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136779-28-7

136779-28-7 structure
136779-28-7 structure

Name (2S,5S)-1-[2-[(2S,5S)-2,5-diethylphospholan-1-yl]phenyl]-2,5-diethylphospholane
Synonyms unii-fri8026kma
MFCD00142321
Density 1.010 g/mL at 25ºC
Boiling Point 468.5ºC at 760 mmHg
Molecular Formula C22H36P2
Molecular Weight 362.46900
Flash Point >230 °F
Exact Mass 362.22900
PSA 27.18000
LogP 6.60300
Vapour Pressure 1.67E-08mmHg at 25°C
Index of Refraction n20/D 1.581

Section 1: Product Identification
Chemical Name:(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene, 98+% (S,S)-Et-DUPHOS
CAS Registry Number:136779-28-7
Formula:C22H36P2
EINECS Number:none
Chemical Family:organophosphine ligand
Synonym:(S,S)-Ethyl DUPHOS

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound136779-28-7100%no datano data

Section 3: Hazards Identification
Emergency Overview:Irritating to eyes, skin and respiratory tract.
Primary Routes of Exposure:Ingestion, skin
Eye Contact:Causes slight to mild irritation of the eyes.
Skin Contact:Causes slight to mild irritation of the skin.
Inhalation:Irritating to the nose, mucous membranes and respiratory tract.
Ingestion:No specific information is available on the physiological effects of ingestion.
Acute Health Affects:Irritating to skin, eyes and respiratory tract.
Chronic Health Affects:No information available on long-term chronic effects.
NTP:No
IARC:No
OSHA:No

SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
Inhalation:
in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
Ingestion:
vomiting only if directed by medical personnel.

SECTION 5: Fire Fighting Measures
Flash Point:no data
Autoignition Temperature:none
Explosion Limits:none
Extinguishing Medium:carbon dioxide, dry powder or foam
Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus
Special Fire Fighting Procedures:
and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit toxic organic fumes.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

SECTION 6: Accidental Release Measures
Spill and Leak Procedures:Small spills can be mixed with vermiculite, sodium carbonate or other suitable adsorbent, and swept up.

SECTION 7: Handling and Storage
Store in a tightly sealed container under an inert atmosphere of nitrogen or argon. Keep away from heat and
Handling and Storage:
direct sunlight.

SECTION 8: Exposure Controls and Personal Protection
Eye Protection:Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection:Wear protective clothing and gloves.
Ventilation:If possible, handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Respirator:
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation:If possible, handle the material in an efficient fume hood.
Additional Protection:No additional protection required.

SECTION 9: Physical and Chemical Properties
Color and Form:colorless oil
Molecular Weight:362.48
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:no data
Odor:none
Solubility in Water:insoluble

SECTION 10: Stability and Reactivity
Stability:air sensitive liquid
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:prolonged contact with air
Incompatibility:oxidizing agents, halogens
Decomposition Products:carbon dioxide, carbon monoxide, phosphorus pentoxide, and organic fumes.

SECTION 11: Toxicological Information
RTECS Data:No information available in the RTECS files.
Carcinogenic Effects:No data available
Mutagenic Effects:No data available
Tetratogenic Effects:No data available

SECTION 12: Ecological Information
Ecological Information:No information available

SECTION 13: Disposal Considerations
Disposal:Dispose of according to local, state and federal regulations.

SECTION 14: Transportation
Shipping Name (CFR):Non-hazardous
Hazard Class (CFR):NA
Additional Hazard Class (CFR):NA
Packaging Group (CFR):NA
UN ID Number (CFR):NA
Shipping Name (IATA):Non-hazardous
Hazard Class (IATA):NA
Additional Hazard Class (IATA):NA
Packaging Group (IATA):NA
UN ID Number (IATA):NA

SECTION 15: Regulatory Information
TSCA:Not listed in the TSCA inventory.
SARA (Title 313):Title compound not listed.
Second Ingredient:none


SECTION 16 - ADDITIONAL INFORMATION
N/A
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26
RIDADR NONH for all modes of transport
Precursor  2

DownStream  0