Name:	(-)-1 2-Bis((2R 5R)-2 5-dimethylphospholano)benzene Material Safety Data Sheet
Synonym:	(R,R)-Me-DUPHO
CAS:	147253-67-6

Section 1 - Chemical Product   MSDS Name:(-)-1 2-Bis((2R 5R)-2 5-dimethylphospholano)benzene Material Safety Data Sheet
Synonym:(R,R)-Me-DUPHO

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Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS

CAS#	Chemical Name	content	EINECS#
147253-67-6	(-)-1,2-Bis((2R,5R)-2,5-dimethylphosph		unlisted

Hazard Symbols: None Listed.
Risk Phrases: None Listed.

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Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Air sensitive.Moisture sensitive.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

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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:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:
Treat symptomatically and supportively.

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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.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

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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.

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Section 7 - HANDLING and STORAGE
  Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Store under nitrogen.

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Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 147253-67-6: Personal Protective Equipment Eyes: Not available.
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.

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Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Crystals
Color: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
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: C18H28P2
Molecular Weight: 306.37

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Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, exposure to air, exposure to moist air or water.
Incompatibilities with Other Materials:
Oxidizing agents, halogens.
Hazardous Decomposition Products:
Carbon monoxide, oxides of phosphorus, carbon dioxide.
Hazardous Polymerization: Will not occur.

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Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 147253-67-6 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene - Not listed by ACGIH, IARC, or NTP.

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Section 12 - ECOLOGICAL INFORMATION
 

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Section 13 - DISPOSAL CONSIDERATIONS
  Dispose of in a manner consistent with federal, state, and local regulations.

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Section 14 - TRANSPORT INFORMATION
 
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
No information available.

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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# 147253-67-6: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 147253-67-6 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 147253-67-6 is not listed on the TSCA inventory.
It is for research and development use only.

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SECTION 16 - ADDITIONAL INFORMATION
N/A