MATERIAL SAFETY DATA SHEET (MSDS)
1,3-BIS-(TRIMETHYLSILYL)-UREA, 98%
CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
MSDS Name : 1,3-BIS-(TRIMETHYLSILYL)-UREA, 98%
Synonyms : 3-Bis(trimethylsilyl)urea, 98%; BSU;
Bis(Trimethylsily)urea
Company Identification : Chemcon Speciality Chemicals Pvt. Ltd.
Plot No. 355, Kunpad Road, Manjusar,
Tal : Savli, Dist. : Baroda. (India)
Company Marketing Office : Chemcon Speciality Chemicals Pvt. Ltd.
D-34, Sardar Estate, Ajwa Road,
Baroda 鈥? 390019. (India)
Tel : 0091 265 2512088
Fax : 0091 265 2571550
COMPOSITION, INFORMATION ON INGREDIENTS
CAS : 18297-63-7
Product : 1,3-BIS-(TRIMETHYLSILYL)-UREA, 98%
Hazard Symbols: None Listed.
Risk Phrases: None Listed.
HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
Potential Health Effects
The toxicological properties of this material have not been investigated. Use
appropriate procedures to prevent opportunities for direct contact with the skin or
eyes and to prevent inhalation.
FIRST AID MEASURES
Eyes:
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the
upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes
while removing contaminated clothing and shoes. Remove contaminated clothing
and shoes.
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Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid
immediately.
Inhalation:
Get medical aid immediately. Remove from exposure to fresh air immediately. If
not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:
FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand,
MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire,
irritating and highly toxic gases may be generated by thermal decomposition or
combustion.
Extinguishing Media:
Use agent most appropriate to extinguish fire.
ACCIDENTAL RELEASE MEASURES
General Information:
Use proper personal protective equipment as indicated in
Section 8.
Spills/Leaks:
Clean up spills immediately, observing precautions in the Protective Equipment
section.
HANDLING and STORAGE
Handling:
Wash thoroughly after handling. Remove contaminated clothing and wash before
reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Storage:
Store in a cool, dry place. Keep container closed when not in use.
EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use process enclosure, local exhaust ventilation, or other engineering controls to
control airborne levels. Personal Protective Equipment
Eyes:
Wear chemical goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
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Respirators:
A respiratory protection program that meets OSHA's 29 CFR 搂1910.134 and
ANSI Z88.2 requirements or European Standard EN 149 must be followed
whenever workplace conditions warrant a respirator's use.
PHYSICAL AND CHEMICAL PROPERTIES
Physical State : Crystalline powder
Appearance : white - fine
Odor : Not available.
PH : Not available.
Vapor Pressure : Not available.
Viscosity : Not available.
Boiling Point : Not available.
Freezing/Melting Point : 232 deg C
Autoignition Temperature : 370 deg C ( 698.00 deg F)
Flash Point : 232 deg C ( 449.60 deg F)
Explosion Limits, lower : Not available.
Explosion Limits, upper : Not available.
Decomposition Temperature : 232 deg C
Solubility in water:
Molecular Formula : C7H20N2OSi2
Molecular Weight : 204.41
STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Strong oxidants.
Incompatibilities with Other Materials:
Not available.
Hazardous Decomposition Products:
Irritating and toxic fumes and gases.
Hazardous Polymerization:
Not available.
TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 18297-63-7 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1,3-BIS-(TRIMETHYLSILYL)-UREA, 98% -
Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.
See actual entry in RTECS for complete information.
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DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.
TRANSPORT INFORMATION
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.
REGULATORY INFORMATION
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 18297-63-7: No information available.
United Kingdom Occupational Exposure Limits
Canada
CAS# 18297-63-7 is listed on Canada's NDSL List.
CAS# 18297-63-7 is not listed on Canada's Ingredient Disclosure List.
Exposure Limits
US FEDERAL
TSCA
CAS# 18297-63-7 is listed on the TSCA inventory.
ADDITIONAL INFORMATION
MSDS Creation Date: 16/01/2005
Note : The information above is believed to be accurate and represents the best information
currently available to us. However, we make no warranty of merchantability or any other warranty,
express or implied, with respect to such information, and we assume no liability resulting from its
use. Users should make their own investigations to determine the suitability of the information for
their particular purposes. In no way shall the company be liable for any claims, losses, or
damages of any third party or for lost profits or any special, indirect, incidental, consequential or
exemplary damages, howsoever arising, even if the company has been advised of the possibility
of such damages.
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