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CAS : 98-06-6 ProductName : tert-Butylbenzene
1 - Product and Company Information

Product Name TERT-BUTYLBENZENE, 99%
Product Number B90602
2 - Composition/Information on Ingredients

Product Name CAS # EC no Annex I
Index Number
TERT-BUTYLBENZENE 98-06-6 202-632-4 None

Formula C10H14
Molecular Weight 134.22 AMU
Synonyms Benzene, (1,1-dimethylethyl)- (9CI) *
tert-Butylbenzene * Dimethylethylbenzene *
2-Methyl-2-phenylpropane *
Phenyltrimethylmethane * Pseudobutylbenzene *
Trimethylphenylmethane

3 - Hazards Identification

SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Flammable. Harmful by inhalation. Irritating to skin.


4 - First Aid Measures

AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.

AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.

5 - Fire Fighting Measures

EXTINGUISHING MEDIA
Suitable: Carbon dioxide, dry chemical powder, or appropriate
foam.
Unsuitable: Water may be effective for cooling, but may not
effect extinguishment.
SPECIAL RISKS
Specific Hazard(s): Vapor may travel considerable distance to
source of ignition and flash back.
Explosion Hazards: Vapor may travel considerable distance to
source of ignition and flash back. Container explosion may occur
under fire conditions. Forms explosive mixtures in air.

SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.

SPECIFIC METHOD(S) OF FIRE FIGHTING
Use water spray to cool fire-exposed containers.

6 - Accidental Release Measures

PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area. Shut off all sources of ignition.

PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.

METHODS FOR CLEANING UP
Cover with an activated carbon adsorbent, take up and place in
closed containers. Transport outdoors. Ventilate area and wash
spill site after material pickup is complete.

7 - Handling and Storage

HANDLING
Directions for Safe Handling: Do not breathe vapor. Avoid
contact with eyes, skin, and clothing.

STORAGE
Conditions of Storage: Keep tightly closed. Keep away from heat,
sparks, and open flame. Store in a cool dry place.

8 - Exposure Controls / Personal Protection

ENGINEERING CONTROLS
Mechanical exhaust required. Safety shower and eye bath. Use
nonsparking tools.

GENERAL HYGIENE MEASURES
Remove and wash contaminated clothing promptly. Wash thoroughly
after handling.

PERSONAL PROTECTIVE EQUIPMENT
Special Protective Measures: Wear appropriate government approved
respirator, chemical-resistant gloves, safety goggles, other
protective clothing.

9 - Physical and Chemical Properties

Appearance Color: Colorless
Form: Clear liquid

Property Value At Temperature or Pressure

pH N/A

BP/BP Range 167 - 168 ??C
MP/MP Range -58 ??C
Flash Point 60 ??C Method: closed cup
Flammability N/A
Autoignition Temp 450 ??C
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits Lower: 0.8 %
Vapor Pressure N/A
SG/Density 0.866 g/cm3
Partition Coefficient N/A
Viscosity N/A
Vapor Density 3.16 g/l 169 ??C
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility N/A

10 - Stability and Reactivity

STABILITY
Materials to Avoid: Oxidizing agents.

HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide.

11 - Toxicological Information

RTECS NUMBER: CY9120000

ACUTE TOXICITY

LD50
Oral
Rat
3045 mg/kg
Remarks: Behavioral:Somnolence (general depressed activity).
Behavioral:Tremor. Gastrointestinal:Changes in structure or
function of salivary glands.

SIGNS AND SYMPTOMS OF EXPOSURE
To the best of our knowledge, the chemical, physical, and
toxicological properties have not been thoroughly investigated.

ROUTE OF EXPOSURE
Multiple Routes: May be harmful by inhalation, ingestion, or
skin absorption. May cause irritation.

12 - Ecological Information

No data available.

13 - Disposal Considerations

SUBSTANCE DISPOSAL
Burn in a chemical incinerator equipped with an afterburner and

scrubber but exert extra care in igniting as this material is
highly flammable. Observe all federal, state, and local
environmental regulations.

14 - Transport Information

RID/AD UN#: 2709
Class: 3
PG: III
Proper Shipping Name: Butylbenzenes

IMDG
UN#: 2709
Class: 3
PG: III
Proper Shipping Name: Butylbenzenes
Marine Pollutant: No
Severe Marine Pollutant: No

IATA
UN#: 2709
Class: 3
PG: III
Proper Shipping Name: Butylbenzenes
Inhalation Packing Group I: No

15 - Regulatory Information

CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: Xn
Harmful.
R-PHRASES: 10 20 38
Flammable. Harmful by inhalation. Irritating to skin.
S-PHRASES: 23 24/25
Do not breathe vapor. Avoid contact with skin and eyes.

COUNTRY SPECIFIC INFORMATION

Germany
WGK: 1

SWITZERLAN SWISS POISON CLASS: 4

16 - Other Information

WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Sigma-Aldrich Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.

DISCLAIME For R&D use only. Not for drug, household or other uses.

- B90602 www.-aldrich.com

tert-Butylbenzene   

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