1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane

Product Name: 1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane
CAS No.: 56-33-7
Chemical Name: 1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane
Synonyms: d6190;DK333;DKSI134;NSC 96791;DKFELEX0209;Oxybis(phenyldimethylsilane);Tetramethyldiphenyldisiloxane;Bis(phenyldimethylsilyl)oxide;bis(dimethylphenylsilyl)oxide;bis(dimethylphenylsilyl)ether
CBNumber: CB3208984
Molecular Formula: C16H22OSi2
Formula Weight: 286.52
MOL File: 56-33-7.mol

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1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane Property

Melting point:: -89°C
Boiling point:: 155 °C
Density: 0.976
refractive index: 1.52
Flash point:: 156°C
storage temp.: 2-8°C
form: liquid
Specific Gravity: 0.976
color: Colorless to Almost colorless
Hydrolytic Sensitivity: 1: no significant reaction with aqueous systems
λmax: 259nm(Cyclohexane)(lit.)
InChI: InChI=1S/C16H22OSi2/c1-18(2,15-11-7-5-8-12-15)17-19(3,4)16-13-9-6-10-14-16/h5-14H,1-4H3
InChIKey: YQJPWWLJDNCSCN-UHFFFAOYSA-N
SMILES: [Si](C)(C)(C1=CC=CC=C1)O[Si](C)(C)C1=CC=CC=C1
CAS DataBase Reference: 56-33-7(CAS DataBase Reference)
EPA Substance Registry System: Disiloxane, 1,1,3,3-tetramethyl-1,3-diphenyl- (56-33-7)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 24/25-36-26
RTECS: JM9236000
TSCA: Yes
HS Code: 29319090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

TCI Chemical

Product number: T3348
Product name: 1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane
Purity: >98.0%(GC)
Packaging: 5g
Price: $113
Updated: 2025/07/31

Biosynth Carbosynth

Product number: FD39984
Product name: 1,3-Diphenyl-1,1,3,3-tetraMethyldisiloxane
Packaging: 10g
Price: $140
Updated: 2021/12/16

Apolloscientific

Product number: OR303373
Product name: {[Dimethyl(phenyl)silyl]oxy}dimethylphenylsilane
Packaging: 25g
Price: $153
Updated: 2021/12/16

AK Scientific

Product number: 0669CA
Product name: 1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane
Packaging: 25g
Price: $165
Updated: 2021/12/16

SynQuest Laboratories

Product number: 6685-1-02
Product name: 1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane
Packaging: 25g
Price: $168
Updated: 2021/12/16

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1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane Chemical Properties,Usage,Production

Chemical Properties

Colorless or yellowish transparent liquid

Definition

ChEBI: 1,3-diphenyltetramethyldisiloxane is an organosiloxane.

Safety Profile

Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating fumes.

1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane Preparation Products And Raw materials

Raw materials

Preparation Products

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1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane Suppliers

China 96 France 1 Germany 2 India 2 Japan 1 Singapore 1 Switzerland 1 Ukraine 1 United Kingdom 5 United States 17 Global 127

Alfa Chemistry

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View Lastest Price from 1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane manufacturers

ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Product: 1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane 56-33-7
Price: US $1.10-9.90/kg
Min. Order: 1kg
Purity: 99%min
Supply Ability: 100kg
Release date: 2025-08-18

Career Henan Chemical Co

Product: 1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane 56-33-7
Price: US $1.00/g
Min. Order: 1g
Purity: Min98% HPLC
Supply Ability: g/kg/ton
Release date: 2019-12-28

56-33-7, 1,3-Diphenyl-1,1,3,3-tetramethyldisiloxaneRelated Search:

1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane 1,1,3,3-Tetramethyldisiloxane 1,3-DIVINYL-1,3-DIPHENYL-1,3-DIMETHYLDISILOXANE DIVINYLTETRAPHENYLDISILOXANE HEXAPHENYLDISILOXANE 1,1,3,3-TETRAPHENYL-1,3-DIMETHYLDISILOXANE 1,3-Bis(4-methoxyphenyl)-1,1,3,3-tetramethyldisiloxane, 97%

1,3-DIPHENYLTETRAMETHYLDISILOXANE

1,3-DIPHENYL-1,1,3,3-TETRAMETHYLDISILOXANE

1,1,3,3-tetramethyl-1,3-diphenyl-disiloxan

1,1,3,3-tetramethyl-1,3-diphenyl-Disiloxane

Diphenyltetramethyldisiloxane. 1,3-Diphenl-1,1,3,3-tetramethyl-disiloxane

Tetramethyldiphenyldisiloxane

1,3-diphenyl-1,1,3,3-tetramethyl-disiloxan

bis(dimethylphenylsilyl)ether

bis(dimethylphenylsilyl)oxide

Bis(phenyldimethylsilyl)oxide

d6190

Diphenyltetramethyldisiloxane

Disiloxane, 1,1,3,3-tetramethyl-1,3-diphenyl-

Disiloxane, 1,3-diphenyl-1,1,3,3-tetramethyl-

Sym-tetramethyl-diphenyl-disiloxane

Tetramethyl-1,3-diphenyldisiloxane

{[Dimethyl(phenyl)silyl]oxy}dimethylphenylsilane

1,1,3,3-Tetramethyl-1,3-diphenylpropanedisiloxane

Bis(phenyldimethylsilyl) ether

Oxybis(phenyldimethylsilane)

NSC 96791

sym-Diphenyltetramethyldisiloxane

TIANFU-CHEM - 1,3-DIPHENYL-1,1,3,3-TETRAMETHYLDISILOXANE

DK333

DKFELEX0209

DKSI134

56-33-7

C16H22OSi2

Industrial/Fine Chemicals

Siloxanes