 °C/15 mmHg (lit.)
density  1.046 g/mL at 25 °C(lit.)
vapor pressure  9-2000Pa at 20-115℃
FEMA  2672
refractive index  n20/D 1.519(lit.)
Fp  >230 °F
storage temp.  Sealed in dry,Room Temperature
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Oil
color  A colourless oily liquid with a sweet floral odour
Odor at 100.00 %. sweet dried raspberry rose cherry fruity cassie absolute
Odor Type berry
Water Solubility  Not miscible in water.
JECFA Number 818
BRN  1869592
LogP 2 at 23.1℃
CAS DataBase Reference 104-20-1(CAS DataBase Reference)
NIST Chemistry Reference 2-Butanone, 4-(4-methoxyphenyl)-(104-20-1)
EPA Substance Registry System 104-20-1(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S24/25:Avoid contact with skin and eyes .
WGK Germany  2
RTECS  EL9085500
TSCA  Yes
HS Code  29145090
Safety Profile
Low oral and skin toxicity. A flammable liquid. When heated to decomposition it emits acrid smoke and irritating fumes.
Toxicity
Both the acute oral LD50 value in rats and the acute dermal LD50 value in rabbits exceeded 5 g/kg (Russell, 1973)

Hazard Information

Material Safety Data Sheet(MSDS)

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