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392073

Diphenyl(trimethylsilyl)phosphine

technical grade, liquid

Sustainability features

Synonym(s):

(Diphenylphosphino)trimethylsilane, (Trimethylsilyl)diphenylphosphine

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About This Item

Linear Formula:
(C6H5)2PSi(CH3)3
CAS Number:
17154-34-6
Molecular Weight:
258.37
UNSPSC Code:
12352002
PubChem Substance ID:
24864422
NACRES:
NA.22
MDL number:
MFCD00015589
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Product Name

Diphenyl(trimethylsilyl)phosphine, technical grade

grade

technical grade

Quality Segment

form

liquid

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction, reaction type: Heck Reaction, reaction type: Hiyama Coupling, reaction type: Negishi Coupling, reaction type: Sonogashira Coupling, reaction type: Stille Coupling, reaction type: Suzuki-Miyaura Coupling, reagent type: ligand

greener alternative product characteristics

Catalysis
Learn more about the Principles of Green Chemistry.

sustainability

Sustainability features

refractive index

n20/D 1.603 (lit.)

bp

119-120 °C/0.2 mmHg (lit.)

density

1.009 g/mL at 25 °C (lit.)

functional group

phosphine

greener alternative category

SMILES string

C[Si](C)(C)P(c1ccccc1)c2ccccc2

InChI

1S/C15H19PSi/c1-17(2,3)16(14-10-6-4-7-11-14)15-12-8-5-9-13-15/h4-13H,1-3H3

InChI key

WTWVGNUJAAOVSC-UHFFFAOYSA-N

General description

This product aligns with one or more of the 12 Principles of Green Chemistry. This is an organophosphorus ligand used in cross-coupling reactions, particularly with palladium catalysts. The trimethylsilyl group provides steric hindrance and electronic properties beneficial for controlling reaction selectivity in Suzuki-Miyaura, Negishi, and other coupling reactions. Click here for more information.

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Codes

H225

Hazard Classifications

Flam. Liq. 2

Storage Class

3 - Flammable liquids

WGK

WGK 3

Flash Point (°F)

50.0 °F - closed cup

Flash Point (°C)

10 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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