Benzene,1,1'-(1,1,2,2-tetramethyl-1,2-ethanediyl)bis-

MSDS :
 2,3-Dimethyl-2,3-diphenylbutane
CAS 
:
 1889-67-4
SYNONYMS 
:
 None Known.
Catalog of Chemical Suppliers, Buyers, Custom Synthesis Companies And Equipment Manufacturers
[ 2,3-Dimethyl-2,3-diphenylbutane 1889-67-4 ]
**** SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS ****

+----------------+--------------------------------------+----------+-----------+
| CAS# | Chemical Name | % | EINECS# |
|----------------|--------------------------------------|----------|-----------|
| 1889-67-4 |2,3-Dimethyl-2,3-diphenylbutane | 95 | 217-568-2 |
+----------------+--------------------------------------+----------+-----------+
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

**** SECTION 3 - HAZARDS IDENTIFICATION ****

EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully
investigated.

Potential Health Effects
Eye:
Non-irritating to the eyes.
Skin:
Non-irritating to the skin. May be harmful if absorbed through the
skin.
Ingestion:
May cause irritation of the digestive tract. The toxicological
properties of this substance have not been fully investigated. May be
harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. The toxicological properties
of this substance have not been fully investigated. May be harmful if
inhaled.
Chronic:
No information found.

**** SECTION 4 - 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.
Skin:
In case of contact, flush skin with plenty of water. Remove
contaminated clothing and shoes. Get medical aid if irritation
develops and persists. Wash clothing before reuse.
Ingestion:
Call a poison control center. If swallowed, do not induce vomiting
unless directed to do so by medical personnel. Never give anything by
mouth to an unconscious person. Get medical aid.
Inhalation:
If inhaled, remove to fresh air. If not breathing, give artificial
respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Treat symptomatically and supportively.

**** SECTION 5 - 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 water spray, dry chemical, carbon dioxide, or chemical foam.

**** SECTION 6 - ACCIDENTAL RELEASE MEASURES ****

General Information: Use proper personal protective equipment as indicated
in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal
container. Clean up spills immediately, observing precautions in the
Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.

**** SECTION 7 - HANDLING and STORAGE ****

Handling:
Wash thoroughly after handling. Use with adequate ventilation.
Minimize dust generation and accumulation. Avoid breathing dust,
vapor, mist, or gas. Avoid contact with eyes, skin, and clothing.
Keep container tightly closed. Avoid ingestion and inhalation.
Storage:
Store in a tightly closed container. Store in a dry area. Keep
refrigerated. (Store below 4C/39F.)

**** SECTION 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION ****

Engineering Controls:
Facilities storing or utilizing this material should be equipped
with an eyewash facility and a safety shower. Use adequate
ventilation to keep airborne concentrations low.
Exposure Limits
CAS# 1889-67-4:


Personal Protective Equipment

Eyes:
Wear appropriate protective eyeglasses or chemical
safety goggles as described by OSHA's eye and face
protection regulations in 29 CFR 1910.133 or European
Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin
exposure.
Clothing:
Wear appropriate protective clothing to prevent skin
exposure.
Respirators:
Follow the OSHA respirator regulations found in 29
CFR 1910.134 or European Standard EN 149. Use a
NIOSH/MSHA or European Standard EN 149 approved
respirator if exposure limits are exceeded or if
irritation or other symptoms are experienced.

**** SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES ****

Physical State: Flakes
Color: white to yellow
Odor: faint odor
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 90 - 110 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: Insoluble.
Specific Gravity/Density:
Molecular Formula: C18H22
Molecular Weight: 238.37

**** SECTION 10 - STABILITY AND REACTIVITY ****

Chemical Stability:
Not currently available.
Conditions to Avoid:
Dust generation.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

**** SECTION 11 - TOXICOLOGICAL INFORMATION ****

RTECS#:
CAS# 1889-67-4 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
2,3-Dimethyl-2,3-diphenylbutane -
Not listed by ACGIH, IARC, or NTP.

**** SECTION 12 - ECOLOGICAL INFORMATION ****



**** SECTION 13 - DISPOSAL CONSIDERATIONS ****

Dispose of in a manner consistent with federal, state, and local regulations.

**** SECTION 14 - TRANSPORT INFORMATION ****

IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/AD Not regulated as a hazardous material.

**** SECTION 15 - 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# 1889-67-4: No information available.
Canada
CAS# 1889-67-4 is listed on Canada's NDSL List.
CAS# 1889-67-4 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 1889-67-4 is listed on the TSCA inventory.

**** SECTION 16 - ADDITIONAL INFORMATION ****

MSDS Creation Date: 7/24/2000 Revision #2 Date: 2/14/2003

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.
;

Recommended suppliers

Henan Wentao Chemical Product Co., Ltd.

China (Mainland) Assessed Supplier

2,3-Dimethyl-2,3-diphenylbutane CAS NO.: 1889-67-4

  • Assay:top grade ,
  • Appearance:powder
  • Package:drum
  • Storage:Room temperature
  • Transportation:By sea or by air
  • Application:Synthetic fragrances
Contact Supplier

Dayang Chem (Hangzhou) Co.,Ltd.

China (Mainland) Assessed Supplier

2,3-Dimethyl-2,3-diphenylbutane Manufacturer/High quality/Best price/In stock

  • Assay:Industrial Grade,
  • Appearance:detailed see specifications
  • Package:according to the clients requirement
  • Storage:Store in dry, dark and ventilated place.
  • Transportation:by sea or by air
  • Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.
Contact Supplier

GIHI CHEMICALS CO.,LIMITED

China (Mainland) Assessed Supplier

2,3-Dimethyl-2,3-diphenyl butane

  • Assay:Pharmaceutical grade,
  • Appearance:Powder
  • Package:According to customer requirements
  • Storage:dry and cool
  • Transportation:Air and sea transportation
  • Application:Pharmaceutical Industry
Contact Supplier

Ality Chemical Corporation

China (Mainland) Assessed Supplier

Factory Supply 1,1'-(1,1,2,2-tetramethylethylene)dibenzene

  • Assay:99.9%
  • Appearance:Refer to COA
  • Package:drum
  • Storage:keep in cool and dry place
  • Transportation:by sea or by air
  • Application:Intermediates and materials
Contact Supplier

Amadis Chemical Co., Ltd.

China (Mainland) Assessed Supplier

(2,3-Dimethylbutane-2,3-diyl)dibenzene

  • Assay:97%
  • Appearance:Powder or liquid
  • Package:According to customer
  • Storage:Store in a tightly closed container, in a cool and dry place.
  • Transportation:Fedex,DHL,TNT,BY SEA and BY AIR
  • Application:Medicinal Chemistry Biomedicine Pharmaceutical intermediates Chemistry experiment Biological experiments Chemical reagent For R&D use only.
Contact Supplier

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