MilliporeSigma
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130079

Sigma-Aldrich

Methyltriphenylphosphonium bromide

98%

Linear Formula:
CH3P(C6H5)3Br
CAS Number:
Molecular Weight:
357.22
Beilstein:
3599467
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

form

powder

reaction suitability

reaction type: C-C Bond Formation

mp

230-234 °C (lit.)

SMILES string

[Br-].C[P+](c1ccccc1)(c2ccccc2)c3ccccc3

InChI

1S/C19H18P.BrH/c1-20(17-11-5-2-6-12-17,18-13-7-3-8-14-18)19-15-9-4-10-16-19;/h2-16H,1H3;1H/q+1;/p-1

InChI key

LSEFCHWGJNHZNT-UHFFFAOYSA-M

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Packaging

25, 100, 500 g in poly bottle

Application

Used widely for methylenation via the Wittig reaction
Wittig olefination salt employed recently in a synthesis of an enyne which, via ring closing metathesis, provided a benzazepine ring system.

Pictograms

Skull and crossbonesEnvironment

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Chronic 2

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

464.0 °F

Flash Point(C)

> 240 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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