151888-20-9

151888-20-9 structure
151888-20-9 structure

Name 4-[phenyl-(4-sulfonatophenyl)phosphanyl]benzenesulfonate,hydrate
Melting Point 98-102ºC
Molecular Formula C18H17K2O8PS2
Molecular Weight 534.62300
Exact Mass 533.93800
PSA 163.21000
LogP 3.28600

Section 1: Product Identification
Chemical Name:Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassiumsalt, min. 97%
CAS Registry Number:151888-20-9
Formula:C6H5P(C6H4SO3K)2P.2H2O
EINECS Number:none
Chemical Family:organophosphorus ligand
Synonym:none

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound151888-20-9100%no datano data

Section 3: Hazards Identification
Emergency Overview:Irritating to skin, eyes and respiratory tract. May be harmful if swallowed.
Primary Routes of Exposure:Ingestion, inhalation
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 information on the physiological effects of ingestion. May be harmful if swallowed.
Acute Health Affects:Irritating to skin, eyes and respiratory tract.
Chronic Health Affects:No information available on the long-term effects of overexposure.
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
If this material is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus 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 or sodium carbonate and swept up.

SECTION 7: Handling and Storage
Handling and Storage:Store in a tightly sealed container. Keep away from heat and 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:Material may form a fine dust. 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:Material may form a fine dust. 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:white pwdr.
Molecular Weight:498.58 (534.62)
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:no data
Odor:none
Solubility in Water:Soluble

SECTION 10: Stability and Reactivity
Stability:air and moisture stable
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:oxidizing agents and active metals
Decomposition Products:carbon dioxide, carbon monoxide, phosphorus oxide, potassium hydroxide, and organic fumes

SECTION 11: Toxicological Information
RTECS Data:No information 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
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37-S39