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Diphenyl diselenide

CAS number : 1666-13-3

Molecular weight :312.13

Molecular formula/chemical symbol :C12H10Se2

Description :

Diphenyl diselenide is the chemical compound with the formula (C6H5)2Se2, abbreviated Ph2Se2 This orange-coloured solid is the oxidized derivative of benzeneselenol. It is used as a source of the PhSe unit in organic synthesis.

Diphenyl diselenide

IUPAC name[hide]

Diphenyl diselenide

Other names[hide]

Phenyl diselenide

Identifiers

CAS number

1666-13-3 YesY

PubChem

15460

ChemSpider

14710 YesY

RTECS number

JM9152500

Jmol-3D images

Image 1

SMILES

[hide]

·                                 c1ccc(cc1)[Se][Se]c2ccccc2

InChI

[hide]

·                                 InChI=1S/C12H10Se2/c1-3-7-11(8-4-1)13-14-12-9-5-2-6-10-12/h1-10H YesY
Key: YWWZCHLUQSHMCL-UHFFFAOYSA-N YesY


InChI=1/C12H10Se2/c1-3-7-11(8-4-1)13-14-12-9-5-2-6-10-12/h1-10H
Key: YWWZCHLUQSHMCL-UHFFFAOYAK

Properties

Molecular formula

C12H10Se2

Molar mass

312.13 g mol?1

Appearance

Orange powder

Density

1.84 g/cm3

Melting point

59-61 °C

Solubility in water

Insoluble

Solubility in other solvents

Dichloromethane

Structure

Coordination
geometry

90° at Se[citation needed]
C2 symmetry[citation needed]

Dipole moment

0 D

Hazards

R-phrases

R23/25 R33 R50/53

S-phrases

S20/21 S28 S45 S60 S61

Main hazards

Toxic

Related compounds

Related compounds

Ph2S2,
C6H5SeH

 YesY (verify) (what is: YesY/N?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

USES :
Synthesis of allyl alcohol, allyl ether, acetate and α, β-unsaturated carbonyl compounds

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