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100-99-2

100-99-2 structural image
Product Name: Triisobutylaluminum
Formula: C12H27Al
Synonyms: Aluminumtriisobutanide;TIBA;TIBA solution
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Triisobutyl aluminum appears as a colorless liquid.
Color/Form CLEAR COLORLESS LIQUID
Boiling Point 414 °F at 760 mmHg (USCG, 1999)
Melting Point 33.8 °F (USCG, 1999)
Flash Point -23 °C (closed cup)
Density 0.788 at 68 °F (USCG, 1999) - Less dense than water; will float
Vapor Pressure 0.13 [mmHg]
Stability/Shelf Life Undiluted material is of relatively low thermal stability (decomposes above 50 °C).
Autoignition Temperature Ignites spontaneously under ambient conditions (USCG, 1999)
Decomposition When heated to decomposition, it emits acrid smoke and irritating fumes.
Viscosity 1.9 mPa-s (millipascal second) at 25 °C
Heat of Combustion -18.423 BTU/LB= -10.235 CAL/G= -428.23X10+5 JOULES/KG
Heat of Vaporization 101 BTU/LB= 56 CAL/G= 2.3X10+5 JOULES/KG
Surface Tension 24 DYNES/CM= 0.024 NEWTONS/M AT 20 °C (ESTIMATED)
Other Experimental Properties Specific heat 2.12 J/g at 57 °C
Chemical Classes Metals -> Metals, Organic Compounds

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Flame
Flammables
GHS02

Corrosion
Corrosives
GHS05

Exclamation Mark
Irritant
GHS07

Health Hazard
GHS08
GHS Hazard Statements H225:Flammable liquids
H250:Pyrophoric liquids; Pyrorophoric solids
H260:Substances And Mixtures Which, In Contact With Water,Emit Flammable Gases
H304:Aspiration hazard
H314:Skin corrosion/irritation
H336:Specific target organ toxicity,single exposure; Narcotic effects
H373:Specific target organ toxicity, repeated exposure
H412:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P231+P232:Handle under inert gas. Protect from moisture.
P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P370+P378:In case of fire: Use … for extinction.

COMPUTED DESCRIPTORS

Molecular Weight 198.32 g/mol
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 0
Rotatable Bond Count 6
Exact Mass 198.1928143 g/mol
Monoisotopic Mass 198.1928143 g/mol
Topological Polar Surface Area 0 Ų
Heavy Atom Count 13
Formal Charge 0
Complexity 92.5
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Triisobutyl aluminum appears as a colorless liquid.

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HYCHEM LABORATORIES

1Y
product:Tri-iso-butyl Aluminum (1.0 M in Toluene)
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