ChemicalBook--->CAS DataBase List--->3878-44-2

3878-44-2

3878-44-2 Structure

3878-44-2 Structure
IdentificationBack Directory
[Name]

TRIPHENYLPHOSPHINE SELENIDE
[CAS]

3878-44-2
[Synonyms]

Triphenylphosphinselenid
triphenyl-phosphineselenid
TRIPHENYLPHOSPHINE SELENIDE
Phosphine selenide, triphenyl-
Triphenylphosphine selenide,98%
TRIPHENYLPHOSPHINE SELENIDE FOR SYNTHESI
[EINECS(EC#)]

223-406-1
[Molecular Formula]

C18H15PSe
[MDL Number]

MFCD00013477
[MOL File]

3878-44-2.mol
[Molecular Weight]

341.25
Chemical PropertiesBack Directory
[Appearance]

WHITE TO OFF-WHITE CRYSTALLINE POWDER
[Melting point ]

186-188 °C
[Boiling point ]

448.6±28.0 °C(Predicted)
[storage temp. ]

Store below +30°C.
[solubility ]

very sol dichloromethane; moderately sol on heating in acetonitrile, benzene, 1-butanol, ethanol, methanol; insol ether, water
[form ]

solid
[color ]

White to Almost white
[InChI]

1S/C18H15PSe/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
[InChIKey]

ZFVJLNKVUKIPPI-UHFFFAOYSA-N
[SMILES]

[Se-][P+](c3ccccc3)(c2ccccc2)c1ccccc1
Hazard InformationBack Directory
[Chemical Properties]

WHITE TO OFF-WHITE CRYSTALLINE POWDER
[Uses]

Triphenylphosphine Selenide is used for conversion of epoxides into alkenes.
[Preparation]

Triphenylphosphine Selenide is prepared from Triphenylphosphine and either Potassium Selenocyanate or elemental Selenium.
[Purification Methods]

Triphenylphosphine Selenide is purified by recrystallization from ethanol.
[Precautions]

Triphenylphosphine Selenide is toxic; use in a fume hood.
Safety DataBack Directory
[Hazard Codes ]

T,N
[Risk Statements ]

23/25-33-50/53
[Safety Statements ]

20/21-28-45-60-61
[RIDADR ]

UN 2811 6.1/PG 2
[WGK Germany ]

3
[RTECS ]

SZ2455000
[HazardClass ]

6.1(b)
[PackingGroup ]

III
[HS Code ]

29310099
[Storage Class]

6.1C - Combustible, acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
[Hazard Classifications]

Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Aquatic Acute 1
Aquatic Chronic 1
STOT RE 2
[Toxicity]

rat,LD,oral,> 500mg/kg (500mg/kg),National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 39, 1953.
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