791-28-6|Triphenylphosphine oxideProducts Supply - Chemical intermediates Network

Triphenylphosphine oxide cas no:791-28-6

Synonyms: phosphorane, triphenyl-, oxide;diphenylphosphorylbenzene;TPPO;Triphenyl phosphorus oxide;Phosphine oxide, triphenyl-;

Identification

NameTriphenylphosphine oxide
CAS791-28-6
Synonymsphosphorane, triphenyl-, oxide;diphenylphosphorylbenzene;TPPO;Triphenyl phosphorus oxide;Phosphine oxide, triphenyl-;
EINECS(EC#)212-338-8
Molecular FormulaC₁₈H₁₅OP
Molecular Weight278.29

Chemical Properties

AppearanceWhite solid
refractive index1.619
storage tempStore at RT.

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass6.1

Safety Data

Hazard Xn:Harmful
Risk R22;R52/53
Safety

Safety Information about?Triphenyl Phosphine Oxide (CAS NO.791-28-6):
Hazard Codes:? Harmful Xn,Xi
Risk Statements: 22-36/37/38-52/53
R22: Harmful if swallowed.?
R36/37/38: Irritating to eyes, respiratory system and skin.?
R52/53: Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 26-61-36?
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36: Wear suitable protective clothing.?
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
WGK Germany: 2
RTECS: SZ1676000
HS Code: 29310095

HS Code 29310095

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	450mg/kg (450mg/kg)	?	National Technical Information Service. Vol. AD607-952,
rabbit	LD50	skin	> 5gm/kg (5000mg/kg)	?	Food and Cosmetics Toxicology. Vol. 17, Pg. 847, 1979.
rat	LD50	oral	1850mg/kg (1850mg/kg)	?	Food and Cosmetics Toxicology. Vol. 17, Pg. 847, 1979.

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Triphenylphosphine oxide cas no:791-28-6

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