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135-98-8

Name SEC-BUTYLBENZENE
CAS 135-98-8
EINECS(EC#) 205-227-0
Molecular Formula C10H14
MDL Number MFCD00009329
Molecular Weight 134.22
MOL File 135-98-8.mol
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Chemical Properties

Appearance CLEAR LIQUID
Melting point  -75.5 °C (lit.)
Boiling point  173-174 °C (lit.)
density  0.863 g/mL at 25 °C(lit.)
vapor pressure  4 mm Hg ( 37.7 °C)
refractive index  n20/D 1.489(lit.)
Fp  114 °F
storage temp.  2-8°C
solubility  17.6mg/l
form  Liquid
pka >14 (Schwarzenbach et al., 1993)
color  Clear
explosive limit 0.8-6.9%(V)
Water Solubility  309mg/L(25 ºC)
Merck  14,1550
BRN  1903902
Henry's Law Constant (x 10-2 atm?m3/mol): 1.14 at 25 °C (Hine and Mookerjee, 1975)
Uses
Solvent for coating compositions, organic syn- thesis, plasticizer, surface-active agents.
CAS DataBase Reference 135-98-8(CAS DataBase Reference)
EPA Substance Registry System sec-Butylbenzene (135-98-8)
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Safety Data

Hazard Codes  F,T
Risk Statements 
R10:Flammable.
R39/23/24/25:Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed .
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
R11:Highly Flammable.
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 .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37:Wear suitable protective clothing and gloves .
S16:Keep away from sources of ignition-No smoking .
S7:Keep container tightly closed .
RIDADR  UN 2709 3/PG 3
WGK Germany  3
RTECS  CY9100000
Autoignition Temperature 784 °F
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29029000
Safety Profile
Moderately toxic by ingestion. A skin and eye irritant. Flammable liquid when exposed to heat or flame. To fight fire, use foam, CO2, dry chemical, water spray or mist. Incompatible with oxidzing materials. When heated to decomposition it emits acrid smoke and fumes.
Hazardous Substances Data 135-98-8(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: 1926 mg/kg LD50 dermal Rabbit > 13760 mg/kg

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